1979 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 35.2 61.4 31.9 0.0 29.9 25.7 26.0 33.4 31.0 44.0 48.1 0.0 55 50 39.8 0.0 38.4 26.9 35.4 29.6 44.8 39.7 28.3 47.5 49.1 56.9 50 45 35.9 59.2 41.7 42.8 46.4 49.7 43.2 56.7 40.6 50.5 50.4 46.2 45 40 39.7 37.1 48.2 48.6 45.0 50.2 45.8 40.1 40.5 35.9 42.5 46.7 40 35 42.8 51.0 54.2 54.1 52.7 61.8 48.2 39.3 38.9 43.2 34.7 53.6 35 30 23.3 51.0 47.5 41.3 46.8 45.9 38.9 38.7 38.5 32.6 25.9 41.4 30 25 30.0 36.4 27.4 44.1 44.4 35.3 32.4 33.7 32.7 31.1 30.4 22.8 25 20 0.0 23.5 34.4 40.1 35.7 31.5 21.4 24.4 30.1 29.0 31.0 30.2 20 15 19.7 15.3 31.1 0.0 23.5 0.0 20.9 20.6 23.4 23.3 30.6 31.3 15 10 23.9 20.8 27.5 40.4 23.2 19.2 22.6 19.2 20.2 21.6 23.8 24.7 10 5 22.7 28.0 26.1 28.0 25.0 21.8 22.1 21.8 23.6 21.7 22.6 25.0 5 0 25.2 22.4 21.8 21.0 20.3 18.2 20.5 20.6 20.7 20.1 19.3 21.1 0 -5 22.3 21.9 15.3 18.0 21.3 19.4 20.6 22.2 20.5 25.8 24.5 23.7 -5 -10 18.2 18.1 14.6 18.5 21.2 21.8 21.1 25.8 27.7 29.5 25.6 20.4 -10 -15 19.3 15.3 18.8 21.0 28.1 23.3 28.3 28.2 32.4 31.7 27.4 22.8 -15 -20 23.0 19.5 22.7 23.6 23.8 23.8 22.3 35.7 33.4 35.8 32.7 29.3 -20 -25 26.1 19.4 23.8 23.6 24.4 10.6 24.9 33.6 33.8 44.0 26.6 31.6 -25 -30 21.4 22.6 26.2 26.2 25.8 16.0 16.8 26.3 33.9 31.9 25.0 33.7 -30 -35 20.3 25.1 30.2 28.1 28.0 32.8 20.6 32.4 30.2 28.5 35.6 37.6 -35 -40 24.0 24.9 30.5 21.7 29.6 39.8 21.9 33.1 27.6 18.4 33.4 32.9 -40 -45 15.5 19.0 17.1 16.2 44.1 20.6 19.8 0.0 15.0 36.9 24.8 29.5 -45 -50 21.6 14.2 0.0 13.4 43.0 0.0 0.0 0.0 20.0 0.0 0.0 34.4 1980 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 29.6 42.2 60.0 47.2 45.9 30.9 30.1 29.3 39.7 46.1 40.3 35.6 55 50 41.4 44.4 46.5 20.3 55.7 61.0 38.7 39.7 55.9 54.0 54.7 30.3 50 45 35.5 43.3 37.4 51.3 32.6 49.4 34.0 33.6 48.5 51.3 45.6 40.7 45 40 41.2 43.1 41.1 49.5 57.0 44.6 38.3 39.0 49.1 38.9 46.6 40.6 40 35 46.4 55.0 52.2 55.8 61.8 59.4 52.5 47.1 45.6 40.7 36.3 46.6 35 30 38.0 22.8 36.6 53.3 54.5 52.5 42.0 43.1 39.4 36.7 26.8 39.0 30 25 27.8 16.8 28.4 52.4 34.0 28.9 27.5 28.5 30.4 36.1 32.1 31.8 25 20 24.5 21.3 0.0 52.3 20.7 15.5 22.4 23.6 25.9 33.9 34.1 27.2 20 15 16.1 39.6 16.5 53.6 25.9 15.8 20.1 19.1 20.1 28.7 24.0 24.2 15 10 22.7 28.7 27.3 33.3 26.8 22.0 21.2 20.4 19.3 24.6 23.0 22.7 10 5 27.6 24.1 24.1 25.7 23.7 23.3 20.2 20.2 17.9 21.7 24.5 23.8 5 0 23.7 22.9 20.6 21.6 21.4 21.4 20.5 22.5 21.6 21.5 20.3 20.6 0 -5 19.5 17.8 16.3 17.5 18.5 22.0 20.0 26.9 23.0 22.2 23.4 22.0 -5 -10 20.1 16.5 17.8 20.4 21.3 19.5 21.5 27.9 28.9 25.4 25.2 21.9 -10 -15 22.5 16.2 19.9 21.8 25.5 24.5 28.3 26.7 28.4 29.4 25.7 22.2 -15 -20 23.7 18.2 23.9 28.9 27.6 24.7 21.1 29.9 31.5 30.6 29.3 25.7 -20 -25 27.5 24.5 25.6 24.1 28.5 33.4 24.1 29.6 39.8 28.0 35.6 29.7 -25 -30 29.7 25.9 31.1 36.0 32.2 26.3 29.9 32.5 34.2 27.5 28.9 34.6 -30 -35 23.1 30.2 28.7 34.0 34.4 47.0 43.8 28.6 31.8 36.4 29.0 25.3 -35 -40 30.4 33.2 30.6 18.1 23.0 42.2 34.7 23.2 10.5 32.2 37.8 19.2 -40 -45 29.4 32.7 14.2 24.4 22.6 24.9 0.0 39.8 7.2 21.5 35.7 8.8 -45 -50 22.1 29.0 13.7 24.7 0.0 0.0 0.0 0.0 0.0 16.7 37.1 17.5 1981 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 47.7 39.3 27.1 27.6 0.0 24.0 30.7 30.2 39.7 46.6 51.0 0.0 55 50 41.6 34.9 45.7 52.0 0.0 25.6 51.4 50.0 46.4 42.8 52.5 0.0 50 45 38.0 46.9 39.7 56.3 45.6 55.0 42.9 51.2 44.0 37.6 47.5 50.7 45 40 45.1 42.5 40.7 46.4 49.9 56.4 51.1 46.8 49.4 38.4 45.8 55.6 40 35 54.7 54.5 57.3 52.9 52.9 46.5 40.7 44.0 43.7 38.5 39.3 44.0 35 30 37.3 35.0 43.5 52.9 46.1 44.2 35.9 39.7 38.4 38.4 28.7 35.0 30 25 18.3 25.0 32.5 40.5 39.8 32.2 32.6 31.3 32.3 35.0 24.8 27.6 25 20 21.0 19.6 41.5 24.3 35.2 26.1 26.8 28.4 27.8 26.6 31.4 35.4 20 15 0.0 18.0 51.6 34.3 27.4 27.7 20.2 24.1 20.0 28.4 29.3 28.8 15 10 27.4 23.1 0.0 36.1 29.7 23.2 20.4 19.8 21.7 22.4 26.3 26.9 10 5 25.7 23.8 23.2 23.8 24.0 23.1 21.0 20.2 23.5 21.6 22.8 26.3 5 0 24.6 23.0 19.9 20.0 20.4 20.2 19.5 19.4 24.2 20.0 20.2 19.0 0 -5 21.2 17.9 18.4 16.4 18.0 21.4 22.1 21.5 26.2 24.5 22.3 24.3 -5 -10 19.2 12.1 16.5 19.0 21.4 23.0 26.6 24.8 29.8 26.3 23.3 25.0 -10 -15 20.0 16.3 16.1 22.4 22.5 24.5 27.1 28.6 31.5 30.1 24.3 26.5 -15 -20 24.1 18.8 19.8 21.9 23.5 26.4 27.3 27.9 25.7 30.1 27.5 25.4 -20 -25 25.0 22.2 21.9 24.7 27.3 23.0 24.8 16.8 24.2 31.9 30.2 28.7 -25 -30 28.7 26.9 23.4 24.4 27.5 23.7 27.0 34.8 33.0 36.7 31.1 30.9 -30 -35 28.2 26.3 27.7 24.0 25.8 37.0 22.7 28.9 38.9 31.9 29.8 33.6 -35 -40 31.6 24.9 24.2 24.9 25.5 36.3 29.3 26.3 39.8 21.1 25.2 30.3 -40 -45 22.1 32.2 24.2 12.9 16.8 23.2 0.0 26.1 17.0 12.2 21.4 38.0 -45 -50 21.8 42.3 36.6 12.2 0.0 0.0 0.0 0.0 0.0 18.2 32.5 32.6 1982 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 35.2 36.2 49.1 43.2 36.2 20.5 29.7 56.5 56.7 35.2 40.7 0.0 55 50 46.5 31.4 39.4 22.1 47.7 33.3 31.1 51.9 41.9 26.5 47.2 0.0 50 45 39.2 34.8 34.6 0.0 51.9 28.2 35.8 47.5 44.9 21.6 45.2 56.5 45 40 28.6 38.9 41.3 42.5 53.7 34.4 49.0 47.5 44.4 30.2 43.5 54.5 40 35 42.3 51.5 49.8 32.1 59.7 43.6 54.2 41.4 43.1 29.3 33.3 37.2 35 30 28.4 43.6 50.6 53.9 39.7 47.1 44.4 41.4 38.2 33.2 29.9 28.5 30 25 24.4 32.4 40.9 40.7 38.3 34.6 35.3 31.8 29.9 32.0 