Name: Total Column Ozone Units: DU Source: TOMS+MERRA, OMI+MERRA, OMPS+MERRA-2, OMPS+GEOS5FP Missing: -9999.0 Year 90S--60S 60S--30S 30S--10S 10S--10N 10N--30N 30N--60N 60N--90N 1979 302.81 303.45 267.62 261.67 296.43 368.96 404.89 1980 324.74 304.56 256.04 265.51 287.76 369.92 409.04 1981 310.96 302.17 263.54 262.25 292.13 369.67 394.41 1982 295.06 298.75 265.49 259.19 296.43 371.07 412.95 1983 309.49 299.18 262.19 258.08 286.55 355.25 389.93 1984 292.71 303.07 262.28 252.42 289.37 365.31 399.58 1985 293.35 287.45 253.66 268.63 285.14 352.47 396.37 1986 291.37 293.97 255.59 256.29 289.21 353.09 390.14 1987 295.16 289.19 259.16 253.15 292.81 368.21 402.56 1988 293.61 289.84 260.76 262.48 285.33 356.76 393.96 1989 300.33 295.83 267.90 263.51 297.97 357.31 390.05 1990 294.87 293.35 258.86 273.53 289.13 348.55 375.88 1991 293.89 291.04 258.68 260.34 295.54 365.78 392.90 1992 286.91 298.09 253.81 254.87 290.31 348.51 379.13 1993 284.97 279.02 250.28 252.50 274.29 327.73 351.59 1994 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 1995 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 1996 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 1997 293.87 278.77 248.82 261.85 276.93 334.84 380.78 1998 285.63 291.81 255.09 254.14 288.06 357.78 402.18 1999 298.13 282.88 255.16 268.57 285.68 347.54 387.15 2000 292.69 281.88 262.75 264.12 289.84 344.20 376.22 2001 292.99 289.96 259.15 253.46 290.08 351.09 392.00 2002 286.48 290.50 254.18 268.77 287.37 351.83 382.05 2003 292.42 285.26 261.03 258.85 293.98 354.97 397.60 2004 297.76 280.97 252.83 267.98 286.30 349.33 387.71 2005 293.95 283.94 252.95 247.51 282.91 344.12 374.28 2006 297.77 274.80 246.69 260.48 282.96 343.97 388.88 2007 282.04 283.34 255.79 251.37 283.08 341.16 382.68 2008 294.29 283.87 250.63 265.34 277.21 337.27 365.56 2009 288.66 286.45 254.89 254.53 282.51 342.67 380.86 2010 299.16 290.79 257.92 248.74 284.90 363.67 394.20 2011 294.62 283.49 260.37 257.75 282.79 338.75 373.19 2012 290.93 282.88 259.53 253.58 288.68 340.31 374.98 2013 298.79 284.54 250.45 261.18 280.99 347.15 397.32 2014 299.24 289.43 257.85 255.18 286.65 344.68 382.25 2015 300.45 288.64 251.71 255.37 289.08 353.72 393.22 2016 294.21 291.96 248.45 253.82 278.27 345.58 370.98 2017 286.59 285.81 258.84 255.86 283.97 344.89 378.13