Name: NH polar cap ozone Units: DU Month: March Source: toms+omi+omps Missing: -9999.0 Year Data Minumum Maximum 1979 470.69 452.18 501.23 1980 461.23 441.98 473.53 1981 438.08 424.95 456.49 1982 429.68 412.02 444.23 1983 425.19 395.98 436.82 1984 449.73 422.15 475.74 1985 450.47 413.44 477.21 1986 423.56 366.05 474.88 1987 441.36 432.69 450.24 1988 444.32 411.70 461.42 1989 463.90 453.40 482.51 1990 381.94 370.18 396.09 1991 429.37 402.64 442.13 1992 391.47 366.04 421.47 1993 366.61 345.57 389.55 1994 394.20 368.75 409.54 1995 -9999.00 -9999.00 -9999.00 1996 -9999.00 -9999.00 -9999.00 1997 335.26 323.03 348.26 1998 414.88 397.29 453.24 1999 447.33 433.67 456.51 2000 375.82 352.24 404.27 2001 439.75 433.47 448.58 2002 412.72 385.79 434.40 2003 404.64 383.47 425.69 2004 412.37 399.36 423.95 2005 405.33 355.03 432.69 2006 423.61 409.37 439.69 2007 397.18 377.11 431.39 2008 416.85 402.84 440.99 2009 431.95 418.15 450.51 2010 447.53 429.27 463.09 2011 335.16 315.13 363.75 2012 423.64 399.94 437.33 2013 421.90 410.41 433.25 2014 401.77 376.02 447.63 2015 416.25 395.24 445.30 2016 425.87 370.91 462.56 2017 414.60 401.73 425.67 2018 439.17 418.57 449.72 2019 423.68 405.28 436.50 2020 330.39 309.98 351.57 2021 406.41 401.15 416.83 2022 387.39 333.30 424.25 2023 442.44 431.13 466.04 2024 476.65 436.10 499.37