34.7 28.4 25 20 33.4 21.9 30.7 33.3 43.5 26.6 22.4 25.2 24.4 29.3 35.6 44.3 20 15 25.7 19.6 26.9 38.2 27.0 16.0 20.7 20.0 22.2 24.9 26.4 44.9 15 10 28.1 28.0 27.7 31.0 25.9 22.0 17.7 19.2 13.7 14.4 28.4 22.1 10 5 28.3 25.0 24.6 26.1 24.5 22.9 17.4 18.8 14.0 14.8 22.4 21.3 5 0 21.4 21.7 19.9 19.2 18.2 19.0 18.9 18.6 20.8 19.4 17.9 22.3 0 -5 21.8 19.3 18.5 18.5 19.8 23.5 19.0 21.0 20.1 18.3 18.3 22.5 -5 -10 21.3 17.6 16.3 17.1 24.3 22.4 24.4 29.9 28.7 27.1 26.8 23.1 -10 -15 22.1 18.5 20.3 22.7 25.9 26.2 28.5 33.7 34.7 30.5 30.1 25.7 -15 -20 25.0 21.1 21.8 25.3 24.2 24.1 27.6 0.0 42.9 40.2 36.1 30.8 -20 -25 26.8 20.5 20.6 30.7 23.2 26.0 20.7 24.8 29.0 28.1 32.4 32.1 -25 -30 27.9 29.0 24.9 29.9 28.8 23.1 16.2 25.6 26.5 30.8 27.8 27.4 -30 -35 27.1 32.0 31.2 24.0 37.2 30.2 15.3 28.5 21.9 29.6 26.2 30.4 -35 -40 32.4 31.7 29.3 32.2 35.3 36.3 15.9 30.1 28.6 30.7 7.5 22.7 -40 -45 35.0 18.1 28.5 22.9 26.0 0.0 0.0 24.1 9.2 16.7 24.3 17.7 -45 -50 23.0 27.3 39.8 0.0 0.0 0.0 0.0 0.0 12.7 16.8 31.2 27.0 1983 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 0.0 0.0 0.0 43.0 0.0 0.0 30.6 18.8 43.4 53.4 43.0 0.0 55 50 0.0 0.0 41.2 49.5 50.7 20.2 44.2 41.6 44.5 49.8 41.9 34.8 50 45 42.8 48.2 39.1 23.7 44.8 31.6 46.3 54.4 41.1 43.2 45.2 45.4 45 40 52.8 48.6 39.6 65.7 11.9 52.7 50.4 45.0 47.4 30.9 52.4 49.4 40 35 45.7 46.2 43.7 46.1 31.2 37.6 52.4 49.2 45.7 29.8 41.6 52.6 35 30 23.0 39.8 35.4 39.3 39.7 44.4 37.4 40.2 42.4 36.4 31.3 35.9 30 25 17.6 23.6 34.5 50.2 40.4 36.4 27.7 35.6 28.2 27.6 35.3 27.3 25 20 0.0 23.5 39.9 44.6 34.0 26.7 18.2 24.4 19.7 33.7 37.8 33.4 20 15 0.0 0.0 0.0 0.0 15.5 13.2 20.5 18.9 19.2 29.6 33.6 26.0 15 10 0.0 0.0 0.0 0.0 0.0 16.9 21.0 19.6 16.9 20.9 24.1 22.6 10 5 17.1 16.5 0.0 19.5 21.6 20.6 20.2 18.2 18.7 19.7 23.0 23.8 5 0 21.8 21.9 17.1 20.5 21.3 19.7 18.9 18.0 18.8 18.4 17.6 18.2 0 -5 22.0 16.6 16.8 18.6 20.1 23.7 21.1 20.9 20.1 19.2 21.2 14.4 -5 -10 20.3 16.5 17.8 19.1 21.6 23.1 23.7 23.7 26.1 24.9 22.8 21.2 -10 -15 22.2 18.4 20.0 22.9 23.9 28.2 23.8 0.0 28.9 29.7 25.8 24.9 -15 -20 24.0 19.3 22.9 24.2 25.3 0.0 0.0 22.6 33.5 34.6 30.7 29.1 -20 -25 27.3 23.0 25.3 27.1 28.1 21.4 26.3 30.6 36.3 36.6 27.9 32.6 -25 -30 21.6 27.3 25.7 28.2 30.4 12.3 22.3 32.5 19.3 43.1 31.8 26.3 -30 -35 13.1 29.3 26.1 24.6 30.2 32.6 24.1 36.5 22.1 16.8 36.8 25.6 -35 -40 20.0 28.6 31.4 29.2 20.5 16.4 49.7 32.5 26.3 27.4 36.8 24.8 -40 -45 22.1 30.7 25.5 22.9 15.6 0.0 0.0 0.0 19.0 0.0 17.4 18.0 -45 -50 28.0 37.2 22.8 8.2 0.0 0.0 0.0 0.0 15.6 0.0 0.0 24.5 1984 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 47.1 52.0 42.5 11.4 0.0 20.4 47.1 46.1 34.7 43.5 15.6 0.0 55 50 34.6 46.5 46.7 50.0 0.0 44.2 42.2 52.2 41.7 48.1 54.0 39.6 50 45 40.0 50.1 45.0 43.9 40.7 41.9 35.7 42.4 39.1 54.8 33.5 40.7 45 40 37.1 41.3 35.8 46.6 46.6 44.8 42.3 50.0 36.1 40.5 48.7 37.4 40 35 42.6 42.5 30.8 49.7 40.6 50.9 45.2 45.5 40.2 42.3 33.4 42.1 35 30 44.9 37.2 42.5 46.8 44.2 43.9 38.1 39.0 37.0 41.3 22.4 35.4 30 25 32.9 26.7 30.5 56.8 45.5 27.9 30.7 30.7 32.6 38.8 34.6 36.0 25 20 22.0 27.2 44.4 45.3 41.2 29.8 26.6 24.2 29.2 34.3 33.9 25.1 20 15 22.5 0.0 0.0 33.5 21.0 20.8 21.9 19.5 22.6 24.8 30.8 37.0 15 10 24.5 26.7 31.0 35.1 23.3 23.4 17.2 17.6 19.3 22.5 23.9 26.4 10 5 27.5 25.3 23.6 28.4 25.4 22.3 19.1 19.9 20.0 20.3 26.2 26.9 5 0 21.5 20.7 21.1 20.4 16.3 18.4 17.4 22.6 23.1 21.4 19.5 22.7 0 -5 15.6 14.4 15.4 18.4 20.4 18.8 23.6 23.0 25.2 22.0 23.8 26.3 -5 -10 20.4 13.3 15.1 18.3 22.2 23.7 25.7 26.2 29.4 30.7 26.3 27.9 -10 -15 19.6 17.2 18.3 20.9 21.4 31.7 30.0 28.7 31.9 32.9 28.3 24.2 -15 -20 21.3 20.1 19.7 25.1 25.7 33.5 22.7 26.4 33.6 29.5 30.5 28.4 -20 -25 24.7 24.2 25.9 25.7 28.0 27.0 24.3 23.3 37.5 41.8 35.5 27.2 -25 -30 26.5 29.2 25.1 33.1 32.3 22.9 29.9 30.3 24.7 30.9 26.3 27.3 -30 -35 28.6 33.7 28.6 31.8 32.0 19.6 20.5 7.9 39.6 33.5 33.9 29.9 -35 -40 18.5 20.7 25.2 29.4 44.4 15.9 27.8 41.7 34.1 31.8 16.6 21.2 -40 -45 20.0 28.9 24.2 10.6 0.0 0.0 0.0 10.2 0.0 23.7 33.2 17.5 -45 -50 13.3 15.9 18.9 13.7 0.0 0.0 0.0 0.0 0.0 0.0 24.9 27.0 1985 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 0.0 35.9 40.9 40.1 29.1 33.5 30.7 47.3 37.4 57.2 28.7 0.0 55 50 33.5 33.0 52.2 55.0 22.5 42.7 57.5 50.3 36.9 28.3 23.8 52.2 50 45 24.5 28.5 39.7 45.8 30.0 48.9 55.6 52.5 36.7 40.6 37.1 37.4 45 40 35.9 25.4 53.9 34.1 0.0 39.3 27.5 49.5 49.5 32.5 44.0 51.0 40 35 45.5 43.0 36.2 43.5 47.7 53.1 39.2 42.7 42.8 33.7 32.5 38.2 35 30 23.6 40.8 40.6 37.0 47.6 46.6 42.8 36.0 41.3 37.4 32.1 36.2 30 25 25.0 39.3 45.5 46.8 40.5 36.7 33.2 30.9 25.1 35.2 38.9 30.5 25 20 25.6 37.1 50.0 46.4 48.9 28.7 22.7 27.9 28.4 34.3 38.8 24.2 20 15 29.9 32.0 29.6 38.9 31.9 27.3 21.7 20.3 21.3 24.0 34.0 25.1 15 10 28.8 20.6 23.9 33.0 25.1 22.3 20.0 17.9 20.8 19.8 26.1 24.0 10 5 26.7 29.2 20.4 25.8 22.5 19.6 18.7 18.8 19.8 20.6 24.7 26.4 5 0 26.2 25.5 17.6 20.6 18.7 17.9 19.2 19.1 21.1 18.7 22.1 21.5 0 -5 20.4 18.2 19.2 16.4 20.0 22.2 19.7 24.1 24.0 22.3 23.6 23.4 -5 -10 20.9 15.2 19.0 18.2 22.0 27.0 25.0 26.2 26.3 26.1 27.4 26.7 -10 -15 21.5 17.7 19.4 19.6 26.1 32.6 28.4 27.2 32.0 29.3 28.1 26.6 -15 -20 24.9 20.2 25.1 24.4 26.3 32.6 33.6 0.0 31.3 31.0 32.9 28.2 -20 -25 23.7 22.7 24.7 25.3 22.6 28.8 28.8 21.0 32.0 28.6 28.9 28.7 -25 -30 28.7 27.8 26.4 27.5 24.7 32.5 22.6 25.4 24.8 34.4 30.7 29.6 -30 -35 31.1 28.7 29.0 29.4 32.6 25.8 22.9 23.7 24.2 30.9 33.7 28.6 -35 -40 30.5 33.8 26.7 22.0 30.3 38.0 25.2 19.3 21.7 20.6 24.7 26.6 -40 -45 25.5 24.6 21.3 35.7 0.0 0.0 0.0 0.0 0.0 23.0 0.0 20.7 -45 -50 19.2 14.0 23.