Name: Total column ozone Units: DU toms+omi+omps Missing: -9999.0 Annual Year Global 90S--60S 60S--30S 30S--10S 10S--10N 10N--30N 30N--60N 60N--90N 1979 303.27 322.81 325.58 275.34 260.61 277.92 338.59 366.69 1980 301.02 315.93 317.87 267.26 267.00 273.57 340.21 370.22 1981 300.86 310.54 320.05 274.24 261.55 276.91 338.96 359.72 1982 300.54 302.94 314.76 271.65 263.31 278.33 341.75 367.66 1983 295.36 304.34 316.07 272.36 258.34 269.41 329.26 352.42 1984 296.48 295.30 317.74 269.91 255.89 272.50 335.40 361.58 1985 291.33 282.67 301.01 263.87 266.25 268.87 327.53 361.24 1986 293.05 290.06 309.96 267.13 256.59 273.24 330.84 352.53 1987 293.32 272.98 306.09 266.69 259.58 271.76 336.25 366.37 1988 294.82 304.97 311.52 271.53 260.71 268.86 327.47 358.22 1989 297.14 281.67 313.08 277.40 262.82 279.79 330.05 358.42 1990 292.16 272.50 304.99 268.00 270.37 274.93 325.51 343.01 1991 295.46 283.65 311.45 272.10 259.21 275.72 333.79 357.82 1992 288.91 275.18 308.10 264.15 260.47 269.69 321.36 342.44 1993 281.73 273.90 295.84 261.83 256.24 261.28 312.81 330.44 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 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 -9999.00 1997 283.46 268.08 294.75 259.11 260.99 265.14 320.22 329.87 1998 290.44 255.26 305.42 266.48 257.43 271.62 331.60 361.95 1999 288.66 257.31 299.47 266.19 266.53 269.94 322.63 355.42 2000 288.91 271.42 301.13 270.92 259.63 273.37 322.85 337.89 2001 290.19 257.76 305.43 269.16 258.59 271.71 326.96 358.63 2002 292.98 294.83 307.74 268.50 266.62 269.61 324.63 349.25 2003 291.35 268.28 306.45 269.98 258.14 272.91 329.93 350.82 2004 288.55 275.54 297.79 262.18 264.48 270.48 324.50 348.76 2005 284.47 268.93 302.09 262.45 249.78 266.47 320.05 342.00 2006 282.77 255.61 289.12 256.25 257.59 267.25 321.87 353.45 2007 285.56 266.55 303.43 263.75 250.46 266.99 322.21 345.02 2008 283.33 260.49 292.97 260.49 261.17 266.15 316.81 343.31 2009 286.61 268.07 302.19 264.22 252.07 268.24 323.24 351.29 2010 290.49 268.23 301.94 265.44 257.47 269.77 333.43 361.24 2011 286.20 262.04 301.96 270.58 258.56 269.55 317.63 331.61 2012 287.91 288.18 301.07 265.89 252.67 270.10 321.35 348.75 2013 288.58 282.08 297.21 260.24 262.20 268.01 325.25 358.87 2014 289.91 278.48 303.67 267.00 255.70 271.76 326.76 351.70 2015 288.46 257.59 297.10 261.34 259.15 273.49 330.07 360.58 2016 285.96 279.30 301.01 257.52 257.08 264.91 322.20 347.91 2017 289.05 286.43 305.99 266.13 255.70 267.78 322.49 348.06 2018 289.29 267.97 306.27 264.85 253.21 269.68 328.53 357.91 2019 289.19 299.62 304.09 262.45 255.47 263.15 324.49 357.62 2020 283.99 259.57 298.77 262.50 255.77 270.32 320.72 326.52 2021 286.46 255.92 296.65 268.49 255.13 271.83 323.77 347.87 2022 285.64 258.50 290.55 262.88 259.56 272.15 324.67 348.62 2023 287.83 261.25 304.03 268.45 256.79 269.00 321.74 351.00