Name: SH ozone mass deficit Units: million tons Month: September Source: toms+omi+omps Missing: -9999.0 Year Data Minumum Maximum 1979 0.01 0.00 0.24 1980 0.12 0.00 0.52 1981 0.00 0.00 0.03 1982 0.64 0.00 2.38 1983 1.41 0.00 3.58 1984 2.47 0.01 6.30 1985 5.24 0.13 13.07 1986 3.26 0.17 7.92 1987 11.23 1.53 23.99 1988 3.29 0.28 6.08 1989 9.68 1.34 20.68 1990 12.27 4.85 21.38 1991 11.49 1.85 23.33 1992 20.69 8.09 33.06 1993 20.58 6.92 32.09 1994 -9999.00 -9999.00 -9999.00 1995 -9999.00 -9999.00 -9999.00 1996 24.95 15.32 30.00 1997 19.71 8.01 32.94 1998 27.40 11.02 40.41 1999 24.60 12.58 34.70 2000 37.23 22.85 44.13 2001 28.85 14.41 37.90 2002 10.47 1.27 22.92 2003 29.79 14.41 42.61 2004 14.23 2.29 22.44 2005 27.32 13.44 36.75 2006 29.59 11.02 44.44 2007 23.98 12.80 32.45 2008 23.34 9.94 35.69 2009 25.96 13.25 34.95 2010 12.50 3.35 25.62 2011 24.67 11.06 35.57 2012 13.16 3.52 21.95 2013 18.75 7.55 24.62 2014 16.31 3.93 27.32 2015 17.66 3.62 32.80 2016 16.51 6.85 28.77 2017 9.51 3.11 16.53 2018 20.95 7.29 34.14 2019 4.85 2.10 8.95 2020 22.20 6.77 35.77 2021 19.87 6.57 33.49 2022 17.27 4.00 29.70 2023 22.95 10.16 31.51