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1986 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 0.0 36.0 57.3 19.2 6.9 17.9 47.0 44.1 43.8 34.8 45.5 0.0 55 50 36.3 51.3 27.4 52.3 55.1 0.0 34.9 44.0 18.3 29.9 39.7 44.2 50 45 43.0 38.0 41.4 0.0 30.4 49.7 26.1 40.1 44.6 42.3 38.5 45.1 45 40 54.1 56.5 39.8 40.7 47.4 62.4 25.5 36.9 39.2 45.9 45.8 47.2 40 35 41.3 40.5 45.7 44.7 52.9 51.9 40.7 42.3 48.5 40.9 32.7 37.8 35 30 33.1 31.3 42.1 59.6 54.2 51.6 34.9 39.6 43.0 41.6 30.5 23.5 30 25 18.3 31.3 34.0 43.5 48.7 41.9 31.6 34.7 33.0 31.5 22.4 11.8 25 20 19.5 38.1 28.3 34.8 46.2 37.4 26.0 28.0 27.0 34.1 25.2 22.8 20 15 0.0 42.5 32.8 26.6 35.3 26.3 23.6 22.5 22.8 26.3 25.2 31.0 15 10 24.1 30.6 28.5 32.3 29.6 24.0 22.2 20.2 18.9 22.5 25.1 26.5 10 5 25.3 24.3 25.6 25.2 25.3 20.8 18.2 18.1 20.7 22.2 24.6 24.8 5 0 22.6 24.0 21.8 18.6 18.5 18.2 18.4 17.5 22.2 19.4 19.5 21.0 0 -5 20.6 19.6 19.1 19.2 19.7 19.3 22.1 20.8 24.2 22.7 20.3 22.7 -5 -10 19.8 17.6 17.8 19.2 22.6 24.2 26.0 24.0 25.5 28.2 23.3 21.6 -10 -15 20.4 20.2 18.6 21.9 25.8 23.9 26.7 28.0 29.8 33.7 26.6 26.5 -15 -20 24.4 21.0 21.2 22.8 28.6 29.8 20.8 40.2 32.0 39.8 34.6 28.1 -20 -25 20.5 25.9 24.8 22.9 29.7 16.2 30.0 43.1 20.4 34.9 32.8 30.9 -25 -30 27.9 26.3 27.7 22.9 26.7 21.4 28.6 44.6 32.4 29.5 31.8 25.0 -30 -35 27.4 30.0 31.2 26.3 42.5 21.5 35.2 33.2 39.7 39.9 29.1 29.3 -35 -40 24.7 31.1 24.6 21.7 17.7 32.0 27.8 13.4 17.6 33.6 38.1 27.7 -40 -45 0.0 17.3 36.0 0.0 41.3 0.0 38.2 32.2 0.0 25.8 25.7 9.0 -45 -50 15.4 27.2 24.2 14.2 0.0 0.0 0.0 0.0 0.0 28.9 0.0 12.9 1987 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 45.2 26.9 37.0 24.2 36.2 44.7 25.1 38.1 57.0 43.6 46.7 0.0 55 50 52.1 41.5 32.9 56.3 55.0 46.8 40.4 39.2 36.4 42.4 48.1 45.9 50 45 43.4 38.7 39.7 24.4 0.0 52.3 50.3 53.2 28.7 46.4 50.8 47.3 45 40 50.2 40.5 41.4 35.3 55.0 48.8 52.4 54.7 31.0 40.8 48.4 52.6 40 35 45.2 41.5 38.6 36.2 64.6 56.7 50.5 47.1 34.5 37.7 38.8 38.9 35 30 38.5 14.5 36.4 31.8 58.3 44.3 37.1 36.2 33.5 35.1 40.3 27.1 30 25 29.6 11.1 35.0 29.2 44.9 37.6 28.8 33.0 33.9 32.1 31.4 27.6 25 20 16.5 12.5 27.6 29.2 42.3 29.9 25.3 24.8 27.6 36.7 35.3 28.3 20 15 15.0 21.0 0.0 0.0 32.0 16.9 25.7 18.7 21.9 30.2 33.2 32.7 15 10 22.1 17.2 28.8 35.0 30.1 26.5 19.8 18.0 17.6 25.2 26.0 25.7 10 5 26.2 23.2 27.3 25.7 25.5 21.9 21.1 21.8 18.2 23.0 25.1 24.4 5 0 23.8 23.3 22.0 23.2 24.2 22.8 22.0 23.0 21.8 21.5 21.8 21.7 0 -5 24.7 18.5 17.0 18.7 22.1 21.3 24.0 24.0 22.9 22.0 20.1 22.3 -5 -10 24.1 15.5 18.2 22.7 21.7 23.1 28.1 27.8 28.4 33.0 26.5 24.7 -10 -15 20.3 18.0 18.6 26.2 23.1 25.5 25.8 29.3 30.0 38.4 27.1 26.9 -15 -20 23.4 19.8 21.8 27.2 27.4 21.8 0.0 35.3 0.0 34.9 29.4 28.6 -20 -25 27.1 25.9 23.8 27.8 27.7 25.9 16.5 28.9 33.2 28.6 29.8 28.5 -25 -30 29.2 25.9 27.6 31.3 25.4 16.6 19.2 24.8 44.6 34.3 33.4 34.8 -30 -35 34.7 37.5 32.4 28.7 27.9 27.7 18.2 26.5 24.0 28.1 35.5 26.5 -35 -40 23.6 30.3 29.7 19.2 26.5 0.0 31.7 26.9 24.4 38.3 33.8 21.0 -40 -45 32.8 20.3 20.5 0.0 9.0 0.0 0.0 14.2 11.9 17.3 35.7 27.2 -45 -50 18.4 27.5 0.0 0.0 20.3 0.0 0.0 0.0 34.3 0.0 22.4 25.8 1988 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 34.3 30.8 45.6 47.4 0.0 44.1 22.7 40.9 24.6 51.3 43.3 36.0 55 50 40.7 46.1 26.2 51.2 53.2 24.6 41.4 43.7 44.8 28.4 52.4 52.9 50 45 38.3 38.1 30.9 48.3 33.8 33.1 55.5 52.0 47.6 50.9 48.7 34.4 45 40 46.5 42.8 45.7 49.0 38.8 43.9 43.6 32.8 44.3 46.7 39.8 45.1 40 35 52.2 44.3 53.7 39.5 52.6 55.3 43.8 41.1 38.0 41.5 32.4 37.9 35 30 32.5 33.2 45.6 46.5 57.7 47.0 43.7 44.4 39.2 37.3 34.4 32.7 30 25 24.0 29.2 34.4 38.6 48.5 32.7 28.9 29.7 34.9 37.5 31.8 26.5 25 20 28.0 0.0 25.9 43.4 43.1 26.4 28.5 22.2 29.1 35.7 34.6 32.4 20 15 26.9 17.8 0.0 28.2 19.6 22.0 23.6 19.8 24.4 27.5 28.5 32.9 15 10 27.6 22.7 15.8 27.0 24.5 23.5 22.5 20.3 20.0 23.0 24.1 22.2 10 5 27.1 22.5 21.1 23.5 26.0 20.9 21.4 19.8 19.1 21.9 21.4 20.3 5 0 25.3 23.1 20.2 18.0 20.3 18.0 22.3 21.6 19.9 19.0 18.9 19.9 0 -5 20.4 18.9 16.8 20.0 21.9 24.0 21.7 25.5 30.0 19.6 23.5 21.6 -5 -10 19.9 15.6 16.2 21.0 23.6 25.0 25.2 30.6 30.8 28.1 24.0 23.8 -10 -15 19.4 18.0 18.4 23.2 26.1 28.2 25.9 32.4 33.9 30.6 24.5 23.0 -15 -20 19.7 20.6 20.8 26.0 26.3 28.7 22.2 28.2 37.2 35.5 26.1 27.9 -20 -25 25.7 24.6 24.9 28.1 27.6 30.8 23.7 27.2 37.1 30.5 31.6 31.5 -25 -30 29.3 26.5 24.2 29.5 26.1 25.0 15.3 33.4 32.6 33.9 32.7 26.7 -30 -35 32.7 30.8 26.4 31.6 30.1 28.1 26.9 44.3 32.4 30.4 27.3 32.8 -35 -40 32.3 26.7 34.0 34.7 35.0 39.3 22.9 26.5 30.0 13.4 22.1 33.0 -40 -45 26.3 15.5 20.4 26.9 33.5 21.4 43.6 25.6 37.2 23.7 17.3 41.0 -45 -50 26.2 15.2 16.1 0.0 0.0 0.0 0.0 0.0 32.1 32.1 18.0 30.8 1989 