Name: NH maximum ozone Units: DU Month: March Source: toms+omi+omps Missing: -9999.0 Year Data Minumum Maximum 1979 596.85 541.00 655.00 1980 578.84 547.00 638.00 1981 550.55 513.00 596.00 1982 580.07 544.00 638.00 1983 544.23 506.00 594.00 1984 569.55 540.00 629.00 1985 577.26 549.00 604.00 1986 562.35 522.00 601.00 1987 569.29 544.00 615.00 1988 564.77 539.00 606.00 1989 584.48 552.00 641.00 1990 543.00 494.00 607.00 1991 563.35 532.00 599.00 1992 511.35 487.00 532.00 1993 475.16 429.00 512.00 1994 556.87 524.00 626.00 1995 -9999.00 -9999.00 -9999.00 1996 -9999.00 -9999.00 -9999.00 1997 504.32 479.00 534.00 1998 562.81 532.00 591.00 1999 562.32 539.00 588.00 2000 511.26 467.00 557.00 2001 542.39 516.00 574.00 2002 562.10 532.00 609.00 2003 539.90 512.00 594.00 2004 538.35 514.00 568.00 2005 519.52 501.00 549.00 2006 530.34 503.00 560.00 2007 528.77 500.00 615.00 2008 529.81 495.00 554.00 2009 537.68 488.00 582.00 2010 573.16 545.00 604.00 2011 490.87 453.00 534.00 2012 543.42 517.00 579.00 2013 525.65 503.00 559.00 2014 550.35 503.00 588.00 2015 560.68 518.00 615.00 2016 543.84 497.00 612.00 2017 545.65 502.00 608.00 2018 548.32 533.00 565.00 2019 541.13 508.00 581.00 2020 521.71 496.00 554.00 2021 525.65 476.00 571.00 2022 521.90 502.00 551.00 2023 540.65 511.00 606.00 2024 582.23 547.00 635.00