SONDE/SAGE CLIMATOLOGY (1988-2002) OZONE MIXING RATIO (ppmv) at Z-STAR LAYERS LLM climatology - ozone mixing ratio (PPMV) 80-90 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 877.44 1 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 0.000 759.83 2 0.027 0.021 0.018 0.024 0.026 0.030 0.029 0.032 0.027 0.027 0.031 0.028 657.99 3 0.020 0.018 0.020 0.024 0.029 0.032 0.032 0.032 0.031 0.028 0.026 0.023 569.79 4 0.019 0.019 0.022 0.026 0.030 0.032 0.033 0.033 0.033 0.030 0.025 0.021 493.42 5 0.022 0.023 0.024 0.028 0.031 0.033 0.034 0.034 0.034 0.032 0.028 0.024 427.28 6 0.027 0.028 0.027 0.031 0.033 0.034 0.035 0.036 0.036 0.034 0.031 0.030 370.01 7 0.036 0.036 0.037 0.037 0.037 0.036 0.036 0.037 0.037 0.037 0.036 0.039 320.42 8 0.060 0.067 0.061 0.061 0.048 0.041 0.040 0.041 0.041 0.043 0.048 0.068 277.47 9 0.156 0.176 0.148 0.117 0.079 0.060 0.052 0.050 0.051 0.057 0.080 0.131 240.28 10 0.241 0.232 0.216 0.185 0.142 0.101 0.083 0.075 0.080 0.088 0.130 0.202 208.07 11 0.274 0.266 0.256 0.243 0.209 0.182 0.153 0.136 0.136 0.144 0.192 0.248 180.18 12 0.304 0.313 0.319 0.310 0.276 0.274 0.253 0.230 0.220 0.213 0.242 0.291 156.03 13 0.375 0.402 0.430 0.409 0.370 0.366 0.368 0.344 0.299 0.254 0.264 0.324 135.12 14 0.485 0.555 0.581 0.610 0.515 0.503 0.507 0.464 0.359 0.254 0.266 0.368 117.01 15 0.675 0.780 0.831 0.837 0.781 0.728 0.737 0.623 0.423 0.202 0.283 0.467 101.33 16 0.987 1.047 1.152 1.150 1.067 1.032 1.033 0.878 0.483 0.159 0.345 0.638 87.74 17 1.349 1.373 1.497 1.556 1.490 1.459 1.382 1.212 0.571 0.135 0.435 0.998 75.98 18 1.753 1.746 1.863 1.927 1.924 1.879 1.849 1.591 0.716 0.138 0.628 1.367 65.80 19 2.175 2.108 2.177 2.269 2.316 2.266 2.218 1.924 0.919 0.209 0.921 1.805 56.98 20 2.499 2.460 2.471 2.540 2.552 2.577 2.556 2.271 1.144 0.315 1.267 2.365 49.34 21 2.861 2.765 2.701 2.767 2.724 2.804 2.779 2.527 1.375 0.470 1.742 2.914 42.73 22 3.098 2.954 2.870 2.853 2.865 2.933 2.925 2.677 1.542 0.735 2.329 3.276 37.00 23 3.183 3.080 3.051 2.981 2.947 3.016 3.023 2.801 1.724 1.200 2.969 3.630 32.04 24 3.236 3.180 3.167 3.106 3.014 3.071 3.103 2.903 1.932 1.870 3.542 3.931 27.75 25 3.267 3.187 3.244 3.155 3.077 3.117 3.162 2.957 2.200 2.603 3.999 4.141 24.03 26 3.291 3.210 3.279 3.240 3.181 3.157 3.198 3.018 2.525 3.235 4.437 4.279 20.81 27 3.366 3.267 3.344 3.335 3.301 3.195 3.228 3.199 2.880 3.763 4.870 4.446 18.02 28 3.611 3.433 3.393 3.376 3.387 3.208 3.304 3.390 3.298 4.124 5.183 4.574 15.60 29 3.868 3.595 3.446 3.382 3.450 3.203 3.374 3.647 3.711 4.465 5.474 4.713 13.51 30 4.121 3.759 3.473 3.351 3.514 3.236 3.484 3.898 3.892 4.794 5.604 4.864 11.70 31 4.381 3.946 3.504 3.318 3.608 3.308 3.630 4.050 3.896 5.138 5.632 5.027 10.13 32 4.641 4.134 3.535 3.286 3.701 3.381 3.776 4.240 3.900 5.482 5.660 5.190 8.77 33 4.863 4.346 3.624 3.276 3.875 3.608 4.008 4.282 3.905 5.532 5.632 5.375 7.60 34 5.082 4.561 3.718 3.269 4.057 3.851 4.248 4.278 3.910 5.553 5.598 5.561 6.58 35 5.268 4.756 3.815 3.270 4.238 4.095 4.451 4.254 3.944 5.547 5.553 5.721 5.70 36 5.350 4.886 3.919 3.300 4.413 4.344 4.535 4.171 4.069 5.460 5.476 5.797 4.93 37 5.432 5.017 4.023 3.329 4.589 4.594 4.619 4.088 4.194 5.374 5.398 5.873 4.27 38 5.380 5.060 4.103 3.366 4.713 4.744 4.625 4.040 4.247 5.256 5.321 5.782 3.70 39 5.230 5.040 4.166 3.407 4.801 4.822 4.574 4.018 4.247 5.116 5.243 5.569 3.20 40 5.079 5.020 4.228 3.449 4.888 4.899 4.522 3.995 4.247 4.976 5.165 5.355 2.77 41 4.667 4.775 4.268 3.541 4.922 4.843 4.386 3.944 4.115 4.728 4.882 4.889 2.40 42 4.229 4.509 4.305 3.637 4.951 4.773 4.241 3.889 3.970 4.470 4.578 4.397 2.08 43 3.793 4.215 4.300 3.709 4.930 4.658 4.069 3.801 3.801 4.192 4.244 3.924 1.80 44 3.367 3.838 4.163 3.704 4.751 4.401 3.810 3.609 3.558 3.853 3.812 3.506 1.56 45 2.941 3.460 4.026 3.698 4.573 4.144 3.552 3.417 3.315 3.513 3.380 3.088 1.35 46 2.600 3.103 3.807 3.621 4.333 3.834 3.289 3.175 3.067 3.171 2.990 2.741 1.17 47 2.321 2.761 3.528 3.491 4.048 3.485 3.021 2.898 2.815 2.827 2.631 2.446 1.01 48 2.043 2.418 3.249 3.360 3.763 3.137 2.754 2.621 2.562 2.483 2.272 2.151 0.88 49 1.869 2.162 2.948 3.138 3.409 2.813 2.496 2.382 2.341 2.224 2.045 1.963 0.76 50 1.706 1.915 2.644 2.907 3.048 2.492 2.240 2.146 2.123 1.973 1.832 1.785 0.66 51 1.549 1.690 2.347 2.666 2.701 2.196 2.000 1.929 1.914 1.744 1.636 1.620 0.57 52 1.413 1.535 2.069 2.392 2.397 1.983 1.811 1.767 1.736 1.583 1.495 1.497 0.49 53 1.277 1.380 1.791 2.118 2.094 1.770 1.622 1.606 1.558 1.423 1.354 1.373 0.43 54 1.158 1.250 1.568 1.861 1.855 1.580 1.479 1.495 1.438 1.289 1.225 1.263 0.37 55 1.053 1.137 1.387 1.615 1.664 1.406 1.371 1.420 1.361 1.175 1.105 1.162 0.32 56 0.948 1.024 1.205 1.370 1.473 1.232 1.264 1.345 1.284 1.061 0.985 1.062 0.28 57 0.852 0.926 1.052 1.238 1.394 1.220 1.243 1.239 1.135 0.952 0.882 0.961 0.24 58 0.757 0.829 0.901 1.117 1.326 1.224 1.231 1.129 0.979 0.844 0.781 0.860 0.21 59 0.669 0.739 0.765 1.005 1.278 1.231 1.228 1.039 0.839 0.743 0.688 0.764 0.18 60 0.601 0.668 0.673 0.919 1.292 1.247 1.255 1.010 0.748 0.665 0.619 0.685 70-80 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.014 0.014 0.017 0.021 0.024 0.027 0.028 0.026 0.025 0.022 0.019 0.016 877.44 1 0.017 0.017 0.021 0.025 0.028 0.031 0.032 0.030 0.029 0.026 0.023 0.020 759.83 2 0.019 0.019 0.023 0.026 0.030 0.033 0.034 0.032 0.032 0.029 0.024 0.023 657.99 3 0.022 0.022 0.025 0.029 0.031 0.034 0.035 0.034 0.034 0.031 0.027 0.026 569.79 4 0.026 0.025 0.028 0.031 0.033 0.036 0.037 0.035 0.035 0.034 0.030 0.030 493.42 5 0.030 0.029 0.032 0.034 0.036 0.037 0.038 0.037 0.037 0.036 0.033 0.034 427.28 6 0.036 0.034 0.035 0.040 0.038 0.038 0.040 0.039 0.040 0.038 0.035 0.038 370.01 7 0.046 0.040 0.043 0.046 0.046 0.043 0.043 0.043 0.043 0.042 0.045 0.044 320.42 8 0.072 0.064 0.066 0.064 0.057 0.049 0.049 0.049 0.051 0.051 0.063 0.059 277.47 9 0.145 0.137 0.121 0.113 0.096 0.071 0.065 0.067 0.068 0.070 0.103 0.105 240.28 10 0.230 0.203 0.191 0.177 0.156 0.118 0.102 0.106 0.106 0.114 0.165 0.188 208.07 11 0.264 0.249 0.234 0.241 0.218 0.189 0.176 0.176 0.175 0.183 0.238 0.253 180.18 12 0.302 0.291 0.297 0.310 0.303 0.266 0.277 0.273 0.259 0.246 0.294 0.290 156.03 13 0.349 0.360 0.383 0.402 0.398 0.375 0.393 0.383 0.341 0.275 0.343 0.326 135.12 14 0.476 0.490 0.533 0.560 0.551 0.524 0.569 0.507 0.407 0.264 0.400 0.388 117.01 15 0.654 0.677 0.756 0.768 0.814 0.760 0.756 0.680 0.472 0.241 0.495 0.480 101.33 16 0.921 0.956 1.007 1.032 1.139 1.121 1.049 0.947 0.553 0.229 0.634 0.687 87.74 17 1.269 1.283 1.349 1.402 1.417 1.514 1.608 1.244 0.658 0.271 0.820 0.950 75.98 18 1.729 1.686 1.720 1.772 1.929 1.989 1.970 1.582 0.790 0.351 1.078 1.341 65.80 19 2.146 2.082 2.095 2.160 2.247 2.350 2.280 1.850 0.942 0.478 1.320 1.777 56.98 20 2.489 2.420 2.423 2.480 2.553 2.661 2.603 2.099 1.126 0.704 1.744 2.260 49.34 21 2.855 2.738 2.718 2.820 2.810 2.875 2.815 2.316 1.345 0.976 2.264 2.774 42.73 22 3.158 3.019 2.976 3.068 3.083 3.096 3.015 2.491 1.504 1.359 2.804 3.284 37.00 23 3.406 3.246 3.151 3.263 3.256 3.252 3.174 2.601 1.672 1.914 3.421 3.641 32.04 24 3.574 3.404 3.314 3.444 3.386 3.347 3.273 2.707 1.883 2.540 4.004 3.936 27.75 25 3.681 3.500 3.434 3.583 3.466 3.428 3.323 2.798 2.217 3.206 4.456 4.241 24.03 26 3.706 3.591 3.547 3.663 3.533 3.465 3.348 2.899 2.602 3.789 4.865 4.471 20.81 27 3.757 3.647 3.623 3.722 3.587 3.475 3.378 3.111 2.959 4.281 5.200 4.636 18.02 28 3.940 3.777 3.675 3.686 3.619 3.429 3.469 3.393 3.366 4.620 5.441 4.757 15.60 29 4.156 3.923 3.732 3.663 3.671 3.378 3.553 3.720 3.789 4.953 5.685 4.897 13.51 30 4.401 4.112 3.790 3.638 3.742 3.395 3.661 3.957 4.002 5.247 5.807 5.056 11.70 31 4.656 4.323 3.855 3.610 3.834 3.457 3.794 4.132 4.049 5.525 5.843 5.220 10.13 32 4.911 4.535 3.920 3.581 3.926 3.519 3.926 4.308 4.096 5.803 5.878 5.383 8.77 33 5.110 4.748 4.093 3.637 4.089 3.728 4.144 4.347 4.176 5.865 5.865 5.548 7.60 34 5.304 4.961 4.276 3.701 4.259 3.952 4.371 4.373 4.259 5.906 5.846 5.713 6.58 35 5.462 5.144 4.453 3.776 4.430 4.178 4.564 4.385 4.359 5.913 5.813 5.849 5.70 36 5.506 5.234 4.608 3.888 4.603 4.409 4.653 4.351 4.511 5.814 5.737 5.894 4.93 37 5.551 5.323 4.764 3.999 4.776 4.640 4.743 4.318 4.664 5.714 5.660 5.940 4.27 38 5.465 5.305 4.865 4.100 4.903 4.788 4.772 4.298 4.720 5.576 5.550 5.829 3.70 39 5.284 5.207 4.925 4.194 4.994 4.875 4.758 4.288 4.706 5.409 5.417 5.605 3.20 40 5.103 5.108 4.986 4.288 5.086 4.962 4.743 4.279 4.691 5.242 5.284 5.380 2.77 41 4.702 4.798 4.954 4.373 5.139 4.931 4.650 4.215 4.532 4.960 4.961 4.930 2.40 42 4.280 4.466 4.913 4.458 5.189 4.888 4.550 4.145 4.359 4.667 4.620 4.458 2.08 43 3.862 4.125 4.816 4.499 5.181 4.794 4.412 4.039 4.164 4.356 4.262 4.001 1.80 44 3.456 3.758 4.548 4.407 4.998 4.539 4.155 3.820 3.902 3.993 3.856 3.589 1.56 45 3.050 3.390 4.280 4.314 4.814 4.284 3.898 3.600 3.639 3.630 3.451 3.177 1.35 46 2.713 3.061 3.959 4.136 4.561 3.974 3.610 3.350 3.362 3.282 3.082 2.830 1.17 47 2.426 2.761 3.599 3.895 4.259 3.623 3.299 3.077 3.074 2.944 2.740 2.530 1.01 48 2.139 2.460 3.240 3.654 3.956 3.272 2.988 2.804 2.786 2.607 2.398 2.230 0.88 49 1.952 2.226 2.923 3.346 3.584 2.934 2.693 2.560 2.534 2.351 2.160 2.033 0.76 50 1.775 1.999 2.611 3.031 3.204 2.596 2.398 2.317 2.285 2.103 1.932 1.846 0.66 51 1.607 1.787 2.315 2.720 2.839 2.283 2.125 2.087 2.050 1.873 1.722 1.672 0.57 52 1.466 1.623 2.067 2.423 2.519 2.045 1.917 1.896 1.855 1.696 1.567 1.538 0.49 53 1.326 1.459 1.819 2.126 2.199 1.806 1.709 1.704 1.661 1.519 1.412 1.403 0.43 54 1.203 1.321 1.618 1.863 1.939 1.602 1.550 1.563 1.518 1.369 1.275 1.283 0.37 55 1.095 1.201 1.451 1.625 1.725 1.423 1.428 1.459 1.411 1.239 1.149 1.175 0.32 56 0.987 1.081 1.285 1.387 1.510 1.244 1.305 1.356 1.304 1.109 1.024 1.067 0.28 57 0.888 0.973 1.147 1.253 1.419 1.223 1.262 1.243 1.182 0.995 0.916 0.968 0.24 58 0.791 0.867 1.011 1.129 1.341 1.217 1.227 1.129 1.060 0.883 0.810 0.870 0.21 59 0.701 0.769 0.890 1.015 1.281 1.216 1.205 1.035 0.952 0.780 0.712 0.778 0.18 60 0.632 0.694 0.811 0.929 1.281 1.229 1.221 1.002 0.890 0.705 0.638 0.703 60-70 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.009 0.010 0.014 0.017 0.022 0.026 0.026 0.025 0.026 0.021 0.016 0.012 877.44 1 0.013 0.014 0.018 0.021 0.026 0.030 0.030 0.029 0.030 0.025 0.020 0.016 759.83 2 0.015 0.016 0.020 0.023 0.028 0.032 0.033 0.032 0.033 0.029 0.022 0.018 657.99 3 0.019 0.019 0.022 0.024 0.030 0.033 0.035 0.035 0.035 0.032 0.025 0.021 569.79 4 0.022 0.024 0.023 0.026 0.032 0.034 0.037 0.037 0.038 0.034 0.028 0.024 493.42 5 0.028 0.027 0.027 0.028 0.033 0.036 0.038 0.039 0.040 0.037 0.031 0.027 427.28 6 0.031 0.031 0.031 0.031 0.036 0.038 0.041 0.040 0.042 0.041 0.035 0.033 370.01 7 0.039 0.040 0.039 0.036 0.039 0.042 0.044 0.044 0.046 0.045 0.041 0.040 320.42 8 0.061 0.067 0.064 0.048 0.048 0.046 0.049 0.050 0.052 0.053 0.053 0.059 277.47 9 0.123 0.117 0.122 0.083 0.072 0.059 0.063 0.064 0.067 0.071 0.084 0.098 240.28 10 0.202 0.183 0.176 0.152 0.124 0.089 0.098 0.102 0.107 0.116 0.143 0.172 208.07 11 0.247 0.224 0.223 0.211 0.198 0.159 0.167 0.176 0.178 0.191 0.214 0.245 180.18 12 0.312 0.269 0.285 0.268 0.289 0.242 0.277 0.283 0.295 0.288 0.298 0.287 156.03 13 0.409 0.338 0.354 0.361 0.391 0.368 0.416 0.408 0.423 0.381 0.387 0.333 135.12 14 0.554 0.461 0.475 0.500 