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 46.5 32.1 26.4 15.5 8.7 19.1 33.5 37.7 43.2 33.5 43.1 51.3 55 50 34.6 36.0 33.3 41.0 32.5 43.1 43.9 39.4 43.7 40.8 45.2 49.1 50 45 53.9 37.6 40.3 44.9 0.0 34.7 48.2 43.8 32.9 29.2 50.7 50.2 45 40 49.6 41.7 44.0 42.2 42.5 35.3 52.0 47.3 45.3 36.3 43.9 37.3 40 35 45.7 55.6 40.8 45.1 50.2 47.4 43.8 46.1 50.1 37.5 31.0 37.9 35 30 36.7 29.8 34.2 43.0 54.7 49.7 40.0 44.7 44.8 41.1 28.3 32.4 30 25 33.3 26.9 41.3 47.2 44.7 34.2 31.1 32.7 33.1 32.4 30.1 28.1 25 20 27.2 20.4 37.5 42.3 33.4 33.0 28.0 24.8 28.7 28.1 22.5 20.8 20 15 32.5 31.8 33.6 38.9 33.1 29.3 27.5 20.4 25.4 26.8 30.0 28.1 15 10 27.2 24.5 30.2 37.6 28.0 25.8 24.0 19.7 21.1 22.8 26.3 27.8 10 5 24.5 22.8 23.3 27.6 26.2 23.4 21.3 23.0 20.0 23.2 24.0 25.4 5 0 22.1 19.2 23.3 19.7 19.4 17.3 17.7 23.8 24.5 23.9 21.2 22.3 0 -5 21.1 19.3 16.9 19.2 20.5 22.5 24.3 25.7 27.8 25.2 24.0 26.7 -5 -10 20.6 14.3 17.2 19.7 20.5 23.0 25.8 25.3 28.1 30.0 26.2 27.0 -10 -15 23.1 17.7 18.8 21.5 26.2 28.1 29.7 28.9 33.7 34.2 29.0 27.4 -15 -20 19.9 18.5 22.1 26.1 30.1 25.3 31.5 23.4 33.3 33.5 34.9 29.8 -20 -25 24.5 26.6 25.0 31.7 23.5 21.5 24.6 23.1 37.0 37.9 29.7 28.2 -25 -30 27.3 27.8 23.8 30.8 26.9 26.0 25.9 32.0 38.7 36.6 31.8 30.0 -30 -35 30.8 28.6 29.4 27.2 23.5 20.5 26.9 38.8 31.9 27.7 33.1 28.6 -35 -40 26.3 21.7 31.8 24.6 29.6 24.3 23.2 31.9 29.8 31.7 25.3 23.4 -40 -45 20.6 31.4 30.8 16.5 32.2 30.3 0.0 0.0 14.8 28.0 0.0 29.0 -45 -50 19.0 34.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 40.0 24.6 1990 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 44.8 49.4 49.6 27.9 51.6 28.9 34.6 38.6 35.9 33.9 43.1 33.8 55 50 41.4 38.8 39.5 29.3 22.6 29.4 47.0 50.9 40.9 43.9 51.0 44.5 50 45 42.4 36.1 47.7 0.0 35.5 47.1 54.8 53.4 37.8 45.6 46.5 52.7 45 40 49.8 36.4 49.3 50.0 56.2 44.4 48.5 55.0 50.3 37.4 47.3 37.6 40 35 41.3 45.1 46.4 47.9 41.1 47.9 46.3 45.2 39.1 41.1 39.4 27.6 35 30 25.4 44.9 35.5 51.5 49.7 44.3 43.2 36.4 40.5 40.8 36.7 17.3 30 25 25.5 27.7 39.9 35.1 32.7 31.7 34.4 32.0 33.1 35.0 33.1 18.8 25 20 24.8 28.5 29.7 30.8 40.1 36.7 26.2 26.8 29.7 29.0 35.3 19.7 20 15 27.4 23.4 22.1 42.3 36.5 27.4 25.1 25.3 24.4 23.9 28.1 22.3 15 10 31.5 31.9 30.3 33.2 25.4 22.3 21.0 21.1 17.2 21.2 23.6 25.5 10 5 30.0 27.1 28.5 25.7 27.1 22.1 23.4 19.8 19.5 21.2 24.4 27.8 5 0 25.8 27.0 25.1 25.1 22.8 19.1 21.9 22.0 20.3 22.4 19.2 21.3 0 -5 24.2 22.2 19.8 20.1 19.5 21.2 24.7 25.1 23.0 22.9 23.8 23.8 -5 -10 20.8 22.1 20.7 22.0 25.1 25.6 30.7 26.4 30.0 27.8 23.3 20.9 -10 -15 21.3 19.1 23.1 21.8 26.2 31.3 31.1 29.4 33.9 31.0 24.9 25.9 -15 -20 21.0 19.5 25.3 26.8 24.3 31.0 33.4 24.7 29.1 31.4 30.4 26.1 -20 -25 20.9 20.0 26.5 26.4 24.4 26.5 18.0 27.1 35.9 31.3 37.5 29.3 -25 -30 18.1 26.6 25.3 31.6 19.6 23.6 23.4 24.8 38.3 34.2 32.6 26.1 -30 -35 25.6 27.9 27.8 35.3 17.6 16.4 37.6 13.6 24.3 33.1 28.1 25.2 -35 -40 26.2 29.2 24.7 32.7 34.2 38.9 32.9 24.2 14.1 15.0 24.0 23.4 -40 -45 16.7 35.8 31.2 24.4 27.4 0.0 37.1 0.0 19.2 26.5 16.2 20.9 -45 -50 16.2 0.0 24.2 15.6 31.4 0.0 56.2 10.6 0.0 0.0 23.6 30.5 1991 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 46.5 24.3 37.7 27.8 0.0 17.6 9.5 31.8 42.9 50.4 50.8 0.0 55 50 40.2 35.9 37.6 46.8 35.3 26.8 34.9 37.5 31.6 45.7 45.3 0.0 50 45 35.1 44.1 41.2 57.4 53.2 35.8 52.8 39.8 45.6 46.2 45.8 48.2 45 40 34.3 36.5 32.5 65.7 39.8 52.7 56.1 47.0 43.8 36.7 45.3 39.5 40 35 47.0 49.6 45.2 47.4 62.1 51.0 54.2 50.0 38.8 30.5 41.0 32.9 35 30 43.1 30.7 30.0 62.9 64.9 52.7 41.6 43.1 40.0 43.2 29.6 22.0 30 25 22.7 30.8 37.4 54.5 39.9 40.0 30.1 36.0 28.4 33.2 37.6 27.9 25 20 20.2 26.8 30.8 51.3 37.1 35.8 26.6 27.6 24.0 26.6 32.6 23.8 20 15 18.5 19.3 20.0 0.0 30.7 20.2 22.6 22.1 22.4 22.9 27.0 27.8 15 10 22.9 22.0 31.3 32.4 34.7 24.4 19.7 19.4 16.6 20.3 24.8 23.0 10 5 27.1 23.5 27.5 27.2 26.3 24.3 18.8 19.6 19.5 22.3 23.4 23.9 5 0 24.4 24.3 20.0 20.1 19.8 20.2 16.0 13.0 14.9 16.2 15.0 21.6 0 -5 21.7 17.8 20.1 18.8 17.7 22.4 14.3 16.3 13.8 17.7 17.7 19.7 -5 -10 19.9 16.3 16.6 18.9 22.4 23.3 21.5 18.4 20.0 22.9 23.6 22.4 -10 -15 19.5 18.6 19.9 21.6 27.7 32.1 24.8 24.3 21.3 28.7 27.8 22.0 -15 -20 22.3 21.5 20.7 24.1 29.6 33.7 25.0 23.1 29.0 38.7 31.2 25.3 -20 -25 24.7 22.9 22.1 32.3 26.1 22.2 29.7 29.4 23.8 34.4 30.8 29.1 -25 -30 27.4 26.0 27.9 30.3 24.0 19.1 24.1 30.7 36.7 33.3 40.6 27.8 -30 -35 23.6 25.7 29.8 31.7 22.3 27.5 24.3 30.0 31.4 32.7 31.7 32.9 -35 -40 26.1 32.1 34.1 11.4 23.9 18.0 26.4 6.8 38.5 34.1 45.1 30.2 -40 -45 21.3 35.8 20.5 13.7 12.9 31.5 0.0 22.2 40.7 38.1 26.5 26.4 -45 -50 23.1 29.1 19.6 0.0 0.0 0.0 0.0 22.2 0.0 14.8 0.0 0.0 1992 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 0.0 47.2 46.9 36.9 35.6 21.0 34.4 36.0 44.7 42.1 0.0 0.0 55 50 0.0 29.5 46.5 59.7 31.7 27.4 27.7 44.8 48.2 47.7 48.9 49.7 50 45 46.2 56.1 37.3 39.5 29.0 38.1 36.0 40.6 43.8 39.1 48.3 33.1 45 40 50.5 48.9 41.3 41.6 28.1 41.4 47.3 48.4 38.7 33.5 41.4 33.7 40 35 34.6 39.5 37.9 26.0 40.9 43.9 46.1 40.9 35.0 39.0 30.8 38.8 35 30 26.5 34.6 35.8 51.5 44.7 44.4 40.8 38.4 41.5 33.4 24.0 31.2 30 25 30.4 24.7 34.0 57.6 40.8 36.8 30.2 34.1 35.8 32.6 