Name: Total column ozone Units: DU toms+omi+omps Missing: -9999.0 Month: January Year Global 90S--60S 60S--30S 30S--10S 10S--10N 10N--30N 30N--60N 60N--90N 1979 294.82 315.78 305.11 265.94 249.78 262.91 357.14 406.79 1980 295.47 323.67 312.19 272.57 256.03 252.81 349.49 395.00 1981 293.63 315.38 303.60 267.28 257.56 262.06 349.49 374.81 1982 295.76 309.88 306.57 267.73 246.90 260.35 362.70 430.15 1983 287.29 309.50 305.54 268.98 253.67 247.99 330.48 379.35 1984 289.99 306.50 300.61 266.64 245.43 261.41 349.03 376.61 1985 285.52 301.64 297.22 263.69 255.81 241.25 337.11 406.09 1986 285.09 290.25 286.57 258.56 248.39 255.93 350.48 390.71 1987 285.33 303.90 293.27 262.62 243.89 254.39 339.45 408.24 1988 283.42 298.60 295.39 265.15 256.92 245.02 326.15 386.82 1989 291.18 308.57 300.96 271.37 255.70 264.25 335.87 388.77 1990 288.24 300.46 296.79 270.05 257.63 252.83 337.11 388.66 1991 284.81 294.62 284.68 260.06 249.64 253.13 346.21 411.25 1992 285.41 304.79 300.97 269.30 247.71 253.43 331.27 363.34 1993 277.31 292.93 290.47 264.52 260.94 245.41 304.62 348.19 1994 274.04 284.69 282.30 253.34 237.36 246.51 336.87 393.48 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 278.28 297.56 283.24 256.30 250.95 242.30 333.00 362.25 1998 279.73 285.85 285.91 252.64 237.85 250.51 345.14 387.91 1999 278.76 286.76 280.23 262.16 257.69 244.42 323.69 386.90 2000 282.47 286.16 280.76 262.87 253.52 259.70 334.29 374.85 2001 284.08 290.86 288.96 262.32 245.22 255.66 340.20 405.85 2002 283.73 290.46 289.29 271.76 263.53 245.48 323.52 392.19 2003 284.86 291.91 295.17 261.39 246.86 250.79 345.66 390.08 2004 279.04 291.12 288.32 261.68 249.53 243.00 328.02 378.69 2005 279.65 284.54 281.77 255.42 245.30 258.63 334.41 365.02 2006 277.05 286.33 282.61 255.91 243.21 241.55 327.73 414.60 2007 277.00 280.61 276.95 252.05 240.04 251.54 339.09 388.78 2008 278.59 292.69 279.59 259.18 249.00 247.40 330.05 383.13 2009 278.28 284.79 275.67 255.03 248.88 255.28 328.34 407.79 2010 283.43 293.60 287.70 258.52 239.58 250.55 349.22 399.10 2011 283.48 288.71 281.30 266.95 259.59 252.48 335.14 375.23 2012 279.80 293.16 278.38 257.83 241.92 253.25 335.15 416.76 2013 279.22 292.55 288.84 259.88 245.21 240.24 327.80 405.91 2014 282.15 290.46 282.72 256.56 249.30 255.70 340.33 388.08 2015 283.98 296.89 285.80 259.82 242.83 253.31 343.35 431.72 2016 279.18 286.70 278.70 256.89 246.51 250.60 338.80 376.20 2017 280.77 295.34 284.99 256.00 251.35 247.18 334.39 381.25 2018 284.64 298.83 287.32 259.50 241.97 259.57 347.86 369.45 2019 277.11 295.23 283.10 256.35 249.77 236.81 324.34 400.12 2020 285.90 303.98 292.26 259.68 242.62 260.39 347.84 368.28 2021 277.69 285.36 274.08 253.16 244.81 251.52 335.12 396.13 2022 281.79 284.86 277.67 262.19 245.25 261.14 341.76 363.18 2023 280.98 286.19 277.71 260.34 255.64 249.69 335.55 383.75 2024 285.06 290.59 285.02 258.05 237.19 253.13 358.75 418.34