0.558 0.530 0.565 0.521 0.534 0.466 0.483 0.420 117.01 15 0.737 0.645 0.663 0.690 0.846 0.730 0.784 0.679 0.627 0.557 0.591 0.584 101.33 16 0.926 0.901 0.929 0.938 1.178 0.973 1.082 0.932 0.784 0.673 0.736 0.841 87.74 17 1.316 1.244 1.243 1.267 1.507 1.288 1.411 1.168 1.010 1.014 1.142 1.189 75.98 18 1.746 1.631 1.617 1.626 1.881 1.686 1.839 1.444 1.369 1.402 1.646 1.619 65.80 19 2.162 2.051 2.015 2.019 2.294 2.053 2.167 1.721 1.718 1.777 2.126 2.113 56.98 20 2.536 2.434 2.382 2.405 2.643 2.476 2.512 2.032 2.022 2.127 2.539 2.627 49.34 21 2.909 2.796 2.710 2.742 2.928 2.915 2.856 2.342 2.326 2.497 2.952 3.113 42.73 22 3.255 3.112 3.010 3.037 3.218 3.238 3.153 2.602 2.565 2.880 3.429 3.539 37.00 23 3.580 3.359 3.299 3.331 3.479 3.514 3.431 2.805 2.757 3.361 3.952 3.965 32.04 24 3.904 3.595 3.620 3.620 3.714 3.819 3.638 3.013 2.949 3.842 4.476 4.345 27.75 25 4.134 3.826 3.931 3.901 3.888 3.954 3.817 3.159 3.156 4.323 4.892 4.708 24.03 26 4.355 4.124 4.197 4.169 4.023 4.092 3.932 3.283 3.365 4.803 5.299 5.045 20.81 27 4.588 4.414 4.416 4.444 4.149 4.152 3.982 3.499 3.615 5.245 5.667 5.296 18.02 28 4.860 4.680 4.613 4.607 4.188 4.090 3.965 3.702 3.994 5.564 5.920 5.490 15.60 29 5.131 4.933 4.761 4.722 4.211 4.011 3.938 3.952 4.373 5.884 6.172 5.632 13.51 30 5.370 5.156 4.906 4.765 4.238 3.966 3.960 4.200 4.677 6.126 6.314 5.763 11.70 31 5.585 5.353 5.063 4.795 4.285 3.962 4.020 4.461 4.928 6.313 6.376 5.878 10.13 32 5.800 5.543 5.234 4.825 4.332 3.958 4.079 4.723 5.178 6.499 6.438 5.984 8.77 33 5.943 5.717 5.421 4.985 4.463 4.102 4.268 4.913 5.342 6.582 6.475 6.083 7.60 34 6.078 5.861 5.609 5.158 4.603 4.260 4.469 5.096 5.498 6.655 6.508 6.154 6.58 35 6.165 5.955 5.795 5.336 4.752 4.429 4.658 5.240 5.643 6.689 6.518 6.172 5.70 36 6.105 6.022 5.956 5.529 4.929 4.627 4.812 5.267 5.755 6.600 6.455 6.133 4.93 37 6.046 6.024 6.083 5.721 5.106 4.826 4.966 5.294 5.867 6.511 6.392 5.998 4.27 38 5.853 5.959 6.159 5.856 5.250 4.978 5.065 5.286 5.879 6.357 6.231 5.773 3.70 39 5.564 5.801 6.133 5.949 5.369 5.097 5.124 5.253 5.818 6.156 5.997 5.430 3.20 40 5.274 5.528 5.988 6.041 5.489 5.215 5.183 5.220 5.757 5.954 5.764 5.007 2.77 41 4.839 5.160 5.735 6.013 5.565 5.238 5.140 5.093 5.510 5.589 5.332 4.544 2.40 42 4.390 4.741 5.351 5.973 5.637 5.250 5.088 4.957 5.245 5.208 4.881 4.094 2.08 43 3.958 4.300 4.913 5.860 5.645 5.204 4.985 4.781 4.955 4.813 4.436 3.697 1.80 44 3.582 3.873 4.426 5.519 5.450 4.973 4.728 4.477 4.590 4.375 4.008 3.347 1.56 45 3.205 3.499 3.949 5.179 5.256 4.742 4.470 4.173 4.224 3.937 3.580 3.056 1.35 46 2.888 3.178 3.540 4.771 4.977 4.426 4.150 3.848 3.856 3.542 3.215 2.816 1.17 47 2.615 2.915 3.199 4.316 4.636 4.049 3.783 3.506 3.487 3.177 2.895 2.618 1.01 48 2.342 2.690 2.911 3.860 4.295 3.671 3.417 3.164 3.117 2.812 2.576 2.447 0.88 49 2.136 2.472 2.641 3.456 3.888 3.288 3.062 2.867 2.816 2.546 2.340 2.273 0.76 50 1.936 2.291 2.421 3.056 3.475 2.905 2.707 2.575 2.523 2.290 2.111 2.143 0.66 51 1.748 2.118 2.221 2.684 3.076 2.547 2.378 2.299 2.250 2.052 1.898 2.005 0.57 52 1.593 1.969 2.038 2.395 2.720 2.265 2.125 2.078 2.043 1.871 1.729 1.875 0.49 53 1.438 1.817 1.868 2.106 2.364 1.983 1.873 1.857 1.836 1.689 1.560 1.738 0.43 54 1.305 1.663 1.703 1.865 2.075 1.744 1.681 1.688 1.676 1.534 1.409 1.594 0.37 55 1.188 1.511 1.541 1.658 1.834 1.538 1.535 1.559 1.549 1.399 1.271 1.452 0.32 56 1.071 1.364 1.385 1.452 1.593 1.331 1.389 1.430 1.422 1.264 1.134 1.312 0.28 57 0.964 1.224 1.239 1.319 1.458 1.261 1.293 1.315 1.303 1.151 1.015 1.177 0.24 58 0.858 1.093 1.104 1.193 1.332 1.204 1.203 1.202 1.184 1.040 0.898 1.054 0.21 59 0.759 0.976 0.983 1.079 1.228 1.156 1.126 1.104 1.080 0.941 0.791 0.948 0.18 60 0.683 0.874 0.875 0.997 1.190 1.138 1.090 1.054 1.019 0.876 0.718 0.860 50-60 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.012 0.012 0.016 0.019 0.025 0.026 0.029 0.028 0.027 0.024 0.020 0.013 877.44 1 0.015 0.017 0.021 0.025 0.030 0.032 0.034 0.034 0.033 0.031 0.024 0.019 759.83 2 0.020 0.022 0.024 0.027 0.032 0.035 0.036 0.036 0.036 0.035 0.029 0.024 657.99 3 0.025 0.027 0.029 0.030 0.035 0.037 0.038 0.039 0.038 0.039 0.031 0.027 569.79 4 0.030 0.032 0.033 0.032 0.038 0.038 0.040 0.040 0.041 0.043 0.037 0.031 493.42 5 0.033 0.036 0.036 0.035 0.040 0.039 0.041 0.043 0.043 0.048 0.041 0.033 427.28 6 0.037 0.042 0.037 0.037 0.040 0.041 0.042 0.047 0.048 0.052 0.045 0.038 370.01 7 0.042 0.045 0.038 0.044 0.045 0.044 0.046 0.051 0.054 0.058 0.055 0.056 320.42 8 0.052 0.057 0.056 0.062 0.050 0.048 0.056 0.061 0.074 0.069 0.072 0.099 277.47 9 0.079 0.077 0.091 0.093 0.066 0.066 0.078 0.101 0.111 0.110 0.109 0.156 240.28 10 0.125 0.109 0.119 0.130 0.098 0.121 0.137 0.163 0.183 0.185 0.185 0.197 208.07 11 0.187 0.146 0.158 0.169 0.154 0.200 0.218 0.280 0.274 0.268 0.256 0.238 180.18 12 0.248 0.198 0.214 0.217 0.217 0.279 0.319 0.399 0.363 0.333 0.279 0.279 156.03 13 0.324 0.245 0.269 0.279 0.289 0.360 0.454 0.487 0.469 0.398 0.321 0.327 135.12 14 0.428 0.335 0.358 0.380 0.386 0.519 0.641 0.609 0.571 0.486 0.419 0.416 117.01 15 0.559 0.478 0.502 0.566 0.540 0.643 0.804 0.757 0.747 0.670 0.602 0.563 101.33 16 0.704 0.691 0.704 0.787 0.782 0.835 1.029 1.038 1.000 0.934 0.875 0.799 87.74 17 1.077 0.994 1.005 1.074 1.096 1.176 1.268 1.314 1.318 1.275 1.224 1.122 75.98 18 1.510 1.370 1.371 1.422 1.455 1.471 1.670 1.734 1.749 1.703 1.672 1.514 65.80 19 1.935 1.796 1.781 1.822 1.859 1.901 2.082 2.262 2.226 2.220 2.184 1.977 56.98 20 2.341 2.223 2.190 2.230 2.277 2.367 2.524 2.795 2.745 2.751 2.684 2.465 49.34 21 2.748 2.658 2.593 2.647 2.725 2.902 3.073 3.347 3.250 3.240 3.170 2.946 42.73 22 3.181 3.066 3.001 3.070 3.205 3.448 3.630 3.846 3.718 3.680 3.617 3.399 37.00 23 3.633 3.453 3.400 3.516 3.740 3.948 4.142 4.252 4.071 4.058 4.058 3.851 32.04 24 4.086 3.826 3.842 3.995 4.276 4.403 4.527 4.518 4.324 4.441 4.521 4.276 27.75 25 4.545 4.253 4.306 4.483 4.778 4.805 4.826 4.687 4.530 4.854 5.005 4.741 24.03 26 5.004 4.721 4.738 4.911 5.209 5.117 5.034 4.787 4.735 5.306 5.457 5.156 20.81 27 5.451 5.186 5.111 5.228 5.518 5.336 5.154 4.892 4.982 5.770 5.847 5.572 18.02 28 5.859 5.554 5.424 5.462 5.698 5.427 5.157 5.072 5.299 6.190 6.191 5.925 15.60 29 6.267 5.849 5.687 5.617 5.805 5.484 5.163 5.285 5.655 6.564 6.442 6.216 13.51 30 6.558 6.103 5.909 5.732 5.853 5.526 5.199 5.552 6.010 6.832 6.654 6.478 11.70 31 6.762 6.309 6.102 5.833 5.889 5.602 5.316 5.827 6.337 7.006 6.790 6.669 10.13 32 6.966 6.461 6.277 5.934 5.964 5.723 5.482 6.086 6.582 7.143 6.883 6.830 8.77 33 7.029 6.594 6.434 6.066 6.034 5.896 5.759 6.304 6.763 7.236 6.959 6.930 7.60 34 7.079 6.684 6.585 6.210 6.173 6.092 6.012 6.457 6.892 7.276 6.989 6.980 6.58 35 7.077 6.735 6.707 6.366 6.316 6.338 6.359 6.570 6.983 7.300 6.981 6.944 5.70 36 6.914 6.747 6.800 6.511 6.478 6.563 6.648 6.628 7.018 7.276 6.923 6.851 4.93 37 6.752 6.702 6.838 6.666 6.652 6.772 6.892 6.653 7.025 7.217 6.771 6.643 4.27 38 6.457 6.569 6.838 6.819 6.884 7.011 7.139 6.639 7.001 7.103 6.550 6.346 3.70 39 6.065 6.334 6.733 6.901 7.068 7.172 7.276 6.549 6.890 6.895 6.184 5.922 3.20 40 5.674 5.988 6.499 6.888 7.185 7.220 7.256 6.367 6.692 6.590 5.734 5.421 2.77 41 5.172 5.547 6.133 6.746 7.197 7.142 7.087 6.118 6.412 6.169 5.222 4.898 2.40 42 4.660 5.082 5.666 6.472 7.071 6.912 6.753 5.796 6.058 5.705 4.710 4.401 2.08 43 4.179 4.610 5.160 6.099 6.826 6.580 6.333 5.431 5.636 5.190 4.231 3.971 1.80 44 3.791 4.165 4.630 5.621 6.445 6.123 5.802 5.035 5.190 4.670 3.788 3.585 1.56 45 3.403 3.782 4.155 5.106 5.952 5.622 5.292 4.614 4.726 4.187 3.412 3.268 1.35 46 3.077 3.448 3.752 4.595 5.389 5.102 4.814 4.204 4.285 3.761 3.106 2.999 1.17 47 2.797 3.150 3.405 4.119 4.818 4.571 4.324 3.833 3.883 3.381 2.851 2.770 1.01 48 2.517 2.911 3.103 3.689 4.270 4.049 3.827 3.471 3.509 3.079 2.618 2.571 0.88 49 2.305 2.685 2.829 3.294 3.734 3.555 3.376 3.120 3.157 2.771 2.394 2.397 0.76 50 2.100 2.503 2.594 2.958 3.294 3.135 2.976 2.836 2.870 2.538 2.251 2.246 0.66 51 1.905 2.298 2.386 2.694 2.955 2.812 2.669 2.611 2.632 2.336 2.094 2.084 0.57 52 1.742 2.133 2.197 2.441 2.627 2.498 2.370 2.352 2.389 2.150 1.949 1.935 0.49 53 1.578 1.969 2.013 2.208 2.351 2.228 2.105 2.136 2.170 1.970 1.797 1.785 0.43 54 1.437 1.807 1.836 1.988 2.092 1.983 1.873 1.928 1.961 1.796 1.647 1.634 0.37 55 1.312 1.646 1.668 1.780 1.847 1.756 1.665 1.736 1.764 1.630 1.504 1.490 0.32 56 1.188 1.490 1.509 1.585 1.612 1.544 1.476 1.560 1.580 1.472 1.367 1.353 0.28 57 1.080 1.338 1.358 1.401 1.395 1.347 1.299 1.401 1.408 1.319 1.238 1.221 0.24 58 0.975 1.192 1.216 1.234 1.199 1.169 1.139 1.254 1.250 1.176 1.118 1.094 0.21 59 0.878 1.060 1.090 1.086 1.027 1.014 1.002 1.124 1.113 1.045 1.003 0.979 0.18 60 0.809 0.943 0.974 0.961 0.882 0.886 0.889 1.007 0.997 0.931 0.904 0.876 40-50 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.014 0.014 0.015 0.018 0.021 0.024 0.025 0.025 0.026 0.023 0.020 0.017 877.44 1 0.018 0.018 0.019 0.022 0.025 0.028 0.029 0.029 0.030 0.027 0.024 0.021 759.83 2 0.023 0.024 0.025 0.029 0.030 0.033 0.034 0.035 0.036 0.034 0.030 0.027 657.99 3 0.029 0.029 0.029 0.032 0.033 0.035 0.036 0.038 0.040 0.039 0.035 0.033 569.79 4 0.033 0.034 0.033 0.035 0.035 0.036 0.038 0.039 0.043 0.043 0.040 0.039 493.42 5 0.036 0.038 0.036 0.037 0.036 0.037 0.039 0.041 0.046 0.046 0.044 0.043 427.28 6 0.039 0.040 0.040 0.039 0.038 0.039 0.040 0.043 0.049 0.051 0.048 0.047 370.01 7 0.043 0.045 0.042 0.043 0.042 0.040 0.044 0.047 0.053 0.058 0.053 0.050 320.42 8 0.052 0.051 0.046 0.047 0.046 0.044 0.050 0.057 0.062 0.075 0.068 0.057 277.47 9 0.067 0.061 0.053 0.054 0.058 0.056 0.068 0.081 0.092 0.115 0.096 0.071 240.28 10 0.091 0.080 0.066 0.070 0.080 0.091 0.113 0.156 0.157 0.176 0.138 0.103 208.07 11 0.126 0.110 0.100 0.102 0.129 0.170 0.209 0.265 0.242 0.239 0.194 0.148 180.18 12 0.163 0.137 0.139 0.146 0.190 0.257 0.310 0.351 0.318 0.294 0.240 0.196 156.03 13 0.192 0.165 0.174 0.193 0.265 0.334 0.401 0.418 0.392 0.349 0.280 0.235 135.12 14 0.236 0.209 0.222 0.260 0.341 0.424 0.494 0.504 0.484 0.435 0.356 0.288 117.01 15 0.323 0.294 0.312 0.369 0.471 0.566 0.641 0.657 0.622 0.594 0.480 0.387 101.33 16 0.471 0.435 0.464 0.542 0.661 0.766 0.835 0.867 0.842 0.837 0.681 0.556 87.74 17 0.718 0.652 0.698 0.793 0.936 1.053 1.136 1.174 1.174 1.173 1.001 0.814 75.98 18 1.041 0.972 1.016 1.129 1.296 1.416 1.496 1.560 1.583 1.601 1.410 1.163 65.80 19 1.454 1.372 1.433 1.547 1.713 1.836 1.927 2.012 2.086 2.107 1.904 1.594 56.98 20 1.935 1.821 1.885 1.990 2.164 2.297 2.409 2.542 2.633 2.640 2.427 2.067 49.34 21 2.433 2.323 2.363 2.465 2.655 2.815 2.934 3.112 3.222 3.204 2.968 2.601 42.73 22 2.971 2.837 2.854 2.962 3.193 3.378 3.542 3.694 3.797 3.740 3.483 3.130 37.00 23 3.506 3.339 3.356 3.493 3.781 3.953 4.115 4.246 4.305 4.240 3.984 3.627 32.04 24 4.085 3.877 3.882 4.080 4.366 4.497 4.623 4.708 4.749 4.733 4.455 4.170 27.75 25 4.780 4.542 4.512 4.681 4.892 4.982 5.045 5.085 5.162 5.230 4.987 4.759 24.03 26 5.493 5.261 5.180 5.221 5.330 5.357 5.385 5.384 5.551 5.735 5.528 5.361 20.81 27 6.160 5.929 5.772 5.648 5.646 5.617 5.626 5.607 5.947 6.223 6.024 5.952 18.02 28 6.747 6.479 6.252 5.961 5.830 5.783 5.757 5.810 6.322 6.655 6.480 6.535 15.60 29 7.202 6.921 6.623 6.179 5.943 5.865 5.831 6.051 6.686 7.055 6.873 