28.5 24.6 25 20 25.7 21.3 0.0 49.0 38.1 34.4 25.8 26.7 31.9 27.9 30.6 22.8 20 15 28.9 0.0 0.0 0.0 32.5 23.0 23.8 22.7 23.5 29.7 29.1 27.6 15 10 21.3 35.6 0.0 32.8 35.0 23.0 20.3 20.2 17.0 24.6 27.2 24.1 10 5 25.5 25.1 22.8 24.0 25.4 23.6 20.0 20.8 19.6 21.6 24.3 25.0 5 0 24.0 23.6 21.3 21.4 20.9 19.4 20.2 21.5 20.1 20.7 18.4 21.8 0 -5 21.1 20.0 17.0 20.1 18.4 21.2 23.4 24.5 25.1 23.7 21.7 23.6 -5 -10 21.6 19.3 13.1 20.6 23.1 22.3 26.0 26.0 30.3 29.2 24.2 22.4 -10 -15 20.0 20.5 17.8 21.6 24.6 27.4 26.9 34.8 34.7 29.5 26.7 25.6 -15 -20 21.1 21.5 23.8 23.1 23.7 22.3 37.6 31.4 27.5 33.6 30.3 27.1 -20 -25 25.7 25.4 26.0 24.2 21.1 29.3 23.0 25.5 17.8 29.2 29.6 33.4 -25 -30 24.9 23.8 29.2 32.4 25.8 25.3 12.2 29.6 33.8 37.3 29.4 28.4 -30 -35 19.9 29.5 19.0 25.7 33.3 35.2 14.5 26.1 34.9 34.8 32.2 24.7 -35 -40 19.4 25.1 29.4 28.0 33.5 43.6 0.0 23.6 33.8 22.5 28.2 18.9 -40 -45 22.2 22.4 16.2 21.2 41.5 0.0 0.0 42.8 40.9 38.3 24.8 11.1 -45 -50 13.4 21.0 18.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21.2 1993 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 39.4 44.3 37.1 36.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 55 50 37.5 47.3 36.2 39.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 50 45 48.3 42.7 40.9 46.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 45 40 43.5 45.8 55.1 40.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 40 35 36.1 39.4 45.9 56.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 35 30 27.6 19.4 35.9 46.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 25 22.1 16.7 24.8 39.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 20 22.5 28.5 42.0 20.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 15 17.2 26.6 42.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 10 20.4 26.0 35.8 36.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 5 28.4 23.4 27.6 25.6 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0 25.7 22.4 22.2 21.8 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 -5 20.8 20.3 16.8 19.5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -5 -10 18.2 15.7 16.7 19.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -10 -15 19.6 17.2 17.7 18.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -15 -20 21.6 22.2 21.3 23.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -20 -25 24.7 24.8 25.5 28.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -25 -30 26.3 22.3 25.0 32.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -30 -35 28.7 27.9 30.4 21.7 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -35 -40 12.6 24.9 29.0 19.4 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -40 -45 17.3 13.5 16.0 16.9 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -45 -50 26.6 15.6 16.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1994 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 55 50 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 50 45 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 45 40 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 40 35 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 35 30 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 -5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -5 -10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -10 -15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -15 -20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -20 -25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -25 -30 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -30 -35 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -35 -40 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -40 -45 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -45 -50 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1995 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 55 50 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 50 45 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 45 40 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 40 35 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 35 30 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 30 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 20 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 5 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 -5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -5 -10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -10 -15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -15 -20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -20 -25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -25 -30 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -30 -35 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -35 -40 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -40 -45 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 -45 -50 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1996 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 0.0 0.0 0.0 0.0 0.0 0.0 0.0 38.3 51.8 42.0 33.5 29.0 55 50 0.0 0.0 0.0 0.0 0.0 0.0 0.0 41.3 53.5 50.5 44.4 