Name: Total column ozone Units: DU toms+omi+omps Missing: -9999.0 Month: September Year Global 90S--60S 60S--30S 30S--10S 10S--10N 10N--30N 30N--60N 60N--90N 1979 302.65 302.85 358.67 292.13 271.02 281.98 304.37 302.60 1980 298.67 288.32 344.23 278.12 281.05 282.54 304.85 302.54 1981 300.78 296.03 361.04 288.61 270.14 279.40 302.99 296.00 1982 297.25 277.25 340.86 281.77 278.33 280.77 304.89 303.95 1983 295.27 272.38 353.12 286.06 268.04 275.59 297.57 294.47 1984 295.68 266.04 354.54 285.60 268.06 276.41 301.16 292.26 1985 288.96 252.41 325.92 275.39 277.67 277.60 296.86 292.81 1986 293.07 269.94 348.67 284.50 265.56 274.64 295.53 294.46 1987 291.50 226.45 335.97 278.72 277.63 276.41 303.74 304.86 1988 295.41 281.33 355.46 289.07 265.60 272.25 295.91 293.14 1989 295.64 229.22 345.91 296.75 273.10 285.12 300.68 291.94 1990 289.44 239.89 328.95 274.84 280.52 280.53 297.66 288.51 1991 294.32 240.09 352.42 289.50 264.74 279.70 301.60 293.48 1992 284.77 217.12 331.37 270.74 274.07 273.42 292.73 292.66 1993 279.78 208.26 329.49 274.75 262.50 268.47 287.37 278.09 1994 -9999.00 -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 -9999.00 1996 285.14 218.09 345.89 279.82 260.45 268.87 291.28 285.73 1997 282.07 224.03 323.74 271.02 269.31 270.02 291.77 288.59 1998 288.66 197.88 334.56 287.07 273.16 276.62 297.15 303.35 1999 287.14 203.14 331.14 280.93 277.02 278.91 295.02 289.88 2000 286.24 191.72 339.06 288.00 267.88 276.77 292.41 285.52 2001 286.84 194.92 336.08 283.04 272.08 275.27 294.78 297.76 2002 292.62 291.77 340.52 279.67 272.52 274.72 294.69 284.17 2003 288.06 197.09 339.05 285.81 269.64 278.01 296.36 293.82 2004 287.31 232.29 329.71 275.49 276.34 277.91 295.13 285.03 2005 281.97 213.36 337.51 279.51 258.15 268.79 287.97 281.92 2006 278.86 190.87 312.48 267.91 270.28 274.68 294.64 290.59 2007 284.41 227.54 340.96 278.92 257.97 270.70 288.30 291.19 2008 280.35 200.80 317.61 274.17 270.96 273.73 290.53 285.51 2009 284.57 209.32 345.11 279.78 258.09 270.11 292.08 289.08 2010 288.22 234.82 328.44 277.35 276.74 274.01 298.42 294.49 2011 283.10 204.34 333.36 284.32 265.11 271.96 287.85 281.98 2012 284.84 239.40 334.36 280.23 262.31 272.99 288.34 283.71 2013 284.62 229.25 320.87 269.87 274.56 276.00 294.83 295.88 2014 287.33 228.69 338.10 281.38 265.58 274.17 292.19 296.61 2015 283.22 206.92 313.50 271.37 276.77 276.03 299.25 295.82 2016 284.50 238.41 332.31 270.51 270.68 269.08 289.14 294.48 2017 288.79 256.86 345.91 279.72 261.87 269.53 293.90 289.29 2018 286.20 214.24 336.96 279.06 267.98 273.10 292.89 297.33 2019 288.90 306.08 346.68 272.04 256.55 264.17 290.67 294.23 2020 281.15 210.92 330.02 272.80 266.01 267.59 287.27 293.52 2021 285.31 208.64 330.95 286.19 263.69 276.40 293.84 289.23 2022 282.83 214.98 315.08 270.70 275.87 275.07 294.26 297.54 2023 286.17 213.23 336.80 286.38 264.78 274.52 290.83 291.03