7.039 13.51 30 7.531 7.255 6.880 6.310 6.029 5.874 5.868 6.268 7.001 7.348 7.178 7.468 11.70 31 7.747 7.490 7.082 6.448 6.111 5.881 5.931 6.454 7.247 7.527 7.425 7.768 10.13 32 7.847 7.646 7.231 6.566 6.184 5.918 6.036 6.638 7.435 7.656 7.597 7.955 8.77 33 7.833 7.697 7.341 6.683 6.257 5.992 6.172 6.799 7.550 7.748 7.730 8.015 7.60 34 7.745 7.681 7.405 6.808 6.380 6.093 6.334 6.959 7.630 7.798 7.813 7.997 6.58 35 7.607 7.639 7.433 6.931 6.520 6.251 6.528 7.064 7.708 7.834 7.834 7.884 5.70 36 7.414 7.554 7.417 7.031 6.679 6.426 6.730 7.136 7.757 7.822 7.747 7.698 4.93 37 7.145 7.396 7.360 7.135 6.858 6.637 6.922 7.184 7.758 7.763 7.640 7.398 4.27 38 6.767 7.141 7.263 7.219 7.078 6.890 7.119 7.216 7.687 7.630 7.364 7.002 3.70 39 6.296 6.774 7.045 7.232 7.256 7.097 7.210 7.158 7.545 7.366 6.919 6.507 3.20 40 5.760 6.324 6.715 7.133 7.363 7.229 7.183 6.993 7.279 6.976 6.371 5.948 2.77 41 5.211 5.784 6.266 6.915 7.358 7.241 7.011 6.721 6.884 6.463 5.729 5.381 2.40 42 4.699 5.252 5.748 6.579 7.219 7.090 6.692 6.348 6.415 5.891 5.116 4.826 2.08 43 4.230 4.738 5.218 6.136 6.936 6.792 6.272 5.921 5.899 5.286 4.573 4.354 1.80 44 3.815 4.263 4.700 5.622 6.509 6.377 5.753 5.435 5.360 4.697 4.079 3.920 1.56 45 3.457 3.893 4.224 5.076 5.976 5.836 5.207 4.954 4.833 4.194 3.680 3.562 1.35 46 3.163 3.566 3.821 4.564 5.400 5.242 4.673 4.495 4.377 3.786 3.339 3.260 1.17 47 2.903 3.286 3.483 4.083 4.823 4.651 4.183 4.074 3.958 3.438 3.055 3.005 1.01 48 2.684 3.052 3.186 3.657 4.260 4.073 3.745 3.682 3.587 3.127 2.806 2.803 0.88 49 2.476 2.817 2.909 3.279 3.727 3.522 3.338 3.326 3.251 2.827 2.566 2.598 0.76 50 2.325 2.643 2.694 2.946 3.279 3.070 2.998 3.006 2.954 2.605 2.394 2.465 0.66 51 2.150 2.447 2.475 2.685 2.936 2.742 2.736 2.753 2.733 2.397 2.224 2.268 0.57 52 1.993 2.278 2.280 2.440 2.644 2.433 2.485 2.495 2.468 2.207 2.071 2.111 0.49 53 1.842 2.106 2.090 2.216 2.374 2.173 2.255 2.254 2.248 2.022 1.911 1.950 0.43 54 1.693 1.932 1.911 1.998 2.117 1.928 2.038 2.026 2.029 1.836 1.751 1.784 0.37 55 1.559 1.761 1.738 1.787 1.865 1.700 1.828 1.811 1.821 1.657 1.593 1.627 0.32 56 1.428 1.591 1.572 1.585 1.626 1.497 1.627 1.611 1.625 1.490 1.446 1.477 0.28 57 1.303 1.430 1.413 1.399 1.406 1.313 1.437 1.427 1.443 1.331 1.311 1.331 0.24 58 1.180 1.276 1.263 1.229 1.210 1.149 1.265 1.263 1.276 1.185 1.185 1.192 0.21 59 1.061 1.137 1.121 1.078 1.040 1.008 1.113 1.116 1.130 1.054 1.073 1.064 0.18 60 0.945 1.013 0.994 0.947 0.897 0.890 0.983 0.993 1.002 0.940 0.978 0.954 30-40 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.023 0.027 0.024 0.022 0.022 0.022 0.021 0.023 0.023 0.027 0.024 0.022 877.44 1 0.030 0.032 0.028 0.027 0.029 0.031 0.031 0.031 0.032 0.032 0.030 0.028 759.83 2 0.034 0.033 0.028 0.030 0.034 0.035 0.035 0.036 0.040 0.038 0.034 0.033 657.99 3 0.035 0.035 0.032 0.033 0.036 0.038 0.039 0.039 0.044 0.044 0.038 0.037 569.79 4 0.039 0.039 0.036 0.037 0.037 0.040 0.041 0.043 0.049 0.049 0.045 0.044 493.42 5 0.042 0.043 0.037 0.038 0.039 0.041 0.042 0.044 0.051 0.052 0.049 0.048 427.28 6 0.047 0.046 0.039 0.040 0.041 0.042 0.045 0.047 0.056 0.057 0.052 0.053 370.01 7 0.054 0.046 0.041 0.043 0.044 0.046 0.048 0.053 0.060 0.060 0.057 0.058 320.42 8 0.061 0.053 0.048 0.045 0.045 0.050 0.057 0.065 0.070 0.067 0.060 0.062 277.47 9 0.066 0.059 0.052 0.050 0.052 0.061 0.076 0.088 0.091 0.084 0.074 0.074 240.28 10 0.081 0.065 0.063 0.058 0.072 0.089 0.116 0.131 0.140 0.137 0.102 0.096 208.07 11 0.098 0.070 0.077 0.083 0.105 0.145 0.181 0.204 0.188 0.188 0.148 0.127 180.18 12 0.115 0.086 0.092 0.111 0.146 0.192 0.229 0.238 0.236 0.221 0.186 0.161 156.03 13 0.134 0.096 0.113 0.132 0.181 0.231 0.250 0.270 0.257 0.246 0.218 0.180 135.12 14 0.157 0.119 0.140 0.164 0.218 0.271 0.298 0.310 0.318 0.289 0.263 0.203 117.01 15 0.204 0.158 0.191 0.222 0.281 0.346 0.361 0.405 0.411 0.386 0.339 0.260 101.33 16 0.287 0.235 0.279 0.333 0.389 0.457 0.497 0.544 0.584 0.553 0.481 0.350 87.74 17 0.453 0.382 0.434 0.510 0.581 0.672 0.741 0.788 0.859 0.826 0.715 0.524 75.98 18 0.705 0.620 0.688 0.777 0.879 0.992 1.081 1.154 1.234 1.201 1.050 0.793 65.80 19 1.081 0.956 1.066 1.155 1.269 1.406 1.533 1.639 1.714 1.683 1.495 1.161 56.98 20 1.558 1.397 1.531 1.630 1.764 1.922 2.069 2.222 2.302 2.255 2.059 1.642 49.34 21 2.108 1.943 2.054 2.150 2.302 2.491 2.676 2.869 2.958 2.872 2.646 2.191 42.73 22 2.718 2.548 2.619 2.707 2.903 3.132 3.368 3.560 3.609 3.492 3.261 2.812 37.00 23 3.379 3.208 3.255 3.336 3.574 3.825 4.072 4.218 4.204 4.064 3.863 3.447 32.04 24 4.087 3.972 3.979 4.066 4.304 4.518 4.718 4.771 4.736 4.602 4.453 4.110 27.75 25 4.890 4.840 4.833 4.863 5.021 5.138 5.262 5.244 5.236 5.145 5.058 4.830 24.03 26 5.747 5.715 5.714 5.603 5.647 5.657 5.732 5.650 5.718 5.696 5.666 5.573 20.81 27 6.585 6.542 6.490 6.229 6.137 6.043 6.107 6.008 6.195 6.255 6.275 6.308 18.02 28 7.330 7.223 7.144 6.739 6.506 6.343 6.405 6.328 6.636 6.771 6.854 7.006 15.60 29 7.947 7.806 7.626 7.111 6.786 6.579 6.630 6.639 7.032 7.226 7.369 7.636 13.51 30 8.428 8.234 7.967 7.377 6.987 6.764 6.807 6.914 7.352 7.587 7.814 8.173 11.70 31 8.725 8.528 8.172 7.584 7.147 6.920 6.999 7.109 7.611 7.891 8.206 8.548 10.13 32 8.859 8.691 8.277 7.704 7.260 7.022 7.151 7.255 7.830 8.108 8.478 8.776 8.77 33 8.806 8.703 8.291 7.730 7.325 7.082 7.250 7.352 7.986 8.237 8.648 8.843 7.60 34 8.640 8.622 8.233 7.760 7.391 7.153 7.339 7.435 8.098 8.310 8.740 8.765 6.58 35 8.400 8.477 8.138 7.763 7.447 7.222 7.414 7.520 8.194 8.352 8.736 8.551 5.70 36 8.111 8.251 7.993 7.749 7.495 7.294 7.473 7.559 8.257 8.328 8.561 8.264 4.93 37 7.725 7.974 7.824 7.701 7.558 7.372 7.531 7.559 8.199 8.214 8.248 7.905 4.27 38 7.296 7.654 7.618 7.626 7.615 7.441 7.564 7.558 8.106 7.987 7.810 7.453 3.70 39 6.775 7.209 7.316 7.462 7.602 7.434 7.531 7.442 7.837 7.614 7.247 6.901 3.20 40 6.171 6.692 6.908 7.198 7.492 7.345 7.386 7.208 7.422 7.083 6.594 6.284 2.77 41 5.557 6.087 6.388 6.803 7.267 7.116 7.088 6.804 6.865 6.425 5.913 5.648 2.40 42 5.008 5.508 5.838 6.314 6.910 6.711 6.663 6.309 6.220 5.739 5.259 5.049 2.08 43 4.515 5.008 5.286 5.779 6.423 6.207 6.122 5.764 5.581 5.102 4.705 4.531 1.80 44 4.067 4.517 4.772 5.200 5.830 5.600 5.475 5.201 5.017 4.536 4.210 4.083 1.56 45 3.683 4.101 4.313 4.655 5.223 4.963 4.881 4.679 4.481 4.051 3.799 3.704 1.35 46 3.381 3.764 3.901 4.155 4.640 4.388 4.365 4.228 4.063 3.656 3.462 3.391 1.17 47 3.099 3.453 3.549 3.747 4.142 3.872 3.905 3.852 3.695 3.331 3.167 3.118 1.01 48 2.885 3.228 3.256 3.385 3.684 3.446 3.532 3.518 3.362 3.050 2.912 2.890 0.88 49 2.651 2.954 2.978 3.041 3.273 3.050 3.199 3.194 3.054 2.797 2.651 2.669 0.76 50 2.481 2.754 2.754 2.771 2.934 2.749 2.923 2.921 2.811 2.592 2.450 2.538 0.66 51 2.291 2.594 2.530 2.535 2.680 2.526 2.715 2.673 2.601 2.388 2.271 2.326 0.57 52 2.128 2.399 2.324 2.322 2.425 2.308 2.507 2.435 2.384 2.201 2.095 2.161 0.49 53 1.970 2.229 2.130 2.117 2.201 2.117 2.313 2.211 2.177 2.020 1.931 1.994 0.43 54 1.814 2.038 1.939 1.917 1.980 1.931 2.115 1.999 1.976 1.843 1.767 1.834 0.37 55 1.656 1.847 1.752 1.719 1.767 1.755 1.917 1.797 1.783 1.674 1.607 1.678 0.32 56 1.514 1.657 1.576 1.531 1.565 1.586 1.720 1.607 1.602 1.506 1.460 1.522 0.28 57 1.377 1.467 1.410 1.358 1.377 1.426 1.533 1.431 1.431 1.347 1.321 1.372 0.24 58 1.236 1.283 1.252 1.204 1.208 1.276 1.360 1.274 1.275 1.197 1.190 1.227 0.21 59 1.109 1.124 1.110 1.072 1.062 1.143 1.206 1.140 1.137 1.062 1.074 1.094 0.18 60 0.986 0.988 0.987 0.956 0.933 1.026 1.075 1.024 1.018 0.950 0.971 0.974 20-30 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 1 0.030 0.024 0.024 0.026 0.026 0.022 0.029 0.034 0.041 0.039 0.038 0.034 877.44 1 0.035 0.030 0.030 0.032 0.031 0.026 0.035 0.041 0.049 0.046 0.043 0.040 759.83 2 0.040 0.037 0.037 0.038 0.037 0.031 0.042 0.048 0.056 0.053 0.050 0.046 657.99 3 0.045 0.046 0.045 0.041 0.040 0.039 0.049 0.056 0.061 0.063 0.056 0.051 569.79 4 0.048 0.050 0.049 0.044 0.041 0.041 0.051 0.055 0.062 0.067 0.060 0.054 493.42 5 0.054 0.055 0.055 0.048 0.040 0.045 0.054 0.058 0.066 0.069 0.066 0.055 427.28 6 0.056 0.060 0.060 0.051 0.042 0.048 0.055 0.059 0.070 0.074 0.066 0.060 370.01 7 0.059 0.066 0.067 0.051 0.043 0.049 0.059 0.064 0.072 0.082 0.072 0.065 320.42 8 0.065 0.070 0.070 0.055 0.047 0.051 0.063 0.067 0.076 0.086 0.073 0.068 277.47 9 0.068 0.071 0.070 0.059 0.053 0.059 0.065 0.074 0.076 0.090 0.086 0.073 240.28 10 0.073 0.070 0.072 0.065 0.061 0.071 0.072 0.083 0.080 0.093 0.086 0.076 208.07 11 0.074 0.071 0.069 0.072 0.068 0.079 0.077 0.086 0.082 0.098 0.091 0.080 180.18 12 0.077 0.072 0.071 0.070 0.074 0.085 0.089 0.100 0.090 0.100 0.098 0.085 156.03 13 0.083 0.076 0.075 0.075 0.085 0.094 0.099 0.108 0.104 0.105 0.111 0.092 135.12 14 0.097 0.083 0.087 0.088 0.104 0.107 0.113 0.128 0.127 0.123 0.124 0.108 117.01 15 0.117 0.098 0.103 0.114 0.127 0.132 0.148 0.162 0.170 0.167 0.154 0.134 101.33 16 0.159 0.133 0.141 0.156 0.172 0.181 0.215 0.230 0.250 0.255 0.214 0.178 87.74 17 0.262 0.221 0.232 0.251 0.279 0.293 0.355 0.385 0.434 0.426 0.352 0.284 75.98 18 0.461 0.395 0.422 0.468 0.495 0.534 0.630 0.701 0.756 0.736 0.620 0.492 65.80 19 0.784 0.676 0.740 0.805 0.858 0.933 1.077 1.184 1.212 1.202 1.026 0.850 56.98 20 1.233 1.072 1.146 1.247 1.337 1.444 1.599 1.745 1.771 1.732 1.564 1.298 49.34 21 1.795 1.594 1.664 1.779 1.882 2.045 2.237 2.394 2.396 2.365 2.175 1.856 42.73 22 2.476 2.240 2.333 2.407 2.505 2.730 2.963 3.108 3.065 3.049 2.852 2.484 37.00 23 3.219 3.002 3.064 3.124 3.227 3.474 3.744 3.857 3.803 3.762 3.579 3.201 32.04 24 4.023 3.855 3.936 3.993 4.081 4.297 4.531 4.564 4.502 4.461 4.328 3.998 27.75 25 4.902 4.804 4.891 4.951 5.002 5.104 5.231 5.184 5.123 5.104 5.064 4.846 24.03 26 5.818 5.769 5.878 5.897 5.876 5.833 5.859 5.762 5.743 5.768 5.825 5.711 20.81 27 6.741 6.752 6.844 6.785 6.648 6.447 6.431 6.247 6.378 6.441 6.579 6.577 18.02 28 7.616 7.640 7.711 7.559 7.267 6.928 6.904 6.692 7.013 7.111 7.330 7.398 15.60 29 8.358 8.393 8.391 8.140 7.710 7.323 7.281 7.155 7.557 7.679 8.006 8.153 13.51 30 8.931 8.978 8.904 8.572 8.051 7.597 7.585 7.550 8.009 8.173 8.579 8.764 11.70 31 9.322 9.362 9.192 8.799 8.233 7.773 7.776 7.752 8.316 8.540 9.014 9.173 10.13 32 9.535 9.570 9.317 8.904 8.326 7.905 7.917 7.912 8.545 8.802 9.272 9.411 8.77 33 9.520 9.631 9.277 8.867 8.327 7.905 7.951 7.988 8.665 8.910 9.355 9.452 7.60 34 9.375 9.545 9.145 8.750 8.293 7.851 7.919 8.024 8.716 8.952 9.329 9.342 6.58 35 9.087 9.323 8.901 8.613 8.198 7.825 7.886 8.064 8.707 8.910 9.203 9.092 5.70 36 8.739 9.004 8.580 8.421 8.082 7.758 7.840 8.046 8.612 8.749 8.910 8.775 4.93 37 8.323 8.607 8.232 8.169 7.950 7.659 7.775 7.946 8.422 8.463 8.513 8.358 4.27 38 7.834 8.195 7.871 7.917 7.827 7.551 7.684 7.816 8.119 8.046 7.976 7.883 3.70 39 7.272 7.673 7.424 7.573 7.610 7.369 7.484 7.563 7.688 7.499 7.381 7.324 3.20 40 6.630 7.080 6.905 7.131 7.283 7.062 7.179 7.165 7.082 6.836 6.720 6.656 2.77 41 5.972 6.459 6.341 6.605 6.816 6.597 6.741 6.588 6.413 6.137 6.008 5.983 2.40 42 5.352 5.852 5.778 6.010 6.269 6.061 6.211 5.975 5.766 5.475 5.396 5.373 2.08 43 4.795 5.270 5.233 5.408 5.686 5.438 5.592 5.385 5.173 4.906 4.850 4.810 1.80 44 4.305 4.749 4.721 4.843 5.078 4.834 4.977 4.793 4.640 4.405 4.362 4.326 1.56 45 3.888 4.291 4.257 4.324 4.509 4.298 4.439 