56.0 50 45 0.0 0.0 0.0 0.0 0.0 0.0 0.0 46.7 52.9 54.0 44.2 51.9 45 40 0.0 0.0 0.0 0.0 0.0 0.0 0.0 41.8 49.6 48.6 54.3 56.0 40 35 0.0 0.0 0.0 0.0 0.0 0.0 0.0 39.0 36.0 45.0 43.2 50.8 35 30 0.0 0.0 0.0 0.0 0.0 0.0 0.0 35.4 41.6 37.6 31.1 37.0 30 25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 33.1 35.2 36.0 32.7 28.0 25 20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 25.8 26.6 35.2 31.9 26.2 20 15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 18.8 22.0 25.2 25.9 22.8 15 10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 17.7 17.5 23.9 24.1 23.7 10 5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 21.4 18.3 21.4 21.2 27.3 5 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 22.8 20.1 20.0 17.5 17.8 0 -5 0.0 0.0 0.0 0.0 0.0 0.0 0.0 24.0 22.6 22.2 21.6 22.8 -5 -10 0.0 0.0 0.0 0.0 0.0 0.0 0.0 26.2 26.7 25.9 22.5 25.5 -10 -15 0.0 0.0 0.0 0.0 0.0 0.0 0.0 30.4 31.1 31.4 23.7 26.2 -15 -20 0.0 0.0 0.0 0.0 0.0 0.0 0.0 28.5 34.6 29.8 31.0 28.4 -20 -25 0.0 0.0 0.0 0.0 0.0 0.0 0.0 31.5 35.2 34.0 32.2 30.6 -25 -30 0.0 0.0 0.0 0.0 0.0 0.0 0.0 39.4 25.5 34.0 31.9 31.7 -30 -35 0.0 0.0 0.0 0.0 0.0 0.0 0.0 37.8 37.8 36.3 27.2 30.0 -35 -40 0.0 0.0 0.0 0.0 0.0 0.0 0.0 42.9 35.5 39.7 20.2 31.2 -40 -45 0.0 0.0 0.0 0.0 0.0 0.0 0.0 35.5 40.3 37.1 24.1 29.7 -45 -50 0.0 0.0 0.0 0.0 0.0 0.0 0.0 41.0 30.7 47.1 31.8 23.6 1997 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 24.6 44.9 30.8 30.0 27.2 29.4 52.1 37.7 49.0 41.2 42.1 56.2 55 50 47.4 44.6 41.0 44.8 34.6 41.5 50.7 34.2 52.3 35.0 45.4 53.3 50 45 40.0 39.4 47.6 38.4 44.2 42.7 55.1 45.0 50.3 42.3 46.4 48.8 45 40 36.4 43.8 48.9 47.7 57.4 43.7 41.6 45.2 44.5 40.4 51.1 59.8 40 35 55.9 39.3 55.7 53.4 50.5 49.6 41.1 44.4 35.2 39.6 46.3 46.6 35 30 37.4 30.5 47.1 52.0 48.4 39.5 35.1 39.9 35.3 38.7 39.3 32.3 30 25 33.2 15.9 33.5 49.5 44.9 42.2 26.0 35.5 32.0 35.6 34.9 32.9 25 20 28.8 22.1 31.0 53.2 37.0 43.7 26.3 24.0 28.5 32.7 36.0 43.5 20 15 35.7 13.3 28.6 44.8 30.2 26.8 20.3 21.0 21.8 29.4 25.4 34.2 15 10 26.6 19.3 27.1 36.2 28.7 24.3 16.5 18.5 16.0 21.7 25.9 25.8 10 5 26.7 24.7 25.9 28.3 25.5 22.7 18.6 19.0 17.2 19.8 22.2 19.6 5 0 21.9 24.3 19.0 21.9 21.7 20.0 22.5 21.1 21.3 19.6 23.8 21.8 0 -5 20.9 18.7 17.8 22.3 20.1 22.2 22.9 19.6 21.5 23.5 25.2 21.9 -5 -10 18.6 17.1 18.0 20.8 19.0 27.9 24.4 23.0 28.9 29.9 30.4 22.6 -10 -15 20.2 14.6 19.7 22.4 31.3 32.7 27.6 28.0 34.1 35.7 30.1 25.4 -15 -20 20.3 17.9 23.5 24.7 29.5 26.7 26.8 29.9 39.2 35.2 28.7 27.4 -20 -25 19.2 24.8 24.5 29.4 26.6 26.3 16.8 37.0 30.7 20.7 26.6 28.9 -25 -30 24.0 23.3 25.4 33.7 29.0 23.5 21.1 28.4 29.3 30.0 24.3 25.3 -30 -35 30.5 27.0 24.5 30.4 37.9 27.4 34.7 28.5 29.8 24.6 30.3 28.1 -35 -40 26.7 29.2 36.0 25.4 37.2 35.5 37.4 32.7 32.3 28.7 22.4 24.7 -40 -45 23.7 31.8 33.7 23.0 38.2 34.5 30.5 38.8 13.9 27.6 23.4 25.5 -45 -50 33.1 39.3 28.9 22.0 32.3 21.4 24.7 45.4 14.6 25.2 36.5 22.3 1998 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 32.6 41.2 46.4 55.7 40.0 34.0 30.6 48.3 41.6 37.4 45.3 26.4 55 50 42.8 46.2 52.3 0.0 48.2 46.6 37.7 45.5 50.7 54.0 44.5 32.9 50 45 47.1 46.4 42.3 53.6 56.0 39.1 50.4 46.3 47.0 55.4 58.7 52.5 45 40 47.2 48.6 50.0 58.9 51.7 43.7 44.2 49.5 46.8 50.5 52.1 51.7 40 35 54.5 59.2 55.9 53.3 47.3 48.9 47.3 49.1 41.6 41.0 39.0 37.5 35 30 35.0 50.3 48.4 42.6 53.7 45.6 42.0 42.0 39.7 43.9 34.3 35.9 30 25 20.7 32.6 28.0 42.5 52.4 35.6 35.4 23.3 32.0 32.1 37.4 31.9 25 20 26.0 21.1 34.9 36.7 41.6 20.5 25.7 21.6 26.9 28.9 34.1 40.5 20 15 0.0 0.0 0.0 26.8 23.0 21.4 22.3 19.4 23.6 22.0 27.9 32.1 15 10 0.0 0.0 0.0 0.0 0.0 25.6 21.8 20.2 19.5 20.8 22.0 28.2 10 5 18.0 14.0 0.0 21.6 25.5 26.4 20.9 20.3 20.4 21.3 23.4 22.5 5 0 24.0 19.1 18.2 17.8 20.9 19.2 19.9 22.7 25.8 21.7 22.1 17.6 0 -5 20.0 16.3 17.1 19.3 22.1 24.4 25.9 26.2 26.3 22.1 22.9 20.6 -5 -10 17.8 17.0 16.6 20.3 23.5 24.9 27.5 28.1 30.9 25.7 25.8 19.1 -10 -15 19.5 18.2 18.3 23.3 24.9 30.6 28.4 30.9 32.4 30.7 28.8 22.3 -15 -20 22.7 19.9 20.0 26.5 26.9 34.6 28.0 32.3 41.8 33.6 31.9 25.6 -20 -25 26.6 21.5 23.4 25.7 26.1 30.4 26.8 30.7 31.7 34.6 33.7 24.1 -25 -30 28.7 25.3 29.1 28.0 31.3 32.1 31.5 30.2 27.1 30.7 29.5 28.2 -30 -35 28.6 32.0 31.3 28.4 27.8 37.0 40.8 32.3 30.2 37.4 30.2 24.4 -35 -40 20.1 26.0 26.7 21.8 34.7 49.9 43.1 37.6 35.0 37.5 33.1 37.1 -40 -45 19.4 34.1 29.6 31.9 40.0 39.2 45.2 35.6 32.6 28.0 30.7 43.7 -45 -50 27.6 31.6 36.8 36.6 42.7 48.3 42.0 52.3 37.3 34.4 26.9 21.3 1999 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 44.0 36.9 35.0 39.7 32.6 32.4 34.1 41.8 42.8 44.0 51.2 56.2 55 50 59.7 43.3 51.7 48.8 40.1 25.1 50.1 53.7 44.3 49.0 54.2 40.9 50 45 55.7 59.0 53.1 48.8 23.4 58.0 42.5 47.0 43.1 50.1 52.7 36.7 45 40 45.3 59.1 57.6 47.3 39.5 50.8 49.9 44.8 44.1 41.0 45.9 32.2 40 35 52.5 47.7 47.7 54.4 46.3 51.5 47.1 41.2 43.0 34.9 37.6 50.6 35 30 38.9 40.3 40.8 60.2 45.1 47.3 38.2 41.5 37.8 38.4 29.9 43.3 30 25 26.8 29.2 42.2 51.2 45.8 36.1 29.1 28.7 32.0 30.2 28.5 35.2 25 20 31.4 27.7 44.4 45.9 33.6 27.6 28.7 24.4 25.5 29.7 37.5 21.4 20 15 25.7 33.7 37.1 37.4 33.1 22.1 22.4 21.1 21.5 24.8 30.6 