Name: Total column ozone Units: DU toms+omi+omps Missing: -9999.0 Month: March Year Global 90S--60S 60S--30S 30S--10S 10S--10N 10N--30N 30N--60N 60N--90N 1979 308.45 295.75 289.79 262.57 257.73 282.96 386.54 464.28 1980 305.22 306.13 291.67 260.48 257.45 262.73 385.33 459.00 1981 304.18 292.27 288.01 263.07 259.58 275.90 381.74 433.12 1982 306.90 296.01 288.02 265.56 254.18 286.56 388.94 432.27 1983 298.31 299.00 289.14 263.08 254.84 262.55 365.30 425.45 1984 301.08 288.27 284.49 257.39 247.16 272.59 384.84 446.17 1985 296.46 285.70 281.33 259.26 262.76 260.59 356.26 450.72 1986 296.87 270.48 277.44 257.53 255.55 277.93 368.94 428.64 1987 299.25 291.42 280.07 258.58 247.74 271.66 380.28 438.12 1988 296.93 287.10 279.18 257.53 256.16 264.51 367.43 443.42 1989 302.09 284.69 285.73 264.07 260.20 280.77 361.46 455.32 1990 296.64 282.11 284.65 266.86 268.17 272.23 356.10 387.34 1991 298.83 280.87 275.16 259.35 259.98 276.13 372.61 432.14 1992 295.70 290.92 286.69 265.71 254.48 272.94 356.52 394.34 1993 285.53 286.95 276.64 257.75 262.66 261.08 333.63 363.56 1994 288.70 276.31 271.32 251.73 246.51 271.06 359.10 398.75 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 285.60 284.63 274.06 257.44 260.49 260.70 347.56 343.40 1998 294.41 284.38 276.58 252.66 248.18 269.90 373.22 419.22 1999 293.60 276.56 274.03 256.93 261.05 259.73 357.85 445.04 2000 291.82 276.76 272.72 259.67 260.66 275.55 357.30 378.90 2001 295.53 278.16 276.40 257.03 250.53 273.35 366.04 437.23 2002 295.48 273.53 281.09 264.98 270.36 265.23 352.78 413.39 2003 296.88 279.85 279.87 259.45 254.46 275.44 373.18 405.44 2004 292.77 283.65 277.36 258.79 260.79 263.12 354.35 414.23 2005 287.86 275.06 268.56 249.87 246.99 269.20 358.00 405.92 2006 289.08 286.69 268.62 251.03 253.75 264.08 352.57 419.19 2007 288.84 272.31 268.52 251.88 247.18 270.65 363.84 398.47 2008 287.50 281.75 268.31 255.47 258.31 261.69 342.19 412.99 2009 291.08 271.51 270.14 253.53 254.89 272.25 354.80 425.54 2010 296.13 282.78 276.64 253.67 243.90 269.62 376.25 447.35 2011 290.04 283.77 274.19 261.91 261.90 273.92 354.44 344.53 2012 291.80 280.60 272.34 257.59 252.37 275.60 349.90 422.54 2013 291.22 286.00 276.38 257.13 255.97 258.34 353.78 420.76 2014 292.74 283.28 271.49 256.85 256.77 273.42 359.96 404.43 2015 295.12 281.76 276.82 260.02 252.21 276.30 361.15 420.84 2016 288.07 276.60 271.74 251.91 248.77 262.53 351.47 423.29 2017 292.03 280.57 276.78 257.04 257.42 266.24 354.78 411.62 2018 295.86 280.42 275.06 254.06 246.76 274.12 373.21 439.04 2019 291.13 284.63 274.20 255.73 257.40 256.81 356.50 422.67 2020 289.23 290.46 276.42 257.15 253.54 277.22 356.30 339.79 2021 291.19 278.38 269.72 258.79 255.89 270.90 355.61 406.61 2022 289.24 282.08 270.88 256.98 247.08 271.45 356.33 394.64 2023 291.45 276.27 273.23 257.16 258.51 263.72 349.18 435.24 2024 298.36 287.34 274.42 249.91 241.52 268.35 386.52 472.61