4.311 4.193 3.965 3.931 3.920 1.35 46 3.541 3.911 3.873 3.889 4.012 3.837 4.005 3.907 3.827 3.610 3.579 3.577 1.17 47 3.233 3.581 3.518 3.520 3.600 3.457 3.631 3.561 3.495 3.309 3.285 3.285 1.01 48 2.977 3.307 3.208 3.182 3.261 3.149 3.292 3.256 3.190 3.035 2.976 3.004 0.88 49 2.730 3.036 2.896 2.884 2.934 2.823 2.980 2.961 2.923 2.793 2.737 2.765 0.76 50 2.541 2.802 2.639 2.633 2.665 2.578 2.722 2.690 2.653 2.572 2.531 2.554 0.66 51 2.347 2.595 2.414 2.414 2.463 2.395 2.537 2.488 2.466 2.376 2.330 2.359 0.57 52 2.174 2.399 2.218 2.224 2.263 2.215 2.342 2.274 2.270 2.195 2.145 2.200 0.49 53 2.005 2.214 2.032 2.042 2.079 2.052 2.163 2.080 2.084 2.018 1.970 2.043 0.43 54 1.840 2.021 1.851 1.863 1.892 1.891 1.985 1.890 1.899 1.842 1.801 1.882 0.37 55 1.678 1.825 1.674 1.686 1.705 1.729 1.807 1.707 1.718 1.669 1.639 1.716 0.32 56 1.519 1.625 1.507 1.512 1.523 1.569 1.632 1.533 1.545 1.498 1.490 1.552 0.28 57 1.361 1.432 1.352 1.349 1.354 1.415 1.465 1.372 1.383 1.335 1.356 1.392 0.24 58 1.208 1.257 1.206 1.203 1.204 1.267 1.306 1.228 1.235 1.188 1.231 1.236 0.21 59 1.072 1.094 1.078 1.077 1.074 1.131 1.159 1.102 1.107 1.058 1.110 1.091 0.18 60 0.950 0.960 0.964 0.967 0.954 1.010 1.036 0.993 0.999 0.955 1.006 0.968 10-20 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.010 0.010 0.010 0.013 0.017 0.019 0.022 0.024 0.023 0.019 0.016 0.013 877.44 1 0.014 0.013 0.014 0.018 0.022 0.024 0.026 0.027 0.027 0.025 0.021 0.017 759.83 2 0.020 0.016 0.018 0.023 0.025 0.029 0.028 0.032 0.035 0.036 0.030 0.026 657.99 3 0.027 0.024 0.024 0.030 0.030 0.034 0.035 0.038 0.042 0.048 0.042 0.036 569.79 4 0.031 0.030 0.028 0.033 0.033 0.037 0.038 0.042 0.047 0.055 0.050 0.040 493.42 5 0.034 0.033 0.030 0.035 0.035 0.040 0.040 0.046 0.051 0.058 0.051 0.046 427.28 6 0.035 0.035 0.031 0.036 0.038 0.042 0.041 0.044 0.049 0.057 0.053 0.048 370.01 7 0.036 0.035 0.030 0.036 0.036 0.044 0.042 0.044 0.053 0.058 0.054 0.047 320.42 8 0.035 0.034 0.029 0.035 0.037 0.047 0.040 0.042 0.051 0.054 0.054 0.046 277.47 9 0.033 0.032 0.028 0.034 0.037 0.045 0.040 0.042 0.047 0.054 0.054 0.044 240.28 10 0.034 0.032 0.027 0.036 0.037 0.044 0.041 0.038 0.046 0.053 0.052 0.043 208.07 11 0.037 0.034 0.030 0.037 0.038 0.045 0.042 0.041 0.047 0.050 0.052 0.046 180.18 12 0.041 0.037 0.035 0.039 0.039 0.048 0.046 0.043 0.049 0.055 0.056 0.052 156.03 13 0.048 0.048 0.042 0.044 0.046 0.054 0.054 0.049 0.053 0.059 0.063 0.059 135.12 14 0.063 0.061 0.053 0.054 0.057 0.064 0.066 0.062 0.067 0.067 0.073 0.075 117.01 15 0.075 0.073 0.064 0.064 0.067 0.077 0.081 0.081 0.087 0.084 0.085 0.085 101.33 16 0.102 0.098 0.091 0.089 0.090 0.104 0.116 0.121 0.133 0.128 0.117 0.115 87.74 17 0.167 0.157 0.148 0.147 0.139 0.167 0.197 0.224 0.245 0.227 0.200 0.173 75.98 18 0.334 0.288 0.298 0.300 0.297 0.335 0.394 0.452 0.496 0.462 0.389 0.330 65.80 19 0.640 0.540 0.570 0.588 0.589 0.656 0.785 0.827 0.862 0.853 0.739 0.656 56.98 20 1.084 0.919 0.956 0.990 1.002 1.090 1.245 1.271 1.282 1.275 1.213 1.067 49.34 21 1.627 1.434 1.487 1.508 1.526 1.613 1.752 1.755 1.779 1.782 1.756 1.567 42.73 22 2.287 2.079 2.195 2.215 2.174 2.222 2.371 2.363 2.392 2.399 2.429 2.190 37.00 23 3.047 2.852 2.973 3.004 2.933 2.959 3.156 3.117 3.151 3.154 3.183 2.946 32.04 24 3.895 3.760 3.870 3.911 3.853 3.863 4.072 3.996 4.025 4.013 4.042 3.811 27.75 25 4.823 4.759 4.861 4.890 4.892 4.865 4.986 4.906 4.926 4.916 4.978 4.766 24.03 26 5.819 5.806 5.916 5.953 5.978 5.893 5.875 5.808 5.830 5.850 5.945 5.785 20.81 27 6.838 6.886 6.992 7.029 7.052 6.864 6.754 6.670 6.751 6.805 6.928 6.808 18.02 28 7.830 7.916 8.062 8.061 7.982 7.728 7.538 7.468 7.673 7.724 7.859 7.752 15.60 29 8.733 8.823 8.973 8.900 8.736 8.411 8.140 8.132 8.476 8.578 8.712 8.570 13.51 30 9.442 9.526 9.644 9.507 9.221 8.837 8.524 8.623 9.131 9.254 9.435 9.217 11.70 31 9.913 10.045 10.107 9.860 9.488 8.999 8.682 8.977 9.547 9.720 9.896 9.647 10.13 32 10.232 10.401 10.345 9.983 9.545 8.961 8.682 9.227 9.724 9.958 10.136 9.926 8.77 33 10.292 10.514 10.344 9.837 9.385 8.735 8.543 9.210 9.695 9.852 10.086 10.009 7.60 34 10.159 10.392 10.120 9.582 9.088 8.420 8.404 9.030 9.488 9.568 9.935 9.891 6.58 35 9.890 10.158 9.712 9.156 8.706 8.183 8.291 8.795 9.196 9.215 9.550 9.650 5.70 36 9.509 9.756 9.232 8.679 8.333 7.964 8.144 8.572 8.829 8.839 9.095 9.268 4.93 37 9.025 9.223 8.660 8.186 7.989 7.730 7.940 8.298 8.427 8.401 8.551 8.839 4.27 38 8.515 8.631 8.085 7.688 7.665 7.507 7.746 8.023 7.981 7.902 8.002 8.323 3.70 39 7.880 7.946 7.442 7.158 7.250 7.193 7.435 7.609 7.455 7.334 7.437 7.743 3.20 40 7.184 7.235 6.797 6.637 6.764 6.768 7.025 7.050 6.839 6.697 6.806 7.061 2.77 41 6.438 6.530 6.133 6.084 6.199 6.269 6.474 6.361 6.156 6.005 6.114 6.387 2.40 42 5.806 5.863 5.518 5.508 5.624 5.700 5.871 5.689 5.494 5.378 5.500 5.734 2.08 43 5.194 5.277 5.001 4.977 5.072 5.128 5.282 5.082 4.943 4.820 4.961 5.139 1.80 44 4.648 4.718 4.505 4.470 4.530 4.588 4.712 4.520 4.444 4.367 4.407 4.609 1.56 45 4.166 4.238 4.043 4.022 4.082 4.142 4.222 4.049 4.022 3.955 3.973 4.147 1.35 46 3.751 3.829 3.669 3.630 3.687 3.765 3.827 3.665 3.665 3.602 3.589 3.735 1.17 47 3.400 3.477 3.310 3.314 3.359 3.408 3.460 3.351 3.356 3.297 3.273 3.402 1.01 48 3.087 3.163 3.027 3.036 3.079 3.112 3.169 3.059 3.096 3.025 3.022 3.104 0.88 49 2.774 2.870 2.740 2.745 2.784 2.831 2.873 2.788 2.805 2.767 2.736 2.817 0.76 50 2.524 2.593 2.498 2.532 2.586 2.588 2.652 2.545 2.551 2.543 2.509 2.575 0.66 51 2.326 2.362 2.302 2.326 2.374 2.371 2.433 2.362 2.370 2.347 2.299 2.387 0.57 52 2.147 2.184 2.123 2.147 2.191 2.185 2.239 2.177 2.182 2.162 2.101 2.213 0.49 53 1.978 2.016 1.958 1.980 2.015 2.007 2.052 2.001 2.001 1.982 1.931 2.052 0.43 54 1.809 1.850 1.793 1.816 1.838 1.833 1.867 1.821 1.822 1.804 1.773 1.883 0.37 55 1.632 1.677 1.628 1.651 1.662 1.661 1.688 1.643 1.646 1.631 1.629 1.704 0.32 56 1.457 1.506 1.467 1.493 1.493 1.496 1.518 1.471 1.479 1.468 1.493 1.526 0.28 57 1.294 1.344 1.318 1.344 1.338 1.342 1.361 1.310 1.325 1.310 1.369 1.354 0.24 58 1.141 1.195 1.184 1.203 1.200 1.201 1.223 1.169 1.188 1.170 1.251 1.194 0.21 59 1.014 1.057 1.064 1.076 1.077 1.074 1.099 1.048 1.071 1.050 1.138 1.049 0.18 60 0.899 0.929 0.964 0.968 0.969 0.959 1.000 0.945 0.970 0.946 1.039 0.920 00-10 South P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.016 0.016 0.019 0.017 0.019 0.022 0.028 0.029 0.032 0.028 0.024 0.021 877.44 1 0.021 0.023 0.022 0.020 0.021 0.026 0.031 0.034 0.038 0.033 0.029 0.025 759.83 2 0.030 0.030 0.027 0.025 0.027 0.030 0.035 0.041 0.045 0.040 0.034 0.031 657.99 3 0.035 0.034 0.033 0.031 0.032 0.036 0.039 0.045 0.050 0.049 0.042 0.038 569.79 4 0.041 0.038 0.038 0.035 0.037 0.041 0.045 0.049 0.052 0.056 0.048 0.047 493.42 5 0.044 0.042 0.043 0.039 0.041 0.043 0.047 0.049 0.058 0.062 0.053 0.049 427.28 6 0.047 0.045 0.046 0.041 0.044 0.047 0.049 0.051 0.059 0.062 0.055 0.050 370.01 7 0.046 0.044 0.046 0.040 0.042 0.047 0.048 0.051 0.059 0.061 0.056 0.051 320.42 8 0.044 0.043 0.047 0.040 0.041 0.047 0.049 0.050 0.059 0.060 0.055 0.051 277.47 9 0.043 0.043 0.043 0.040 0.040 0.045 0.049 0.049 0.058 0.060 0.056 0.051 240.28 10 0.043 0.043 0.044 0.039 0.040 0.045 0.048 0.050 0.059 0.060 0.056 0.049 208.07 11 0.044 0.041 0.043 0.040 0.040 0.044 0.048 0.049 0.057 0.058 0.054 0.050 180.18 12 0.046 0.043 0.043 0.041 0.042 0.047 0.050 0.048 0.055 0.057 0.054 0.052 156.03 13 0.050 0.047 0.045 0.045 0.048 0.051 0.055 0.052 0.056 0.055 0.053 0.055 135.12 14 0.056 0.052 0.050 0.052 0.052 0.058 0.063 0.059 0.063 0.058 0.057 0.061 117.01 15 0.063 0.056 0.055 0.056 0.055 0.067 0.076 0.072 0.070 0.063 0.063 0.067 101.33 16 0.083 0.075 0.072 0.075 0.076 0.092 0.111 0.118 0.110 0.091 0.082 0.086 87.74 17 0.141 0.130 0.123 0.131 0.125 0.160 0.211 0.233 0.217 0.181 0.146 0.136 75.98 18 0.301 0.268 0.268 0.276 0.258 0.323 0.402 0.433 0.434 0.390 0.328 0.269 65.80 19 0.625 0.515 0.550 0.566 0.529 0.607 0.760 0.725 0.778 0.729 0.656 0.561 56.98 20 1.042 0.893 0.948 0.986 0.952 0.987 1.199 1.109 1.157 1.123 1.062 0.953 49.34 21 1.549 1.411 1.469 1.536 1.553 1.481 1.681 1.578 1.623 1.591 1.564 1.443 42.73 22 2.150 2.093 2.208 2.278 2.226 2.109 2.276 2.174 2.207 2.166 2.166 2.030 37.00 23 2.857 2.883 2.974 3.031 3.031 2.895 3.012 2.914 2.948 2.908 2.904 2.720 32.04 24 3.734 3.749 3.822 3.909 3.945 3.832 3.895 3.808 3.820 3.845 3.770 3.623 27.75 25 4.701 4.662 4.809 4.912 4.937 4.845 4.913 4.795 4.868 4.851 4.734 4.650 24.03 26 5.719 5.665 5.859 6.006 6.045 5.925 5.997 5.852 5.964 5.920 5.859 5.730 20.81 27 6.781 6.768 6.996 7.154 7.206 7.046 7.068 6.999 7.050 7.089 7.119 6.820 18.02 28 7.779 7.889 8.177 8.322 8.313 8.086 8.120 8.081 8.107 8.167 8.198 7.858 15.60 29 8.794 8.938 9.200 9.308 9.261 8.921 8.847 8.884 9.005 9.108 9.094 8.764 13.51 30 9.571 9.821 9.979 10.041 9.940 9.500 9.164 9.470 9.702 9.857 9.815 9.469 11.70 31 10.104 10.479 10.560 10.504 10.292 9.686 9.285 9.868 10.170 10.343 10.274 9.939 10.13 32 10.370 10.815 10.834 10.643 10.212 9.627 9.322 10.065 10.383 10.483 10.162 10.113 8.77 33 10.394 10.913 10.774 10.274 9.892 9.368 9.131 9.943 10.331 10.269 9.756 10.008 7.60 34 10.321 10.790 10.484 9.767 9.509 9.039 8.916 9.721 9.974 9.826 9.465 9.793 6.58 35 10.063 10.487 10.029 9.236 9.068 8.636 8.709 9.417 9.489 9.167 9.193 9.458 5.70 36 9.655 10.039 9.510 8.742 8.562 8.161 8.430 8.983 8.965 8.630 8.797 9.085 4.93 37 9.177 9.460 8.869 8.188 7.918 7.818 8.090 8.542 8.419 8.147 8.256 8.727 4.27 38 8.731 8.847 8.211 7.643 7.360 7.522 7.800 8.119 7.928 7.709 7.775 8.346 3.70 39 8.148 8.189 7.461 6.996 6.824 7.138 7.394 7.575 7.318 7.177 7.247 7.837 3.20 40 7.497 7.406 6.688 6.352 6.280 6.684 6.905 6.974 6.678 6.593 6.685 7.283 2.77 41 6.776 6.648 5.916 5.771 5.770 6.136 6.330 6.323 6.037 5.949 6.032 6.655 2.40 42 6.079 5.913 5.225 5.221 5.241 5.606 5.739 5.653 5.426 5.373 5.433 5.976 2.08 43 5.441 5.256 4.688 4.728 4.723 5.093 5.163 5.037 4.853 4.818 4.925 5.350 1.80 44 4.834 4.623 4.180 4.253 4.280 4.598 4.633 4.488 4.352 4.306 4.393 4.768 1.56 45 4.315 4.043 3.768 3.851 3.868 4.168 4.193 4.040 3.932 3.915 4.004 4.287 1.35 46 3.854 3.530 3.416 3.511 3.523 3.800 3.816 3.656 3.578 3.561 3.617 3.833 1.17 47 3.413 3.178 3.137 3.233 3.203 3.487 3.465 3.336 3.283 3.264 3.281 3.472 1.01 48 3.061 2.867 2.873 2.961 2.929 3.174 3.135 3.032 3.000 2.977 2.982 3.126 0.88 49 2.705 2.567 2.640 2.701 2.665 2.881 2.827 2.736 2.765 2.708 2.725 2.799 0.76 50 2.414 2.361 2.408 2.482 2.461 2.636 2.592 2.516 2.511 2.500 2.533 2.544 0.66 51 2.195 2.199 2.231 2.292 2.264 2.406 2.360 2.328 2.320 2.292 2.306 2.314 0.57 52 2.015 2.046 2.067 2.112 2.100 2.208 2.164 2.148 2.127 2.111 2.120 2.110 0.49 53 1.855 1.904 1.912 1.942 1.936 2.023 1.978 1.976 1.953 1.943 1.948 1.928 0.43 54 1.700 1.760 1.756 1.775 1.774 1.838 1.802 1.801 1.779 1.777 1.788 1.747 0.37 55 1.540 1.600 1.597 1.607 1.611 1.650 1.634 1.628 1.609 1.609 1.630 1.563 0.32 56 1.380 1.448 1.442 1.449 1.455 1.477 1.475 1.463 1.449 1.455 1.490 1.390 0.28 57 1.234 1.307 1.299 1.304 1.311 1.312 1.328 1.308 1.300 1.308 1.362 1.233 0.24 58 1.101 1.182 1.171 1.168 1.181 1.164 1.192 1.175 1.167 1.169 1.249 1.093 0.21 59 0.987 1.064 1.061 1.051 1.066 1.032 1.058 1.065 1.053 1.046 1.144 0.971 0.18 60 0.884 0.958 0.961 0.944 0.972 0.920 0.959 0.959 