18.8 15 10 23.7 27.4 27.4 32.2 26.2 24.0 20.0 19.4 19.6 20.8 22.2 20.5 10 5 27.3 23.4 21.5 26.1 23.5 21.0 18.4 21.5 18.8 21.8 22.6 25.8 5 0 27.2 19.1 17.5 19.9 19.5 19.1 20.6 22.8 21.5 20.0 21.5 21.8 0 -5 21.7 17.6 14.8 17.4 21.8 23.3 24.1 24.9 25.0 26.1 21.8 20.9 -5 -10 18.3 16.1 17.4 18.7 22.1 27.8 25.1 25.5 29.7 29.7 23.0 20.9 -10 -15 20.1 17.0 17.4 21.6 26.9 26.0 28.5 27.7 34.9 33.4 28.2 23.9 -15 -20 20.6 22.0 20.2 25.1 28.5 26.4 24.5 26.0 31.6 30.8 32.0 26.7 -20 -25 22.8 27.6 24.5 24.7 27.3 24.6 27.5 29.1 24.9 32.1 31.0 28.0 -25 -30 23.5 28.4 26.6 30.8 29.1 27.0 27.7 28.3 37.9 38.3 34.3 30.1 -30 -35 28.8 29.9 33.6 31.9 36.0 32.9 31.9 27.8 41.4 40.0 41.4 32.8 -35 -40 32.3 30.7 31.0 25.6 39.2 30.9 33.2 28.5 25.3 40.2 43.5 32.2 -40 -45 33.1 27.9 29.9 27.7 37.7 29.2 30.0 24.2 16.0 29.7 25.4 24.4 -45 -50 23.0 32.6 30.6 21.8 35.0 25.5 14.1 27.9 13.7 17.4 28.0 12.2 2000 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 45.4 43.5 32.5 21.4 29.4 35.1 42.5 36.2 48.9 37.3 49.6 36.2 55 50 41.6 31.4 51.8 36.3 46.2 43.4 42.4 29.0 52.8 42.7 49.7 37.4 50 45 41.9 39.0 35.5 54.2 56.5 24.1 54.3 47.9 49.9 48.1 56.8 41.6 45 40 46.7 54.2 36.9 52.9 51.1 48.1 53.9 46.1 44.5 46.6 52.2 45.1 40 35 41.6 54.0 50.8 40.3 39.5 45.7 43.0 44.5 32.0 45.9 33.9 52.2 35 30 34.4 36.6 49.8 43.7 48.0 42.2 39.3 40.0 43.7 43.8 31.7 35.6 30 25 31.7 20.5 39.1 49.5 45.6 34.0 33.3 27.6 36.0 36.9 32.6 29.9 25 20 26.4 22.3 47.3 45.9 37.7 27.8 31.3 25.3 27.8 30.8 34.3 31.4 20 15 25.1 33.0 48.1 36.2 31.7 21.5 22.2 23.4 20.8 26.6 28.4 27.4 15 10 27.2 30.3 33.2 38.5 28.4 22.6 21.9 22.0 17.6 24.3 23.9 22.7 10 5 24.5 27.3 24.0 27.8 27.4 21.2 19.8 20.2 18.7 22.2 22.8 24.7 5 0 23.6 26.7 20.5 20.2 18.2 19.4 18.3 21.4 19.8 20.0 20.5 18.6 0 -5 21.6 18.9 14.9 16.0 18.1 23.0 21.1 24.3 23.6 24.3 23.9 19.7 -5 -10 20.5 14.9 16.8 18.7 20.2 26.1 26.2 28.7 30.3 28.2 23.4 22.5 -10 -15 19.4 17.7 18.3 21.7 24.9 29.5 22.6 31.0 34.0 30.9 27.9 23.1 -15 -20 20.3 20.3 19.5 23.9 27.8 22.4 28.8 27.8 28.2 33.6 31.8 26.3 -20 -25 24.9 23.0 22.5 24.8 29.5 22.5 26.4 27.4 38.0 33.5 38.5 32.1 -25 -30 26.1 25.4 22.1 27.0 21.0 28.2 27.1 35.4 34.3 32.6 34.7 32.1 -30 -35 30.3 28.4 27.3 27.6 24.5 36.4 38.5 39.8 32.6 38.2 38.5 25.1 -35 -40 28.9 24.5 30.9 27.4 33.4 40.5 37.1 43.1 43.2 20.4 28.3 32.6 -40 -45 23.9 18.0 26.6 35.6 45.0 43.8 29.5 40.0 35.4 18.3 21.3 28.6 -45 -50 18.0 16.9 26.5 34.6 46.9 49.3 22.0 42.0 46.5 8.8 26.9 29.9 2001 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 45.0 26.5 45.0 51.9 42.6 35.1 44.2 37.6 54.0 44.4 0.0 0.0 55 50 57.9 56.0 50.8 62.1 32.1 42.8 37.7 42.5 48.5 38.9 57.6 58.2 50 45 51.8 55.4 59.1 60.5 50.2 51.5 33.5 36.5 55.0 47.5 49.1 63.3 45 40 59.1 63.2 54.0 66.8 49.7 47.3 40.1 46.5 44.7 37.7 39.8 58.7 40 35 50.5 55.8 54.7 53.9 47.8 47.7 45.1 37.7 32.3 38.3 41.6 43.5 35 30 45.4 34.3 49.4 56.2 48.2 41.1 38.2 29.5 33.8 31.3 24.9 29.3 30 25 32.1 29.2 50.6 54.9 46.6 30.0 28.7 32.1 30.6 26.8 37.8 24.5 25 20 36.8 25.6 42.3 41.7 37.0 23.8 24.6 23.7 26.3 31.3 36.7 46.0 20 15 37.5 21.8 20.5 31.9 31.7 26.8 22.2 18.9 21.3 25.3 28.6 29.2 15 10 26.0 23.1 20.0 26.5 26.7 21.8 20.9 16.6 16.0 18.0 23.6 26.8 10 5 25.9 22.2 24.4 25.0 21.6 19.4 17.5 15.4 15.4 19.2 22.4 24.9 5 0 20.4 18.9 17.5 15.5 13.2 13.5 16.9 18.0 17.3 19.4 18.8 18.1 0 -5 18.5 17.3 12.5 14.8 17.5 19.6 15.8 19.1 22.3 18.6 18.6 23.2 -5 -10 16.7 10.6 13.3 15.6 19.6 19.9 19.7 20.6 21.0 26.0 27.2 26.1 -10 -15 17.4 16.9 15.4 17.1 23.0 25.0 21.5 21.7 27.5 28.0 24.0 26.4 -15 -20 19.6 21.2 19.7 22.1 25.7 32.2 23.3 25.0 26.8 28.9 31.7 27.9 -20 -25 25.6 20.7 24.7 26.9 28.4 23.4 22.7 39.0 31.4 35.8 30.9 29.9 -25 -30 27.0 24.8 25.1 26.1 37.2 31.6 34.2 33.9 39.9 31.7 32.7 33.2 -30 -35 27.8 27.5 26.6 27.4 29.4 33.5 38.4 39.6 38.6 36.9 27.7 31.9 -35 -40 26.2 26.3 26.8 31.9 34.2 51.0 29.8 36.5 47.9 27.2 20.7 16.9 -40 -45 25.7 28.9 31.9 28.4 33.9 52.2 24.7 40.9 45.5 19.1 26.5 21.2 -45 -50 21.1 30.4 20.7 23.0 34.2 64.1 22.0 30.2 15.7 28.3 7.1 20.6 2002 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 41.3 37.2 40.4 42.7 36.7 18.7 31.2 39.4 49.9 39.3 40.4 49.1 55 50 61.1 43.1 32.8 42.4 30.5 41.5 48.5 39.9 50.3 48.5 44.5 53.1 50 45 55.0 37.4 34.4 50.2 60.9 46.3 50.9 46.5 48.3 46.2 48.5 51.3 45 40 55.0 41.2 41.3 49.7 60.8 49.3 51.0 50.0 45.4 41.9 48.2 56.9 40 35 58.0 50.0 47.1 56.0 52.2 47.9 44.3 46.7 43.3 51.0 41.7 54.4 35 30 44.5 31.9 39.1 57.2 39.5 44.3 40.8 39.1 35.5 41.7 37.8 37.0 30 25 32.4 20.6 28.2 48.8 46.5 33.8 35.6 31.8 32.6 34.8 28.1 36.0 25 20 19.3 15.5 33.2 40.7 36.6 29.2 30.8 27.2 28.7 33.0 28.0 31.0 20 15 23.3 15.4 29.2 50.3 34.7 20.1 22.3 20.8 19.7 23.7 26.8 28.4 15 10 24.1 21.1 24.9 26.5 26.5 25.2 22.9 17.8 16.8 19.4 22.4 22.1 10 5 28.3 25.4 24.6 23.2 21.1 22.7 19.2 18.8 19.7 18.4 23.1 21.8 5 0 26.2 21.7 21.4 18.8 17.0 17.8 17.4 18.6 24.1 19.3 19.3 16.4 0 -5 25.5 19.3 18.2 17.0 19.2 24.0 20.9 20.5 27.6 21.2 21.2 19.0 -5 -10 20.9 17.5 17.6 19.1 24.0 24.8 25.1 25.5 31.9 31.1 26.4 22.1 -10 -15 20.7 17.3 17.2 21.2 24.1 26.1 30.4 29.1 35.3 32.6 26.9 23.0 -15 -20 23.2 20.8 20.7 23.9 24.6 25.2 23.4 35.3 36.6 32.5 32.3 30.0 -20 -25 25.5 23.2 26.1 27.0 22.1 24.7 28.2 19.7 29.5 28.9 38.9 26.1 -25 -30 23.0 27.3 25.6 27.1 23.3 29.8 26.7 27.0 39.3 32.9 28.5 31.8 -30 -35 29.6 33.1 28.3 34.2 31.0 38.7 26.3 36.5 41.5 30.6 22.6 28.0 -35 -40 27.4 33.7 28.6 35.2 39.1 37.8 37.5 40.7 27.6 25.9 33.5 24.7 -40 -45 22.4 20.9 19.6 29.2 39.4 49.1 31.0 30.6 34.2 26.4 32.2 20.9 -45 -50 13.9 22.7 27.3 37.8 40.5 59.4 49.2 31.1 44.7 26.7 20.9 16.8 2003 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 49.3 33.9 46.6 30.7 42.2 47.9 28.3 37.5 40.7 52.5 50.8 45.0 55 50 39.5 35.2 52.1 50.9 51.0 47.6 35.3 47.8 47.6 48.0 42.7 59.5 50 45 45.6 42.1 54.5 54.2 55.2 56.5 34.5 47.9 49.6 48.1 50.6 48.0 45 40 38.6 47.6 44.4 52.0 61.8 53.9 44.2 44.1 50.0 48.6 46.4 53.8 40 35 54.1 52.1 50.3 43.8 65.7 53.1 43.4 41.8 37.6 46.6 41.4 55.0 35 30 42.3 42.5 54.9 45.0 49.8 43.9 41.2 37.3 39.1 37.4 30.9 23.7 30 25 22.1 27.7 36.3 40.0 46.9 32.1 26.8 30.7 36.7 39.5 31.1 18.9 25 20 27.0 21.6 35.6 39.5 42.1 29.4 20.2 24.2 28.9 38.3 34.3 23.0 20 15 34.9 11.8 19.7 43.7 36.1 20.2 21.7 22.2 22.8 28.7 26.9 23.3 15 10 26.5 18.4 24.2 27.7 32.2 22.4 24.0 20.4 20.3 22.7 24.2 20.5 10 5 21.6 22.1 23.7 22.8 24.3 21.3 23.1 20.0 21.5 23.2 23.7 22.5 5 0 21.5 22.2 20.0 17.9 17.7 18.8 20.1 23.6 25.3 22.1 19.7 19.1 0 -5 19.6 18.1 16.7 18.6 19.2 23.4 24.4 22.3 26.6 21.2 22.5 22.1 -5 -10 15.9 16.1 17.7 20.8 21.9 26.4 24.4 23.9 29.3 26.5 23.9 25.7 -10 -15 18.2 16.4 18.9 24.8 22.8 28.9 29.6 25.6 31.0 28.1 25.8 25.3 -15 -20 23.4 22.4 19.1 24.2 23.5 27.8 21.4 31.6 28.5 32.5 32.4 26.6 -20 -25 24.4 28.5 24.5 24.5 20.8 19.5 14.9 26.8 28.2 36.6 30.0 29.3 -25 -30 33.0 28.7 28.2 27.8 23.9 22.4 21.4 34.7 32.0 39.7 34.7 25.6 -30 -35 28.1 28.6 27.9 29.9 17.4 31.6 34.9 47.7 27.7 40.8 33.1 28.9 -35 -40 32.2 30.0 27.2 33.2 15.1 33.4 56.6 42.9 30.1 42.4 39.0 28.0 -40 -45 17.7 30.0 23.8 21.9 30.2 33.4 53.4 34.7 37.6 37.8 30.5 30.8 -45 -50 22.5 25.1 26.0 36.6 31.3 41.2 41.8 36.9 42.7 22.6 29.0 23.3 2004 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 40.5 40.5 52.5 44.3 41.3 33.0 37.9 38.7 57.3 50.3 30.1 37.7 55 50 41.9 31.6 47.7 50.2 41.3 54.1 48.2 48.3 60.3 52.1 42.8 42.6 50 45 38.7 42.1 49.3 29.8 60.4 61.1 45.3 46.3 48.8 47.8 40.6 43.2 45 40 44.7 53.8 41.6 46.7 0.0 54.7 44.9 46.4 41.8 37.9 49.4 52.6 40 35 47.3 60.0 58.6 66.0 60.2 50.5 45.5 41.3 36.0 37.5 40.9 48.9 35 30 44.8 46.7 49.7 57.1 43.2 45.5 41.4 39.6 34.9 33.2 31.7 33.5 30 25 27.5 32.8 39.7 46.2 36.2 34.1 31.3 31.0 32.0 34.7 28.7 33.4 25 20 15.2 26.5 32.4 54.6 38.4 35.3 26.1 27.7 27.6 31.9 26.4 27.2 20 15 17.7 24.6 35.2 49.9 30.0 30.0 23.1 24.2 23.6 23.9 24.9 26.5 15 10 24.0 24.5 29.4 35.4 27.4 25.2 22.0 21.2 18.6 21.3 20.3 26.2 10 5 25.2 26.4 25.4 25.7 25.2 21.3 22.2 21.3 21.6 19.5 21.6 24.2 5 0 25.5 24.2 21.9 19.3 22.3 19.0 20.5 20.7 24.7 21.8 19.0 20.6 0 -5 23.7 20.5 17.6 21.4 21.7 24.8 24.9 24.6 26.2 24.3 20.7 22.0 -5 -10 22.7 16.8 19.7 21.7 24.6 25.8 29.7 28.4 31.3 27.4 28.7 23.9 -10 -15 23.4 22.7 21.4 25.0 25.0 26.2 28.4 25.7 34.4 31.7 28.4 25.6 -15 -20 25.0 22.9 23.8 24.3 26.3 30.5 26.5 28.7 33.4 26.8 29.9 30.3 -20 -25 27.5 25.8 29.4 25.3 25.1 28.9 27.6 26.3 28.4 32.0 37.4 31.9 -25 -30 29.2 25.4 29.6 27.0 27.0 27.0 24.3 34.8 34.5 32.3 32.5 35.0 -30 -35 33.0 27.0 31.2 28.1 39.0 34.0 43.4 44.8 46.9 33.3 35.2 30.2 -35 -40 31.6 27.9 27.9 33.5 37.2 52.7 52.0 42.5 41.6 43.4 26.5 27.7 -40 -45 23.8 27.7 36.1 31.4 38.7 53.4 49.6 42.1 30.0 37.1 22.5 29.8 -45 -50 23.6 39.6 30.8 31.6 39.8 51.4 52.8 47.5 38.5 28.4 25.9 32.9 2005 TOMS V8 Tropospheric Column Ozone (DU) Pac Avg (120W-120E) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 60 55 30.2 43.9 44.6 36.4 29.2 29.6 47.1 53.0 54.5 55.0 53.2 37.6 55 50 26.5 40.2 51.4 41.5 38.1 38.6 48.9 51.2 55.1 61.9 56.1 46.4 50 45 42.9 44.1 47.1 41.1 53.4 53.0 55.2 48.6 53.0 57.5 54.9 45.5 45 40 47.1 52.0 51.9 46.6 60.6 58.4 51.5 41.8 45.8 44.1 46.1 47.1 40 35 54.8 51.9 53.4 59.8 63.5 57.5 45.6 42.9 40.8 37.0 38.7 47.2 35 30 42.6 41.1 47.8 53.8 50.6 48.3 39.1 39.7 43.4 34.6 36.2 41.5 30 25 26.3 32.6 36.2 32.6 43.3 36.1 34.9 30.6 30.5 31.5 34.5 27.6 25 20 22.5 27.6 34.8 38.1 48.7 28.8 32.0 26.5 29.0 30.6 30.3 24.6 20 15 22.9 21.2 43.3 36.4 33.1 27.8 27.1 25.1 23.4 27.1 24.4 19.0 15 10 24.1 22.2 37.6 35.7 28.5 24.8 24.9 23.7 20.5 25.0 23.4 21.9 10 5 27.8 28.1 31.5 29.3 29.0 27.3 26.8 24.1 23.0 24.4 23.1 25.6 5 0 24.7 25.9 24.9 20.0 21.9 21.8 22.2 24.9 24.4 23.7 21.2 22.6 0 -5 20.7 24.5 20.6 20.5 20.2 22.3 23.8 24.8 25.5 27.2 23.3 27.6 -5 -10 19.0 19.6 18.3 20.7 24.5 25.8 26.4 25.2 31.0 33.7 26.1 30.4 -10 -15 19.8 20.2 18.0 22.2 27.8 26.3 28.5 28.9 29.3 33.9 27.4 27.7 -15 -20 22.4 21.9 24.1 28.8 25.3 20.3 24.0 28.7 21.2 40.1 34.0 28.1 -20 -25 25.3 26.7 27.9 24.5 26.2 26.7 26.6 30.2 30.4 28.5 31.9 33.7 -25 -30 29.2 31.0 29.4 24.6 32.4 32.5 27.3 33.6 27.1 36.9 35.8 35.0 -30 -35 30.1 29.8 28.9 24.5 32.0 34.9 37.9 42.4 40.2 36.9 38.7 39.1 -35 -40 32.4 27.9 31.3 28.9 31.2 43.8 43.2 40.5 42.3 44.8 33.7 42.2 -40 -45 29.1 32.2 27.1 28.7 31.1 44.6 41.1 38.9 50.1 25.1 25.4 35.5 -45 -50 28.2 29.0 22.2 34.8 37.9 52.8 60.0 41.9 41.8 32.3 21.6 30.7