0.956 0.944 1.061 0.866 00-10 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.019 0.023 0.020 0.020 0.017 0.017 0.020 0.020 0.021 0.023 0.019 0.021 877.44 1 0.024 0.028 0.023 0.024 0.019 0.019 0.022 0.022 0.024 0.026 0.021 0.023 759.83 2 0.029 0.032 0.027 0.029 0.023 0.023 0.027 0.026 0.029 0.031 0.025 0.026 657.99 3 0.034 0.035 0.031 0.032 0.026 0.028 0.031 0.029 0.033 0.034 0.029 0.027 569.79 4 0.039 0.039 0.034 0.036 0.030 0.033 0.037 0.036 0.038 0.042 0.033 0.033 493.42 5 0.044 0.039 0.039 0.039 0.035 0.039 0.043 0.047 0.050 0.046 0.042 0.036 427.28 6 0.046 0.045 0.043 0.039 0.034 0.045 0.045 0.054 0.058 0.053 0.049 0.042 370.01 7 0.049 0.045 0.046 0.040 0.036 0.045 0.048 0.058 0.063 0.058 0.055 0.047 320.42 8 0.047 0.048 0.047 0.039 0.033 0.041 0.049 0.059 0.066 0.056 0.064 0.052 277.47 9 0.049 0.050 0.051 0.038 0.035 0.043 0.051 0.057 0.068 0.061 0.068 0.056 240.28 10 0.050 0.050 0.044 0.038 0.033 0.044 0.053 0.053 0.067 0.057 0.072 0.058 208.07 11 0.051 0.055 0.045 0.038 0.035 0.044 0.052 0.055 0.065 0.056 0.064 0.054 180.18 12 0.055 0.061 0.050 0.039 0.049 0.052 0.056 0.059 0.068 0.060 0.061 0.061 156.03 13 0.058 0.055 0.053 0.045 0.043 0.061 0.064 0.070 0.068 0.061 0.060 0.052 135.12 14 0.063 0.055 0.055 0.057 0.055 0.065 0.074 0.080 0.078 0.064 0.065 0.055 117.01 15 0.063 0.056 0.059 0.058 0.060 0.074 0.085 0.089 0.085 0.069 0.064 0.058 101.33 16 0.082 0.077 0.074 0.080 0.082 0.103 0.130 0.127 0.125 0.094 0.082 0.072 87.74 17 0.134 0.124 0.126 0.146 0.125 0.196 0.252 0.265 0.243 0.187 0.144 0.119 75.98 18 0.290 0.246 0.272 0.308 0.283 0.401 0.484 0.495 0.477 0.405 0.324 0.248 65.80 19 0.594 0.495 0.541 0.608 0.598 0.699 0.851 0.797 0.843 0.755 0.643 0.538 56.98 20 0.990 0.874 0.928 1.026 1.036 1.090 1.305 1.183 1.228 1.148 1.052 0.922 49.34 21 1.467 1.353 1.430 1.582 1.642 1.616 1.845 1.691 1.743 1.638 1.544 1.406 42.73 22 2.073 2.016 2.172 2.308 2.342 2.311 2.474 2.338 2.371 2.242 2.160 1.985 37.00 23 2.760 2.750 2.902 3.034 3.167 3.119 3.255 3.123 3.116 2.993 2.904 2.675 32.04 24 3.615 3.587 3.732 3.881 4.063 4.064 4.164 4.028 3.980 3.923 3.794 3.560 27.75 25 4.578 4.498 4.687 4.882 5.092 5.055 5.149 5.022 5.044 4.924 4.801 4.538 24.03 26 5.552 5.509 5.743 5.984 6.182 6.141 6.249 6.077 6.100 6.028 5.943 5.588 20.81 27 6.566 6.602 6.900 7.145 7.346 7.219 7.322 7.214 7.191 7.177 7.097 6.678 18.02 28 7.570 7.707 8.093 8.309 8.440 8.209 8.295 8.250 8.230 8.208 8.115 7.700 15.60 29 8.559 8.751 9.109 9.310 9.388 9.039 9.013 9.065 9.097 9.062 8.962 8.604 13.51 30 9.300 9.599 9.942 10.033 10.063 9.604 9.392 9.724 9.780 9.741 9.625 9.323 11.70 31 9.726 10.199 10.503 10.448 10.359 9.791 9.594 10.185 10.242 10.158 10.067 9.774 10.13 32 9.884 10.493 10.709 10.545 10.275 9.757 9.680 10.390 10.487 10.295 10.075 9.849 8.77 33 9.848 10.494 10.624 10.241 9.993 9.588 9.606 10.308 10.435 10.093 9.773 9.643 7.60 34 9.748 10.321 10.261 9.757 9.596 9.368 9.425 10.075 10.154 9.691 9.418 9.330 6.58 35 9.516 10.081 9.807 9.256 9.218 8.978 9.110 9.745 9.718 9.121 8.994 8.992 5.70 36 9.173 9.706 9.357 8.769 8.731 8.537 8.726 9.263 9.200 8.648 8.506 8.661 4.93 37 8.807 9.217 8.793 8.222 8.083 8.111 8.329 8.723 8.545 8.191 7.955 8.378 4.27 38 8.447 8.690 8.221 7.665 7.517 7.722 7.925 8.126 7.943 7.714 7.462 8.087 3.70 39 8.005 8.062 7.507 7.040 6.912 7.209 7.418 7.498 7.289 7.158 6.971 7.719 3.20 40 7.456 7.374 6.709 6.375 6.327 6.653 6.848 6.842 6.628 6.576 6.442 7.254 2.77 41 6.801 6.653 5.920 5.753 5.751 6.099 6.220 6.163 5.981 5.980 5.878 6.681 2.40 42 6.119 5.956 5.235 5.231 5.242 5.580 5.650 5.566 5.416 5.403 5.335 6.023 2.08 43 5.470 5.266 4.667 4.728 4.694 5.079 5.083 4.994 4.882 4.858 4.778 5.369 1.80 44 4.855 4.625 4.158 4.265 4.226 4.601 4.582 4.481 4.382 4.348 4.318 4.789 1.56 45 4.299 4.035 3.715 3.846 3.806 4.189 4.144 4.041 3.951 3.943 3.948 4.272 1.35 46 3.804 3.557 3.384 3.495 3.463 3.831 3.766 3.654 3.599 3.587 3.609 3.838 1.17 47 3.377 3.165 3.101 3.220 3.155 3.521 3.419 3.309 3.280 3.276 3.268 3.425 1.01 48 3.020 2.853 2.839 2.948 2.891 3.207 3.113 3.045 3.019 3.022 2.986 3.105 0.88 49 2.674 2.559 2.626 2.698 2.629 2.896 2.804 2.736 2.743 2.758 2.730 2.761 0.76 50 2.403 2.317 2.418 2.473 2.478 2.631 2.551 2.529 2.523 2.520 2.515 2.519 0.66 51 2.164 2.145 2.227 2.286 2.257 2.428 2.325 2.338 2.315 2.307 2.295 2.280 0.57 52 1.979 1.992 2.067 2.109 2.086 2.229 2.122 2.168 2.131 2.117 2.116 2.080 0.49 53 1.822 1.855 1.911 1.943 1.920 2.047 1.940 2.006 1.955 1.946 1.942 1.895 0.43 54 1.673 1.713 1.750 1.776 1.763 1.861 1.773 1.835 1.780 1.779 1.773 1.715 0.37 55 1.518 1.558 1.589 1.611 1.616 1.673 1.614 1.655 1.610 1.614 1.607 1.535 0.32 56 1.368 1.408 1.435 1.450 1.479 1.496 1.468 1.481 1.448 1.456 1.455 1.371 0.28 57 1.223 1.268 1.293 1.302 1.348 1.334 1.326 1.317 1.297 1.309 1.318 1.219 0.24 58 1.089 1.141 1.166 1.165 1.227 1.186 1.191 1.169 1.169 1.178 1.200 1.083 0.21 59 0.973 1.032 1.055 1.045 1.118 1.057 1.070 1.044 1.054 1.063 1.097 0.965 0.18 60 0.871 0.937 0.963 0.941 1.030 0.943 0.968 0.937 0.955 0.965 1.003 0.867 10-20 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.022 0.021 0.024 0.027 0.022 0.018 0.014 0.013 0.016 0.017 0.022 0.024 877.44 1 0.031 0.030 0.035 0.038 0.031 0.027 0.023 0.020 0.023 0.027 0.030 0.033 759.83 2 0.041 0.038 0.044 0.046 0.042 0.038 0.036 0.031 0.031 0.034 0.035 0.038 657.99 3 0.046 0.046 0.050 0.057 0.053 0.046 0.045 0.042 0.038 0.041 0.041 0.044 569.79 4 0.049 0.047 0.055 0.063 0.057 0.050 0.047 0.046 0.040 0.044 0.042 0.047 493.42 5 0.049 0.051 0.056 0.068 0.063 0.050 0.043 0.041 0.039 0.046 0.042 0.048 427.28 6 0.048 0.049 0.057 0.069 0.062 0.049 0.040 0.040 0.039 0.044 0.043 0.047 370.01 7 0.047 0.052 0.057 0.072 0.065 0.049 0.037 0.038 0.035 0.043 0.044 0.047 320.42 8 0.048 0.051 0.056 0.072 0.068 0.051 0.037 0.034 0.034 0.042 0.043 0.047 277.47 9 0.048 0.047 0.058 0.071 0.070 0.050 0.037 0.032 0.033 0.039 0.043 0.047 240.28 10 0.049 0.045 0.057 0.069 0.072 0.052 0.037 0.033 0.036 0.041 0.044 0.048 208.07 11 0.051 0.046 0.057 0.072 0.078 0.063 0.040 0.036 0.036 0.044 0.045 0.051 180.18 12 0.054 0.048 0.064 0.074 0.087 0.082 0.047 0.041 0.043 0.048 0.049 0.054 156.03 13 0.057 0.048 0.069 0.079 0.097 0.100 0.061 0.051 0.054 0.053 0.055 0.057 135.12 14 0.062 0.055 0.077 0.092 0.115 0.123 0.082 0.068 0.067 0.065 0.063 0.065 117.01 15 0.073 0.065 0.090 0.108 0.120 0.135 0.110 0.093 0.087 0.079 0.075 0.075 101.33 16 0.096 0.087 0.111 0.129 0.156 0.169 0.178 0.155 0.140 0.117 0.106 0.097 87.74 17 0.145 0.142 0.168 0.196 0.226 0.262 0.314 0.291 0.268 0.221 0.179 0.151 75.98 18 0.278 0.279 0.331 0.364 0.408 0.473 0.546 0.531 0.518 0.455 0.362 0.295 65.80 19 0.582 0.541 0.646 0.705 0.759 0.809 0.904 0.847 0.881 0.811 0.713 0.618 56.98 20 1.042 0.986 1.057 1.162 1.246 1.251 1.343 1.258 1.297 1.218 1.116 1.065 49.34 21 1.553 1.509 1.582 1.706 1.794 1.810 1.922 1.800 1.834 1.735 1.615 1.527 42.73 22 2.175 2.149 2.249 2.374 2.491 2.478 2.604 2.453 2.495 2.372 2.234 2.095 37.00 23 2.831 2.826 2.932 3.121 3.348 3.247 3.394 3.251 3.256 3.129 2.991 2.804 32.04 24 3.627 3.635 3.737 3.977 4.258 4.152 4.320 4.170 4.134 4.002 3.835 3.614 27.75 25 4.491 4.519 4.642 4.931 5.224 5.144 5.294 5.157 5.100 4.953 4.773 4.495 24.03 26 5.407 5.429 5.654 5.962 6.237 6.166 6.268 6.188 6.107 5.974 5.774 5.450 20.81 27 6.366 6.367 6.726 6.995 7.224 7.193 7.234 7.191 7.121 7.016 6.783 6.420 18.02 28 7.268 7.320 7.757 7.988 8.176 8.125 8.111 8.126 8.049 7.986 7.714 7.295 15.60 29 7.992 8.141 8.622 8.798 8.981 8.842 8.791 8.928 8.856 8.784 8.462 7.965 13.51 30 8.486 8.791 9.296 9.365 9.605 9.363 9.275 9.516 9.442 9.327 8.928 8.449 11.70 31 8.841 9.275 9.734 9.693 9.945 9.695 9.583 9.926 9.823 9.653 9.183 8.748 10.13 32 9.033 9.596 9.937 9.914 10.054 9.807 9.740 10.111 10.014 9.756 9.278 8.960 8.77 33 9.062 9.701 9.914 9.895 9.928 9.683 9.680 10.058 9.915 9.639 9.206 8.936 7.60 34 8.967 9.584 9.757 9.683 9.631 9.459 9.511 9.862 9.677 9.394 8.970 8.743 6.58 35 8.796 9.390 9.403 9.305 9.237 9.145 9.232 9.550 9.344 9.069 8.682 8.538 5.70 36 8.626 9.114 8.985 8.826 8.796 8.787 8.882 9.138 8.921 8.662 8.337 8.269 4.93 37 8.382 8.749 8.460 8.277 8.323 8.352 8.443 8.645 8.415 8.249 7.933 8.009 4.27 38 8.114 8.360 7.937 7.746 7.816 7.885 7.986 8.158 7.925 7.784 7.546 7.741 3.70 39 7.737 7.862 7.302 7.179 7.266 7.311 7.435 7.600 7.358 7.253 7.127 7.385 3.20 40 7.230 7.240 6.618 6.600 6.604 6.714 6.807 7.001 6.765 6.682 6.609 6.981 2.77 41 6.629 6.534 5.988 5.994 5.978 6.120 6.191 6.380 6.141 6.096 6.053 6.441 2.40 42 5.986 5.842 5.402 5.443 5.354 5.565 5.591 5.785 5.534 5.491 5.528 5.845 2.08 43 5.358 5.224 4.841 4.896 4.818 5.062 5.040 5.224 4.961 4.954 5.005 5.235 1.80 44 4.767 4.646 4.348 4.398 4.312 4.568 4.550 4.698 4.429 4.465 4.495 4.644 1.56 45 4.241 4.155 3.933 3.983 3.913 4.136 4.117 4.226 4.003 4.033 4.030 4.167 1.35 46 3.827 3.726 3.559 3.611 3.548 3.759 3.744 3.776 3.638 3.677 3.667 3.730 1.17 47 3.440 3.352 3.241 3.294 3.236 3.432 3.429 3.408 3.317 3.335 3.341 3.354 1.01 48 3.093 3.041 2.953 3.015 2.990 3.152 3.121 3.110 3.032 3.048 3.078 3.045 0.88 49 2.763 2.726 2.683 2.756 2.712 2.865 2.854 2.839 2.751 2.771 2.786 2.767 0.76 50 2.514 2.467 2.477 2.527 2.479 2.639 2.638 2.593 2.510 2.540 2.565 2.537 0.66 51 2.295 2.272 2.290 2.340 2.294 2.446 2.446 2.399 2.312 2.360 2.373 2.314 0.57 52 2.107 2.099 2.120 2.165 2.119 2.260 2.254 2.215 2.133 2.178 2.196 2.130 0.49 53 1.931 1.938 1.956 1.999 1.960 2.090 2.070 2.056 1.964 2.007 2.025 1.956 0.43 54 1.759 1.780 1.786 1.830 1.801 1.917 1.881 1.894 1.798 1.834 1.847 1.786 0.37 55 1.581 1.614 1.617 1.659 1.646 1.738 1.692 1.720 1.632 1.660 1.664 1.610 0.32 56 1.409 1.452 1.455 1.493 1.495 1.558 1.517 1.545 1.471 1.494 1.492 1.440 0.28 57 1.250 1.301 1.307 1.335 1.349 1.386 1.354 1.376 1.321 1.341 1.337 1.279 0.24 58 1.108 1.160 1.174 1.188 1.217 1.223 1.207 1.221 1.182 1.200 1.198 1.132 0.21 59 0.986 1.038 1.060 1.055 1.092 1.075 1.068 1.080 1.062 1.081 1.078 1.002 0.18 60 0.878 0.935 0.958 0.941 0.981 0.947 0.951 0.955 0.961 0.983 0.971 0.893 20-30 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.030 0.032 0.036 0.037 0.037 0.023 0.016 0.016 0.027 0.029 0.029 0.031 877.44 1 0.037 0.039 0.044 0.045 0.045 0.031 0.022 0.024 0.033 0.036 0.036 0.037 759.83 2 0.043 0.044 0.049 0.051 0.052 0.038 0.029 0.029 0.036 0.040 0.039 0.040 657.99 3 0.046 0.047 0.052 0.058 0.058 0.045 0.037 0.038 0.040 0.043 0.042 0.044 569.79 4 0.048 0.049 0.055 0.062 0.061 0.052 0.043 0.044 0.043 0.045 0.045 0.047 493.42 5 0.050 0.051 0.056 0.065 0.065 0.055 0.048 0.046 0.046 0.048 0.046 0.048 427.28 6 0.051 0.053 0.058 0.068 0.069 0.057 0.053 0.050 0.048 0.051 0.048 0.049 370.01 7 0.051 0.055 0.061 0.071 0.072 0.059 0.054 0.052 0.047 0.052 0.049 0.051 320.42 8 0.053 0.056 0.064 0.073 0.074 0.061 0.054 0.050 0.046 0.052 0.049 0.052 277.47 9 0.057 0.057 0.068 0.074 0.076 0.059 0.053 0.049 0.046 0.051 0.052 0.053 240.28 10 0.061 0.058 0.072 0.077 0.080 0.061 0.053 0.050 0.048 0.053 0.052 0.054 208.07 11 0.064 0.059 0.077 0.085 0.085 0.068 0.055 0.052 0.049 0.054 0.054 0.056 180.18 12 0.070 0.065 0.086 0.095 0.097 0.082 0.063 0.055 0.054 0.057 0.056 0.060 156.03 13 0.078 0.075 0.094 0.107 0.115 0.100 0.076 0.063 0.062 0.062 0.062 0.068 135.12 14 0.089 0.091 0.111 0.125 0.139 0.126 0.101 0.081 0.077 0.075 0.076 0.081 117.01 15 0.110 0.117 0.139 0.155 0.172 0.164 0.143 0.117 0.105 0.098 0.101 0.108 101.33 16 0.156 0.169 0.194 0.211 0.227 0.231 0.224 0.188 0.176 0.147 0.156 0.162 87.74 17 0.257 0.284 0.325 0.339 0.351 0.357 0.365 0.327 0.322 0.275 0.281 0.280 75.98 18 0.473 0.509 0.589 0.584 0.613 0.601 0.611 0.577 0.588 0.536 0.516 0.515 65.80 19 0.876 0.905 1.013 0.996 1.029 0.987 1.039 0.928 0.955 0.921 0.892 0.888 56.98 20 1.432 1.486 1.569 1.551 1.572 1.509 1.526 1.356 1.374 1.330 1.352 1.406 49.34 21 2.068 2.166 2.209 2.177 2.218 2.090 2.096 1.892 1.892 1.838 1.863 1.945 42.73 22 2.741 2.858 2.876 2.846 2.891 2.725 2.767 2.539 2.540 2.446 2.452 2.571 37.00 23 3.430 3.566 3.526 3.589 3.636 3.471 3.530 3.310 3.300 3.179 3.182 3.291 32.04 24 4.131 4.233 4.208 4.330 4.443 4.320 4.394 4.180 4.145 4.022 3.979 4.026 27.75 25 4.789 4.877 4.920 5.098 5.286 5.216 5.294 5.117 5.060 4.905 4.806 4.752 24.03 26 5.427 5.503 5.624 5.910 6.141 6.119 6.174 6.077 5.981 5.836 5.650 5.474 20.81 27 6.052 6.124 6.353 6.731 6.992 6.995 7.029 7.009 6.867 6.731 6.427 6.139 18.02 28 6.601 6.710 7.107 7.498 7.835 7.787 7.773 7.829 7.669 7.532 7.099 6.717 15.60 29 7.011 7.262 7.706 8.161 8.476 8.409 8.369 8.511 8.334 8.191 7.654 7.135 13.51 30 7.336 7.747 8.204 8.641 8.955 8.863 8.788 8.981 8.840 8.658 8.053 7.378 11.70 31 7.646 8.168 8.603 9.003 9.267 9.174 9.061 9.280 9.143 8.928 8.246 7.553 10.13 32 7.864 8.509 8.861 9.247 9.429 9.361 9.197 9.427 9.293 9.035 8.361 7.735 8.77 33 7.934 8.656 8.933 9.305 9.440 9.332 9.187 9.414 9.267 8.997 8.335 7.808 7.60 34 7.969 8.692 8.915 9.217 9.300 9.209 9.095 9.300 9.133 8.897 8.299 7.788 6.58 35 7.969 8.641 8.753 8.972 9.043 8.971 8.879 9.092 8.911 8.745 8.189 7.764 5.70 36 7.952 8.528 8.461 8.639 8.669 8.647 8.596 8.855 8.656 8.540 8.018 7.669 4.93 37 7.858 8.264 8.071 8.238 8.206 8.241 8.237 8.522 8.349 8.271 7.814 7.536 4.27 38 7.682 7.979 7.640 7.799 7.747 7.766 7.788 8.145 7.995 7.971 7.603 7.378 3.70 39 7.428 7.563 7.142 7.302 7.218 7.210 7.264 7.695 7.539 7.570 7.327 7.104 3.20 40 7.024 7.010 6.580 6.736 6.612 6.625 6.664 7.150 6.998 7.024 6.918 6.772 2.77 41 6.511 6.397 6.003 6.128 6.006 5.991 6.013 6.540 6.360 6.415 6.463 6.315 2.40 42 5.929 5.777 5.540 5.536 5.390 5.411 5.431 5.935 5.737 5.823 5.913 5.776 2.08 43 5.344 5.231 5.035 5.020 4.854 4.869 4.917 5.343 5.142 5.226 5.392 5.238 1.80 44 4.802 4.708 4.544 4.514 4.358 4.393 4.455 4.823 4.589 4.685 4.862 4.695 1.56 45 4.316 4.246 4.125 4.081 3.916 4.017 4.041 4.363 4.117 4.203 4.358 4.215 1.35 46 3.905 3.867 3.767 3.708 3.568 3.677 3.698 3.948 3.710 3.801 3.926 3.791 1.17 47 3.546 3.546 3.451 3.374 3.251 3.377 3.386 3.590 3.371 3.456 3.546 3.437 1.01 48 3.229 3.254 3.156 3.092 2.987 3.115 3.128 3.305 3.080 3.146 3.234 3.123 0.88 49 2.927 2.949 2.848 2.811 2.740 2.853 2.887 3.020 2.786 2.834 2.916 2.837 0.76 50 2.688 2.703 2.604 2.613 2.495 2.653 2.680 2.738 2.558 2.599 2.677 2.595 0.66 51 2.493 2.482 2.424 2.404 2.314 2.461 2.506 2.512 2.343 2.400 2.472 2.405 0.57 52 2.300 2.274 2.225 2.221 2.127 2.281 2.321 2.314 2.155 2.214 2.285 2.231 0.49 53 2.116 2.083 2.037 2.044 1.954 2.112 2.142 2.130 1.980 2.037 2.102 2.063 0.43 54 1.924 1.895 1.848 1.867 1.788 1.940 1.956 1.950 1.813 1.864 1.914 1.892 0.37 55 1.727 1.708 1.669 1.691 1.631 1.767 1.768 1.764 1.650 1.687 1.721 1.714 0.32 56 1.534 1.529 1.499 1.521 1.485 1.599 1.589 1.583 1.493 1.516 1.533 1.537 0.28 57 1.357 1.365 1.341 1.354 1.349 1.433 1.424 1.413 1.345 1.359 1.358 1.368 0.24 58 1.198 1.217 1.203 1.201 1.225 1.271 1.265 1.254 1.211 1.217 1.204 1.213 0.21 59 1.061 1.092 1.080 1.064 1.107 1.122 1.117 1.109 1.091 1.089 1.071 1.073 0.18 60 0.947 0.982 0.974 0.947 0.998 0.988 0.994 0.986 0.986 0.987 0.955 0.963 30-40 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.026 0.029 0.038 0.046 0.049 0.054 0.049 0.047 0.043 0.034 0.028 0.022 877.44 1 0.034 0.039 0.047 0.053 0.056 0.061 0.056 0.052 0.049 0.042 0.035 0.033 759.83 2 0.042 0.045 0.051 0.057 0.059 0.063 0.057 0.054 0.051 0.047 0.042 0.042 657.99 3 0.045 0.049 0.053 0.059 0.062 0.064 0.058 0.055 0.052 0.049 0.046 0.045 569.79 4 0.047 0.050 0.054 0.059 0.063 0.066 0.061 0.058 0.053 0.050 0.048 0.047 493.42 5 0.048 0.052 0.054 0.062 0.067 0.069 0.066 0.060 0.053 0.051 0.048 0.048 427.28 6 0.050 0.054 0.056 0.065 0.069 0.072 0.070 0.065 0.056 0.052 0.049 0.049 370.01 7 0.054 0.058 0.061 0.069 0.071 0.073 0.071 0.068 0.055 0.052 0.049 0.051 320.42 8 0.064 0.069 0.075 0.081 0.074 0.076 0.072 0.069 0.056 0.054 0.055 0.056 277.47 9 0.085 0.094 0.101 0.101 0.081 0.081 0.076 0.070 0.061 0.058 0.065 0.070 240.28 10 0.123 0.140 0.151 0.146 0.103 0.089 0.077 0.072 0.063 0.067 0.080 0.092 208.07 11 0.167 0.201 0.239 0.209 0.157 0.116 0.082 0.078 0.067 0.081 0.099 0.119 180.18 12 0.220 0.251 0.309 0.290 0.217 0.165 0.101 0.088 0.079 0.100 0.122 0.159 156.03 13 0.281 0.289 0.342 0.342 0.281 0.217 0.125 0.101 0.094 0.121 0.144 0.192 135.12 14 0.324 0.334 0.370 0.369 0.325 0.256 0.167 0.131 0.125 0.155 0.186 0.250 117.01 15 0.399 0.398 0.429 0.435 0.367 0.312 0.233 0.188 0.183 0.212 0.252 0.337 101.33 16 0.529 0.531 0.576 0.540 0.479 0.409 0.338 0.293 0.287 0.319 0.372 0.476 87.74 17 0.766 0.753 0.779 0.730 0.670 0.580 0.521 0.452 0.480 0.510 0.592 0.715 75.98 18 1.089 1.098 1.076 1.035 0.955 0.848 0.797 0.717 0.760 0.794 0.877 1.045 65.80 19 1.537 1.568 1.546 1.483 1.379 1.239 1.202 1.081 1.122 1.157 1.252 1.457 56.98 20 2.092 2.181 2.124 2.037 1.924 1.758 1.701 1.547 1.576 1.581 1.687 1.941 49.34 21 2.718 2.824 2.751 2.632 2.512 2.334 2.281 2.057 2.080 2.053 2.178 2.484 42.73 22 3.361 3.423 3.332 3.226 3.102 2.948 2.910 2.662 2.659 2.599 2.761 3.115 37.00 23 3.984 4.009 3.896 3.808 3.734 3.600 3.581 3.358 3.356 3.257 3.428 3.764 32.04 24 4.526 4.513 4.407 4.362 4.381 4.300 4.316 4.122 4.121 3.991 4.109 4.368 27.75 25 4.971 4.984 4.885 4.918 5.050 5.036 5.068 4.936 4.896 4.720 4.749 4.888 24.03 26 5.364 5.374 5.327 5.491 5.744 5.788 5.804 5.765 5.658 5.430 5.320 5.358 20.81 27 5.707 5.715 5.776 6.072 6.443 6.510 6.509 6.539 6.363 6.060 5.801 5.751 18.02 28 5.964 6.037 6.221 6.626 7.080 7.148 7.137 7.194 6.949 6.598 6.193 6.059 15.60 29 6.145 6.305 6.622 7.125 7.582 7.666 7.645 7.721 7.404 7.029 6.513 6.263 13.51 30 6.280 6.560 7.031 7.577 7.973 8.056 7.995 8.103 7.756 7.370 6.747 6.378 11.70 31 6.395 6.801 7.435 7.963 8.266 8.330 8.234 8.360 7.991 7.598 6.926 6.495 10.13 32 6.514 7.080 7.742 8.260 8.495 8.491 8.370 8.496 8.124 7.756 7.075 6.610 8.77 33 6.618 7.291 7.945 8.433 8.562 8.542 8.389 8.552 8.181 7.839 7.137 6.663 7.60 34 6.731 7.449 8.030 8.487 8.516 8.460 8.320 8.536 8.166 7.853 7.186 6.718 6.58 35 6.816 7.556 8.015 8.391 8.358 8.265 8.177 8.445 8.112 7.845 7.206 6.784 5.70 36 6.895 7.565 7.884 8.187 8.077 7.995 7.945 8.283 7.970 7.797 7.243 6.818 4.93 37 6.936 7.499 7.664 7.877 7.700 7.632 7.624 8.019 7.772 7.710 7.231 6.800 4.27 38 6.916 7.349 7.397 7.483 7.240 7.196 7.236 7.718 7.523 7.580 7.245 6.762 3.70 39 6.791 7.097 7.025 6.982 6.714 6.667 6.745 7.310 7.171 7.341 7.185 6.656 3.20 40 6.565 6.764 6.571 6.410 6.132 6.081 6.171 6.797 6.709 6.989 7.024 6.436 2.77 41 6.224 6.345 6.079 5.814 5.539 5.482 5.588 6.220 6.143 6.494 6.714 6.113 2.40 42 5.799 5.853 5.578 5.241 4.994 4.950 5.046 5.638 5.566 5.958 6.282 5.726 2.08 43 5.334 5.357 5.074 4.723 4.506 4.478 4.565 5.085 5.012 5.378 5.767 5.276 1.80 44 4.837 4.850 4.596 4.260 4.050 4.062 4.140 4.584 4.501 4.811 5.204 4.804 1.56 45 4.377 4.400 4.162 3.846 3.666 3.709 3.764 4.174 4.050 4.311 4.635 4.349 1.35 46 3.965 4.007 3.779 3.504 3.333 3.400 3.447 3.824 3.674 3.881 4.136 3.926 1.17 47 3.605 3.649 3.449 3.224 3.058 3.138 3.169 3.524 3.335 3.493 3.702 3.546 1.01 48 3.306 3.325 3.139 2.954 2.814 2.889 2.944 3.267 3.047 3.164 3.318 3.219 0.88 49 3.010 3.042 2.872 2.717 2.577 2.660 2.700 2.985 2.762 2.854 2.995 2.891 0.76 50 2.797 2.806 2.633 2.536 2.389 2.473 2.548 2.777 2.527 2.606 2.723 2.655 0.66 51 2.605 2.576 2.435 2.316 2.208 2.312 2.356 2.613 2.332 2.398 2.499 2.448 0.57 52 2.381 2.347 2.225 2.134 2.039 2.150 2.175 2.384 2.150 2.209 2.282 2.241 0.49 53 2.175 2.138 2.033 1.956 1.879 1.993 2.001 2.194 1.978 2.024 2.078 2.053 0.43 54 1.969 1.936 1.841 1.783 1.719 1.831 1.830 2.000 1.807 1.842 1.871 1.870 0.37 55 1.773 1.746 1.659 1.616 1.565 1.669 1.673 1.804 1.637 1.660 1.666 1.695 0.32 56 1.586 1.564 1.488 1.460 1.423 1.515 1.525 1.617 1.472 1.485 1.469 1.528 0.28 57 1.412 1.395 1.331 1.309 1.288 1.366 1.382 1.439 1.315 1.322 1.286 1.370 0.24 58 1.256 1.242 1.188 1.165 1.162 1.223 1.246 1.269 1.172 1.177 1.126 1.224 0.21 59 1.118 1.107 1.061 1.038 1.046 1.089 1.113 1.111 1.047 1.051 0.986 1.094 0.18 60 1.004 0.989 0.951 0.926 0.939 0.966 0.995 0.971 0.933 0.945 0.867 0.987 40-50 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.020 0.021 0.030 0.037 0.035 0.033 0.031 0.031 0.027 0.024 0.021 0.019 877.44 1 0.030 0.033 0.041 0.047 0.047 0.046 0.043 0.043 0.038 0.034 0.031 0.029 759.83 2 0.040 0.043 0.048 0.055 0.057 0.056 0.054 0.054 0.048 0.045 0.041 0.039 657.99 3 0.043 0.046 0.051 0.058 0.061 0.061 0.059 0.058 0.053 0.048 0.045 0.042 569.79 4 0.045 0.049 0.054 0.061 0.065 0.066 0.066 0.064 0.057 0.051 0.047 0.045 493.42 5 0.048 0.051 0.056 0.063 0.069 0.072 0.073 0.069 0.061 0.052 0.049 0.046 427.28 6 0.051 0.053 0.059 0.067 0.072 0.078 0.079 0.072 0.064 0.055 0.051 0.049 370.01 7 0.057 0.059 0.064 0.073 0.077 0.083 0.085 0.076 0.068 0.057 0.053 0.053 320.42 8 0.072 0.073 0.078 0.088 0.086 0.092 0.091 0.080 0.075 0.062 0.059 0.064 277.47 9 0.103 0.111 0.113 0.133 0.111 0.113 0.102 0.088 0.086 0.071 0.076 0.087 240.28 10 0.160 0.188 0.198 0.218 0.173 0.157 0.131 0.103 0.107 0.093 0.108 0.132 208.07 11 0.253 0.298 0.331 0.352 0.293 0.243 0.188 0.135 0.135 0.130 0.158 0.194 180.18 12 0.360 0.420 0.451 0.472 0.416 0.342 0.242 0.170 0.172 0.169 0.213 0.273 156.03 13 0.462 0.536 0.532 0.547 0.490 0.409 0.283 0.205 0.209 0.218 0.280 0.369 135.12 14 0.590 0.640 0.625 0.625 0.546 0.451 0.337 0.262 0.273 0.295 0.375 0.487 117.01 15 0.753 0.769 0.765 0.736 0.650 0.537 0.429 0.362 0.381 0.416 0.527 0.654 101.33 16 0.977 1.019 1.001 0.929 0.827 0.683 0.572 0.513 0.550 0.597 0.749 0.881 87.74 17 1.296 1.359 1.345 1.213 1.095 0.904 0.809 0.743 0.794 0.869 1.034 1.184 75.98 18 1.712 1.813 1.779 1.603 1.474 1.232 1.127 1.050 1.107 1.206 1.366 1.559 65.80 19 2.205 2.310 2.277 2.063 1.906 1.651 1.546 1.442 1.493 1.586 1.767 2.003 56.98 20 2.727 2.838 2.828 2.564 2.399 2.128 2.037 1.898 1.922 1.989 2.195 2.501 49.34 21 3.308 3.397 3.361 3.076 2.908 2.643 2.550 2.362 2.363 2.425 2.672 3.057 42.73 22 3.883 3.946 3.852 3.583 3.408 3.182 3.086 2.870 2.861 2.920 3.213 3.628 37.00 23 4.415 4.425 4.300 4.063 3.904 3.734 3.687 3.482 3.440 3.484 3.796 4.189 32.04 24 4.873 4.841 4.694 4.491 4.419 4.316 4.309 4.155 4.067 4.095 4.358 4.702 27.75 25 5.250 5.205 5.059 4.912 4.945 4.941 4.964 4.837 4.740 4.689 4.867 5.161 24.03 26 5.567 5.489 5.401 5.342 5.489 5.611 5.649 5.529 5.372 5.217 5.273 5.526 20.81 27 5.803 5.721 5.705 5.772 6.036 6.273 6.280 6.174 5.921 5.654 5.577 5.787 18.02 28 5.944 5.903 5.996 6.181 6.571 6.862 6.820 6.719 6.362 6.000 5.810 5.953 15.60 29 6.008 6.047 6.267 6.588 7.090 7.350 7.234 7.136 6.739 6.272 5.971 6.042 13.51 30 6.033 6.206 6.545 6.995 7.554 7.734 7.545 7.448 7.031 6.500 6.078 6.066 11.70 31 6.069 6.396 6.834 7.386 7.957 8.040 7.791 7.707 7.269 6.677 6.177 6.085 10.13 32 6.122 6.579 7.133 7.731 8.220 8.239 7.958 7.912 7.464 6.860 6.267 6.105 8.77 33 6.191 6.727 7.378 8.006 8.336 8.319 8.014 8.043 7.609 7.004 6.354 6.134 7.60 34 6.282 6.871 7.562 8.171 8.338 8.296 7.992 8.100 7.703 7.139 6.475 6.209 6.58 35 6.380 6.986 7.684 8.241 8.218 8.168 7.884 8.067 7.735 7.235 6.601 6.302 5.70 36 6.457 7.040 7.742 8.175 7.979 7.972 7.696 7.977 7.713 7.300 6.719 6.396 4.93 37 6.518 7.047 7.725 7.989 7.638 7.661 7.411 7.794 7.611 7.349 6.836 6.492 4.27 38 6.577 7.004 7.663 7.658 7.202 7.270 7.024 7.535 7.457 7.381 6.954 6.593 3.70 39 6.558 6.897 7.459 7.225 6.704 6.779 6.541 7.144 7.193 7.328 7.019 6.628 3.20 40 6.472 6.712 7.140 6.666 6.116 6.195 5.982 6.658 6.802 7.147 7.003 6.587 2.77 41 6.301 6.462 6.709 6.034 5.509 5.606 5.410 6.091 6.279 6.851 6.894 6.464 2.40 42 6.047 6.142 6.201 5.406 4.944 5.036 4.890 5.527 5.734 6.435 6.668 6.263 2.08 43 5.750 5.788 5.651 4.843 4.443 4.541 4.410 5.000 5.186 5.932 6.316 5.977 1.80 44 5.388 5.379 5.071 4.319 4.000 4.109 3.984 4.512 4.662 5.363 5.855 5.592 1.56 45 5.006 4.943 4.530 3.869 3.606 3.730 3.610 4.112 4.194 4.798 5.329 5.128 1.35 46 4.622 4.517 4.063 3.507 3.278 3.421 3.294 3.778 3.797 4.295 4.789 4.652 1.17 47 4.236 4.103 3.660 3.198 3.014 3.137 3.040 3.477 3.455 3.839 4.265 4.194 1.01 48 3.870 3.726 3.314 2.928 2.770 2.912 2.808 3.207 3.166 3.459 3.770 3.749 0.88 49 3.499 3.369 3.003 2.674 2.523 2.696 2.588 2.959 2.887 3.104 3.318 3.327 0.76 50 3.198 3.067 2.769 2.499 2.350 2.539 2.438 2.741 2.656 2.824 2.951 2.963 0.66 51 2.935 2.809 2.536 2.292 2.179 2.338 2.249 2.564 2.444 2.586 2.672 2.686 0.57 52 2.661 2.534 2.312 2.110 2.019 2.178 2.087 2.380 2.255 2.360 2.398 2.407 0.49 53 2.400 2.292 2.104 1.938 1.867 2.013 1.927 2.208 2.069 2.152 2.159 2.168 0.43 54 2.163 2.063 1.903 1.774 1.712 1.851 1.768 2.030 1.886 1.945 1.925 1.944 0.37 55 1.942 1.852 1.713 1.611 1.562 1.687 1.622 1.853 1.709 1.747 1.702 1.740 0.32 56 1.735 1.657 1.535 1.458 1.420 1.534 1.488 1.682 1.541 1.557 1.493 1.556 0.28 57 1.540 1.475 1.369 1.312 1.284 1.391 1.356 1.516 1.383 1.379 1.303 1.391 0.24 58 1.360 1.308 1.221 1.173 1.155 1.249 1.222 1.355 1.235 1.220 1.135 1.243 0.21 59 1.197 1.162 1.091 1.049 1.036 1.118 1.092 1.206 1.103 1.081 0.992 1.113 0.18 60 1.057 1.031 0.980 0.939 0.927 1.000 0.980 1.071 0.994 0.964 0.870 1.007 50-60 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.021 0.025 0.029 0.035 0.038 0.033 0.032 0.034 0.027 0.024 0.023 0.021 877.44 1 0.032 0.035 0.040 0.044 0.048 0.042 0.041 0.041 0.036 0.034 0.034 0.032 759.83 2 0.042 0.044 0.049 0.053 0.055 0.049 0.048 0.048 0.044 0.042 0.043 0.042 657.99 3 0.045 0.048 0.052 0.057 0.060 0.056 0.054 0.054 0.050 0.049 0.047 0.046 569.79 4 0.048 0.050 0.055 0.060 0.064 0.063 0.060 0.059 0.055 0.052 0.049 0.048 493.42 5 0.050 0.052 0.057 0.063 0.068 0.066 0.067 0.063 0.058 0.052 0.052 0.049 427.28 6 0.054 0.056 0.061 0.067 0.072 0.071 0.073 0.069 0.061 0.056 0.053 0.053 370.01 7 0.060 0.065 0.068 0.074 0.077 0.079 0.075 0.072 0.064 0.060 0.057 0.058 320.42 8 0.072 0.083 0.089 0.093 0.093 0.094 0.087 0.076 0.074 0.066 0.067 0.072 277.47 9 0.109 0.131 0.142 0.141 0.127 0.129 0.112 0.096 0.092 0.087 0.088 0.096 240.28 10 0.169 0.223 0.239 0.258 0.207 0.203 0.179 0.134 0.124 0.120 0.125 0.137 208.07 11 0.259 0.353 0.374 0.407 0.317 0.307 0.281 0.198 0.174 0.167 0.177 0.209 180.18 12 0.383 0.494 0.515 0.542 0.452 0.403 0.352 0.263 0.225 0.218 0.241 0.322 156.03 13 0.524 0.639 0.657 0.630 0.568 0.465 0.393 0.319 0.289 0.285 0.317 0.461 135.12 14 0.702 0.792 0.805 0.722 0.682 0.524 0.463 0.404 0.384 0.400 0.434 0.633 117.01 15 0.927 0.999 1.009 0.881 0.811 0.653 0.584 0.545 0.539 0.569 0.604 0.831 101.33 16 1.183 1.290 1.308 1.151 0.981 0.866 0.781 0.739 0.752 0.802 0.816 1.042 87.74 17 1.590 1.668 1.725 1.526 1.353 1.157 1.056 1.015 1.046 1.109 1.163 1.414 75.98 18 2.042 2.125 2.211 1.954 1.773 1.544 1.404 1.359 1.400 1.468 1.570 1.828 65.80 19 2.496 2.613 2.698 2.412 2.199 1.974 1.822 1.768 1.791 1.837 1.998 2.249 56.98 20 2.963 3.096 3.175 2.880 2.655 2.412 2.258 2.170 2.162 2.206 2.450 2.697 49.34 21 3.431 3.582 3.633 3.322 3.112 2.819 2.669 2.542 2.519 2.587 2.908 3.145 42.73 22 3.873 4.027 4.065 3.733 3.539 3.224 3.063 2.902 2.886 3.011 3.396 3.605 37.00 23 4.294 4.440 4.438 4.111 3.946 3.618 3.494 3.355 3.287 3.480 3.882 4.076 32.04 24 4.716 4.820 4.747 4.452 4.352 4.034 4.015 3.837 3.740 3.962 4.342 4.546 27.75 25 4.984 5.127 5.040 4.791 4.735 4.524 4.558 4.373 4.205 4.411 4.655 4.853 24.03 26 5.238 5.362 5.308 5.123 5.115 5.055 5.099 4.918 4.687 4.787 4.953 5.145 20.81 27 5.457 5.515 5.535 5.451 5.507 5.585 5.605 5.410 5.086 5.092 5.207 5.399 18.02 28 5.570 5.645 5.752 5.769 5.937 6.064 6.045 5.838 5.424 5.322 5.324 5.535 15.60 29 5.684 5.807 5.956 6.080 6.366 6.500 6.404 6.198 5.720 5.529 5.441 5.671 13.51 30 5.741 5.935 6.156 6.381 6.765 6.874 6.711 6.514 5.989 5.698 5.530 5.728 11.70 31 5.757 6.081 6.349 6.684 7.141 7.162 6.965 6.793 6.261 5.854 5.598 5.729 10.13 32 5.774 6.221 6.544 6.974 7.517 7.368 7.149 7.014 6.505 6.014 5.666 5.729 8.77 33 5.853 6.335 6.709 7.255 7.695 7.487 7.251 7.167 6.716 6.179 5.785 5.786 7.60 34 5.939 6.433 6.848 7.492 7.854 7.515 7.272 7.256 6.878 6.349 5.909 5.848 6.58 35 6.008 6.494 6.953 7.652 7.934 7.461 7.210 7.275 7.007 6.509 6.033 5.911 5.70 36 6.026 6.523 7.037 7.728 7.770 7.344 7.077 7.241 7.072 6.658 6.158 5.978 4.93 37 6.044 6.541 7.088 7.697 7.605 7.106 6.829 7.117 7.087 6.780 6.283 6.045 4.27 38 5.998 6.573 7.137 7.554 7.289 6.777 6.501 6.918 7.049 6.894 6.369 6.064 3.70 39 5.905 6.541 7.111 7.275 6.862 6.344 6.072 6.595 6.896 6.925 6.424 6.046 3.20 40 5.812 6.456 6.993 6.849 6.434 5.830 5.562 6.158 6.620 6.861 6.480 6.028 2.77 41 5.636 6.296 6.763 6.306 5.851 5.284 5.036 5.631 6.224 6.683 6.411 5.939 2.40 42 5.453 6.064 6.416 5.686 5.253 4.748 4.520 5.079 5.746 6.380 6.330 5.842 2.08 43 5.246 5.765 5.969 5.080 4.687 4.275 4.071 4.576 5.232 5.986 6.189 5.696 1.80 44 4.967 5.396 5.451 4.509 4.219 3.844 3.661 4.110 4.691 5.497 5.863 5.397 1.56 45 4.688 4.985 4.908 4.001 3.751 3.488 3.319 3.721 4.197 4.979 5.536 5.098 1.35 46 4.379 4.540 4.397 3.579 3.369 3.195 3.027 3.394 3.769 4.486 5.122 4.738 1.17 47 4.049 4.124 3.930 3.252 3.050 2.947 2.789 3.127 3.418 4.026 4.644 4.333 1.01 48 3.719 3.708 3.520 2.952 2.732 2.728 2.577 2.902 3.110 3.617 4.165 3.928 0.88 49 3.392 3.310 3.146 2.680 2.491 2.530 2.381 2.681 2.827 3.240 3.706 3.535 0.76 50 3.065 2.994 2.843 2.470 2.257 2.402 2.250 2.524 2.604 2.915 3.248 3.144 0.66 51 2.753 2.713 2.580 2.284 2.037 2.204 2.096 2.340 2.394 2.662 2.821 2.775 0.57 52 2.482 2.445 2.338 2.108 1.858 2.049 1.955 2.176 2.211 2.413 2.489 2.476 0.49 53 2.212 2.213 2.122 1.938 1.679 1.891 1.813 2.013 2.033 2.189 2.158 2.178 0.43 54 1.985 1.994 1.916 1.771 1.527 1.734 1.671 1.849 1.861 1.973 1.897 1.938 0.37 55 1.792 1.797 1.725 1.606 1.395 1.581 1.538 1.691 1.690 1.768 1.688 1.740 0.32 56 1.598 1.615 1.547 1.452 1.264 1.433 1.415 1.537 1.526 1.573 1.479 1.542 0.28 57 1.467 1.446 1.382 1.302 1.152 1.287 1.296 1.389 1.370 1.391 1.358 1.421 0.24 58 1.342 1.293 1.233 1.164 1.042 1.147 1.184 1.244 1.224 1.226 1.246 1.307 0.21 59 1.231 1.158 1.103 1.037 0.945 1.017 1.076 1.108 1.088 1.080 1.149 1.207 0.18 60 1.165 1.043 0.995 0.924 0.889 0.906 0.980 0.992 0.961 0.958 1.099 1.155 60-70 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.030 0.029 0.032 0.032 0.031 0.027 0.024 0.023 0.025 0.027 0.031 0.030 877.44 1 0.037 0.039 0.041 0.046 0.043 0.040 0.034 0.033 0.034 0.034 0.035 0.035 759.83 2 0.041 0.043 0.046 0.052 0.052 0.049 0.045 0.044 0.042 0.041 0.040 0.040 657.99 3 0.044 0.046 0.050 0.057 0.059 0.057 0.054 0.049 0.048 0.047 0.044 0.043 569.79 4 0.046 0.049 0.053 0.060 0.063 0.063 0.060 0.055 0.053 0.050 0.048 0.046 493.42 5 0.049 0.051 0.056 0.062 0.067 0.067 0.065 0.060 0.058 0.053 0.050 0.049 427.28 6 0.052 0.055 0.060 0.068 0.074 0.071 0.068 0.065 0.063 0.056 0.055 0.051 370.01 7 0.058 0.064 0.068 0.082 0.088 0.080 0.077 0.070 0.065 0.062 0.063 0.058 320.42 8 0.076 0.089 0.096 0.121 0.123 0.097 0.091 0.079 0.075 0.075 0.079 0.074 277.47 9 0.125 0.151 0.180 0.188 0.210 0.149 0.127 0.109 0.107 0.116 0.113 0.125 240.28 10 0.212 0.261 0.318 0.324 0.337 0.247 0.210 0.183 0.173 0.167 0.173 0.196 208.07 11 0.333 0.386 0.467 0.500 0.447 0.374 0.342 0.279 0.232 0.227 0.238 0.293 180.18 12 0.469 0.559 0.613 0.624 0.571 0.469 0.419 0.333 0.286 0.276 0.323 0.407 156.03 13 0.647 0.738 0.767 0.751 0.684 0.521 0.456 0.386 0.359 0.358 0.424 0.530 135.12 14 0.862 0.964 0.950 0.885 0.825 0.594 0.550 0.489 0.473 0.493 0.568 0.668 117.01 15 1.154 1.231 1.178 1.083 0.978 0.742 0.712 0.664 0.649 0.662 0.763 0.892 101.33 16 1.414 1.536 1.493 1.394 1.158 0.997 0.945 0.897 0.893 0.902 1.026 1.202 87.74 17 1.730 1.942 1.886 1.767 1.561 1.321 1.244 1.198 1.209 1.170 1.353 1.526 75.98 18 2.093 2.373 2.347 2.205 2.019 1.710 1.604 1.566 1.566 1.512 1.665 1.870 65.80 19 2.484 2.798 2.790 2.659 2.466 2.141 1.997 1.948 1.932 1.848 1.998 2.223 56.98 20 2.899 3.201 3.236 3.079 2.860 2.527 2.352 2.285 2.259 2.186 2.369 2.613 49.34 21 3.292 3.603 3.663 3.473 3.254 2.859 2.656 2.566 2.557 2.574 2.759 3.043 42.73 22 3.672 3.939 4.040 3.828 3.600 3.144 2.916 2.826 2.838 2.957 3.174 3.453 37.00 23 4.024 4.227 4.378 4.139 3.913 3.417 3.177 3.087 3.143 3.304 3.540 3.817 32.04 24 4.324 4.515 4.664 4.425 4.225 3.702 3.475 3.408 3.436 3.669 3.931 4.221 27.75 25 4.553 4.721 4.920 4.683 4.483 4.065 3.795 3.754 3.683 3.970 4.209 4.466 24.03 26 4.759 4.917 5.176 4.946 4.735 4.420 4.138 4.109 3.933 4.211 4.456 4.693 20.81 27 4.944 5.108 5.389 5.178 5.003 4.785 4.495 4.486 4.191 4.417 4.636 4.822 18.02 28 5.075 5.281 5.601 5.397 5.319 5.158 4.851 4.832 4.425 4.591 4.730 4.896 15.60 29 5.205 5.454 5.807 5.642 5.636 5.518 5.181 5.139 4.678 4.779 4.831 4.983 13.51 30 5.288 5.597 5.983 5.891 5.937 5.847 5.483 5.446 4.947 4.942 4.897 5.052 11.70 31 5.344 5.718 6.139 6.137 6.226 6.139 5.757 5.727 5.216 5.091 4.942 5.090 10.13 32 5.401 5.840 6.294 6.373 6.516 6.358 5.963 5.969 5.456 5.241 4.987 5.129 8.77 33 5.481 5.957 6.422 6.577 6.712 6.517 6.113 6.175 5.685 5.429 5.108 5.239 7.60 34 5.565 6.074 6.525 6.752 6.899 6.609 6.196 6.320 5.895 5.621 5.236 5.356 6.58 35 5.626 6.165 6.607 6.893 7.029 6.621 6.210 6.405 6.100 5.805 5.364 5.459 5.70 36 5.620 6.173 6.671 6.989 6.980 6.574 6.167 6.435 6.250 5.967 5.490 5.519 4.93 37 5.613 6.181 6.726 7.025 6.930 6.436 6.026 6.390 6.368 6.128 5.616 5.578 4.27 38 5.531 6.126 6.773 7.010 6.752 6.197 5.802 6.262 6.426 6.220 5.691 5.569 3.70 39 5.393 6.025 6.772 6.883 6.479 5.858 5.478 6.032 6.384 6.262 5.727 5.510 3.20 40 5.256 5.924 6.697 6.648 6.206 5.427 5.047 5.696 6.236 6.303 5.764 5.450 2.77 41 5.092 5.753 6.529 6.295 5.703 4.940 4.600 5.255 5.974 6.177 5.721 5.366 2.40 42 4.925 5.576 6.250 5.841 5.176 4.457 4.152 4.771 5.581 6.036 5.671 5.280 2.08 43 4.741 5.369 5.884 5.314 4.663 4.015 3.761 4.292 5.127 5.838 5.568 5.152 1.80 44 4.505 5.069 5.420 4.742 4.188 3.625 3.402 3.847 4.612 5.466 5.301 4.893 1.56 45 4.269 4.770 4.902 4.209 3.713 3.284 3.099 3.480 4.122 5.095 5.033 4.634 1.35 46 4.001 4.437 4.388 3.746 3.320 3.016 2.841 3.165 3.697 4.684 4.697 4.319 1.17 47 3.710 4.081 3.908 3.360 2.987 2.794 2.628 2.918 3.330 4.244 4.310 3.963 1.01 48 3.418 3.724 3.473 3.034 2.654 2.600 2.441 2.689 3.018 3.805 3.923 3.607 0.88 49 3.135 3.381 3.091 2.734 2.409 2.404 2.267 2.491 2.726 3.414 3.531 3.272 0.76 50 2.853 3.040 2.783 2.516 2.173 2.262 2.139 2.329 2.508 3.029 3.139 2.938 0.66 51 2.584 2.715 2.533 2.306 1.952 2.117 2.008 2.170 2.302 2.667 2.768 2.621 0.57 52 2.355 2.437 2.301 2.124 1.774 1.981 1.890 2.020 2.121 2.380 2.459 2.356 0.49 53 2.126 2.159 2.091 1.949 1.596 1.842 1.773 1.873 1.953 2.093 2.150 2.091 0.43 54 1.930 1.929 1.887 1.777 1.443 1.694 1.648 1.721 1.788 1.855 1.900 1.876 0.37 55 1.758 1.734 1.695 1.605 1.307 1.542 1.519 1.570 1.623 1.654 1.694 1.697 0.32 56 1.587 1.539 1.512 1.437 1.172 1.394 1.390 1.424 1.463 1.452 1.487 1.518 0.28 57 1.464 1.399 1.343 1.279 1.054 1.251 1.262 1.281 1.311 1.316 1.363 1.412 0.24 58 1.347 1.264 1.193 1.132 0.937 1.116 1.137 1.146 1.169 1.187 1.246 1.313 0.21 59 1.246 1.149 1.063 1.001 0.831 0.998 1.024 1.023 1.039 1.073 1.148 1.230 0.18 60 1.197 1.092 0.954 0.889 0.754 0.897 0.928 0.918 0.920 1.003 1.105 1.201 70-80 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.031 0.031 0.032 0.029 0.023 0.027 0.023 0.025 0.028 0.032 0.034 0.032 877.44 1 0.035 0.038 0.041 0.040 0.036 0.036 0.031 0.032 0.034 0.037 0.037 0.036 759.83 2 0.039 0.041 0.045 0.048 0.048 0.045 0.041 0.042 0.041 0.041 0.041 0.040 657.99 3 0.042 0.044 0.048 0.053 0.055 0.054 0.050 0.049 0.046 0.046 0.044 0.042 569.79 4 0.044 0.047 0.051 0.055 0.060 0.058 0.055 0.056 0.049 0.049 0.047 0.044 493.42 5 0.047 0.050 0.054 0.060 0.069 0.065 0.064 0.062 0.056 0.054 0.051 0.047 427.28 6 0.051 0.055 0.059 0.068 0.079 0.072 0.070 0.069 0.060 0.060 0.055 0.051 370.01 7 0.062 0.067 0.071 0.086 0.105 0.087 0.082 0.082 0.070 0.067 0.062 0.062 320.42 8 0.087 0.095 0.103 0.141 0.177 0.134 0.120 0.108 0.092 0.088 0.084 0.086 277.47 9 0.144 0.164 0.190 0.256 0.323 0.250 0.198 0.172 0.144 0.141 0.132 0.134 240.28 10 0.237 0.277 0.331 0.423 0.488 0.412 0.330 0.277 0.234 0.207 0.201 0.210 208.07 11 0.355 0.410 0.503 0.575 0.602 0.501 0.424 0.363 0.305 0.275 0.267 0.300 180.18 12 0.492 0.587 0.676 0.694 0.700 0.562 0.481 0.405 0.358 0.344 0.357 0.414 156.03 13 0.688 0.784 0.836 0.831 0.770 0.636 0.519 0.469 0.437 0.436 0.507 0.564 135.12 14 0.930 1.033 1.077 0.996 0.928 0.747 0.623 0.587 0.563 0.582 0.703 0.795 117.01 15 1.203 1.308 1.327 1.211 1.122 0.933 0.787 0.761 0.760 0.800 0.964 1.060 101.33 16 1.537 1.647 1.629 1.477 1.390 1.183 1.031 0.992 1.011 1.064 1.258 1.399 87.74 17 1.890 2.004 1.982 1.799 1.727 1.474 1.332 1.300 1.308 1.388 1.605 1.709 75.98 18 2.252 2.431 2.315 2.225 2.136 1.855 1.664 1.666 1.682 1.767 1.880 2.053 65.80 19 2.591 2.779 2.674 2.655 2.552 2.210 2.029 2.024 2.046 2.084 2.174 2.394 56.98 20 2.966 3.112 3.044 3.028 2.922 2.560 2.390 2.342 2.348 2.366 2.489 2.736 49.34 21 3.298 3.409 3.430 3.378 3.296 2.817 2.632 2.611 2.573 2.641 2.806 3.103 42.73 22 3.553 3.651 3.752 3.719 3.596 3.063 2.835 2.804 2.802 2.908 3.114 3.396 37.00 23 3.742 3.879 4.079 4.024 3.850 3.240 2.987 2.966 3.042 3.139 3.391 3.622 32.04 24 3.922 4.139 4.360 4.247 4.038 3.434 3.150 3.048 3.232 3.364 3.604 3.830 27.75 25 4.073 4.361 4.621 4.420 4.185 3.589 3.328 3.183 3.346 3.494 3.739 3.926 24.03 26 4.171 4.510 4.828 4.584 4.314 3.797 3.504 3.312 3.437 3.570 3.831 4.008 20.81 27 4.312 4.669 5.039 4.749 4.452 3.992 3.706 3.442 3.504 3.661 3.931 4.048 18.02 28 4.480 4.820 5.232 4.953 4.629 4.184 4.009 3.703 3.608 3.739 3.989 4.076 15.60 29 4.665 4.996 5.435 5.190 4.803 4.385 4.337 3.993 3.726 3.821 4.030 4.128 13.51 30 4.826 5.156 5.596 5.396 5.002 4.585 4.651 4.267 3.836 3.906 4.091 4.227 11.70 31 4.980 5.301 5.737 5.577 5.226 4.787 4.953 4.532 3.940 3.997 4.171 4.356 10.13 32 5.134 5.447 5.878 5.759 5.451 4.989 5.255 4.796 4.043 4.087 4.250 4.485 8.77 33 5.223 5.574 6.005 5.894 5.656 5.207 5.463 5.002 4.193 4.192 4.393 4.650 7.60 34 5.306 5.700 6.131 6.025 5.860 5.427 5.661 5.203 4.347 4.299 4.541 4.818 6.58 35 5.368 5.794 6.235 6.132 6.032 5.642 5.816 5.362 4.503 4.412 4.695 4.963 5.70 36 5.366 5.793 6.270 6.164 6.106 5.842 5.835 5.395 4.665 4.546 4.866 5.036 4.93 37 5.364 5.792 6.304 6.196 6.180 6.042 5.855 5.427 4.827 4.680 5.037 5.108 4.27 38 5.288 5.719 6.263 6.182 6.163 5.960 5.762 5.378 4.949 4.785 5.140 5.112 3.70 39 5.158 5.595 6.167 6.135 6.080 5.672 5.589 5.270 5.039 4.868 5.193 5.066 3.20 40 5.028 5.470 6.071 6.088 5.998 5.384 5.415 5.162 5.130 4.952 5.247 5.019 2.77 41 4.857 5.272 5.847 5.804 5.617 5.015 4.984 4.842 5.101 4.971 5.192 4.930 2.40 42 4.682 5.067 5.611 5.496 5.207 4.639 4.528 4.502 5.060 4.984 5.125 4.837 2.08 43 4.490 4.840 5.346 5.145 4.774 4.254 4.078 4.155 4.964 4.953 5.017 4.711 1.80 44 4.247 4.541 4.990 4.659 4.272 3.841 3.647 3.785 4.698 4.781 4.779 4.487 1.56 45 4.004 4.242 4.634 4.172 3.770 3.429 3.216 3.415 4.431 4.609 4.541 4.262 1.35 46 3.730 3.939 4.274 3.710 3.335 3.039 2.859 3.080 4.110 4.367 4.237 3.978 1.17 47 3.433 3.634 3.913 3.266 2.949 2.666 2.555 2.770 3.749 4.074 3.886 3.650 1.01 48 3.135 3.328 3.551 2.822 2.563 2.293 2.252 2.460 3.388 3.781 3.534 3.322 0.88 49 2.864 3.055 3.222 2.509 2.302 2.115 2.050 2.230 3.045 3.439 3.184 2.999 0.76 50 2.596 2.785 2.895 2.209 2.054 1.956 1.858 2.009 2.705 3.093 2.834 2.676 0.66 51 2.344 2.526 2.582 1.935 1.824 1.800 1.678 1.802 2.383 2.753 2.504 2.374 0.57 52 2.146 2.303 2.307 1.745 1.655 1.653 1.535 1.639 2.120 2.432 2.240 2.138 0.49 53 1.948 2.079 2.033 1.554 1.486 1.507 1.393 1.477 1.858 2.112 1.976 1.901 0.43 54 1.790 1.884 1.807 1.389 1.341 1.394 1.267 1.335 1.639 1.851 1.772 1.722 0.37 55 1.661 1.710 1.617 1.244 1.213 1.306 1.154 1.208 1.454 1.634 1.612 1.586 0.32 56 1.533 1.536 1.427 1.098 1.084 1.217 1.040 1.082 1.268 1.417 1.452 1.451 0.28 57 1.453 1.396 1.280 0.983 0.975 1.129 0.937 0.969 1.122 1.270 1.369 1.383 0.24 58 1.378 1.258 1.137 0.870 0.867 1.040 0.834 0.857 0.981 1.130 1.294 1.323 0.21 59 1.319 1.141 1.011 0.767 0.768 0.953 0.738 0.754 0.854 1.007 1.239 1.281 0.18 60 1.313 1.090 0.938 0.692 0.694 0.873 0.662 0.680 0.773 0.937 1.245 1.301 80-90 North P Z JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1013.25 0 0.030 0.029 0.030 0.028 0.017 0.022 0.019 0.023 0.026 0.029 0.032 0.030 877.44 1 0.034 0.035 0.038 0.039 0.032 0.031 0.024 0.030 0.033 0.035 0.037 0.036 759.83 2 0.038 0.039 0.042 0.047 0.047 0.040 0.031 0.039 0.038 0.039 0.040 0.039 657.99 3 0.041 0.041 0.045 0.051 0.054 0.046 0.040 0.045 0.044 0.042 0.042 0.042 569.79 4 0.043 0.044 0.047 0.054 0.060 0.053 0.046 0.050 0.048 0.046 0.045 0.044 493.42 5 0.046 0.046 0.051 0.059 0.063 0.059 0.053 0.055 0.053 0.051 0.048 0.047 427.28 6 0.050 0.050 0.055 0.066 0.070 0.065 0.061 0.058 0.059 0.055 0.051 0.053 370.01 7 0.059 0.056 0.068 0.088 0.093 0.079 0.075 0.069 0.070 0.065 0.058 0.063 320.42 8 0.078 0.080 0.118 0.154 0.151 0.139 0.110 0.095 0.098 0.092 0.071 0.087 277.47 9 0.127 0.137 0.217 0.291 0.304 0.279 0.200 0.170 0.166 0.161 0.117 0.130 240.28 10 0.228 0.250 0.367 0.467 0.486 0.439 0.368 0.296 0.243 0.232 0.196 0.210 208.07 11 0.343 0.394 0.539 0.617 0.607 0.519 0.450 0.359 0.319 0.282 0.270 0.303 180.18 12 0.492 0.555 0.690 0.774 0.670 0.553 0.489 0.395 0.363 0.341 0.367 0.395 156.03 13 0.666 0.773 0.923 0.956 0.757 0.623 0.529 0.466 0.439 0.458 0.483 0.579 135.12 14 0.910 1.031 1.162 1.205 0.870 0.700 0.628 0.597 0.581 0.629 0.671 0.826 117.01 15 1.224 1.319 1.427 1.426 1.105 0.905 0.816 0.772 0.776 0.827 0.951 1.152 101.33 16 1.604 1.649 1.733 1.623 1.372 1.168 1.077 1.041 1.017 1.155 1.280 1.484 87.74 17 1.945 1.995 2.089 1.927 1.679 1.500 1.357 1.345 1.347 1.472 1.574 1.803 75.98 18 2.274 2.400 2.471 2.368 2.100 1.855 1.688 1.712 1.696 1.836 1.919 2.128 65.80 19 2.597 2.769 2.881 2.801 2.538 2.218 2.075 2.054 2.053 2.165 2.201 2.466 56.98 20 2.922 3.053 3.220 3.194 2.874 2.560 2.368 2.350 2.315 2.420 2.506 2.782 49.34 21 3.211 3.263 3.552 3.497 3.232 2.802 2.638 2.614 2.545 2.671 2.823 3.054 42.73 22 3.383 3.496 3.915 3.734 3.536 2.992 2.785 2.865 2.788 2.848 3.096 3.304 37.00 23 3.560 3.694 4.142 3.986 3.781 3.111 2.902 2.953 2.965 3.027 3.341 3.468 32.04 24 3.697 3.935 4.402 4.195 3.967 3.278 2.995 3.028 3.161 3.143 3.477 3.646 27.75 25 3.795 4.160 4.582 4.353 4.115 3.480 3.121 3.005 3.237 3.227 3.538 3.696 24.03 26 3.873 4.335 4.743 4.472 4.204 3.623 3.256 3.019 3.304 3.311 3.612 3.750 20.81 27 4.018 4.488 4.918 4.623 4.280 3.794 3.420 3.097 3.327 3.386 3.639 3.805 18.02 28 4.261 4.648 5.111 4.809 4.378 3.996 3.709 3.363 3.361 3.415 3.638 3.859 15.60 29 4.491 4.837 5.314 5.030 4.497 4.197 4.022 3.654 3.416 3.457 3.621 3.922 13.51 30 4.684 5.007 5.487 5.212 4.662 4.392 4.344 3.922 3.456 3.495 3.668 4.030 11.70 31 4.879 5.164 5.640 5.361 4.871 4.584 4.671 4.176 3.476 3.538 3.763 4.186 10.13 32 5.075 5.321 5.793 5.510 5.081 4.775 4.998 4.429 3.497 3.580 3.858 4.342 8.77 33 5.164 5.462 5.926 5.645 5.310 5.007 5.229 4.642 3.566 3.626 4.001 4.506 7.60 34 5.243 5.600 6.057 5.779 5.542 5.242 5.452 4.850 3.641 3.672 4.148 4.670 6.58 35 5.302 5.709 6.161 5.891 5.746 5.476 5.636 5.024 3.724 3.734 4.308 4.807 5.70 36 5.300 5.724 6.184 5.936 5.868 5.708 5.703 5.090 3.837 3.844 4.506 4.864 4.93 37 5.298 5.739 6.207 5.981 5.989 5.941 5.770 5.156 3.950 3.953 4.703 4.921 4.27 38 5.234 5.659 6.149 5.989 6.039 5.868 5.716 5.162 4.048 4.053 4.847 4.918 3.70 39 5.124 5.510 6.034 5.970 6.036 5.573 5.573 5.123 4.134 4.145 4.951 4.873 3.20 40 5.014 5.360 5.918 5.951 6.033 5.277 5.431 5.084 4.221 4.237 5.055 4.828 2.77 41 4.837 5.146 5.662 5.724 5.684 4.932 4.997 4.821 4.293 4.309 4.999 4.748 2.40 42 4.653 4.926 5.392 5.476 5.301 4.582 4.535 4.537 4.364 4.379 4.927 4.665 2.08 43 4.456 4.685 5.097 5.171 4.878 4.217 4.074 4.229 4.385 4.413 4.816 4.548 1.80 44 4.217 4.380 4.723 4.687 4.330 3.808 3.615 3.846 4.252 4.335 4.585 4.331 1.56 45 3.978 4.076 4.348 4.204 3.782 3.399 3.156 3.464 4.119 4.257 4.354 4.113 1.35 46 3.696 3.765 3.993 3.730 3.309 3.001 2.780 3.094 3.916 4.102 4.064 3.841 1.17 47 3.383 3.451 3.651 3.263 2.890 2.612 2.465 2.734 3.661 3.891 3.729 3.531 1.01 48 3.069 3.136 3.309 2.796 2.472 2.223 2.150 2.374 3.407 3.679 3.394 3.220 0.88 49 2.790 2.886 3.035 2.477 2.214 2.059 1.966 2.120 3.084 3.383 3.058 2.918 0.76 50 2.513 2.642 2.767 2.173 1.972 1.917 1.795 1.877 2.755 3.078 2.721 2.617 0.66 51 2.259 2.413 2.506 1.897 1.752 1.774 1.635 1.659 2.432 2.767 2.407 2.333 0.57 52 2.072 2.232 2.269 1.714 1.602 1.629 1.509 1.518 2.130 2.436 2.162 2.101 0.49 53 1.885 2.051 2.032 1.530 1.451 1.484 1.383 1.377 1.828 2.105 1.918 1.869 0.43 54 1.736 1.880 1.818 1.367 1.317 1.365 1.266 1.251 1.570 1.837 1.728 1.695 0.37 55 1.615 1.717 1.622 1.220 1.194 1.266 1.154 1.136 1.345 1.615 1.578 1.563 0.32 56 1.494 1.554 1.426 1.072 1.072 1.167 1.042 1.021 1.119 1.394 1.428 1.430 0.28 57 1.428 1.416 1.259 0.961 0.961 1.074 0.929 0.916 0.957 1.250 1.347 1.370 0.24 58 1.366 1.281 1.096 0.854 0.851 0.981 0.816 0.812 0.801 1.113 1.273 1.316 0.21 59 1.322 1.167 0.948 0.754 0.749 0.893 0.710 0.716 0.665 0.994 1.222 1.285 0.18 60 1.328 1.121 0.848 0.678 0.672 0.819 0.625 0.643 0.595 0.928 1.243 1.320