Name: SH ozone mass deficit Units: million tons Month: October Source: toms+omi+omps Missing: -9999.0 Year Data Minumum Maximum 1979 0.00 0.00 0.01 1980 0.26 0.01 0.63 1981 0.11 0.00 0.56 1982 1.47 0.01 3.61 1983 4.41 1.95 6.91 1984 5.62 1.56 9.04 1985 12.14 8.76 14.25 1986 7.29 1.75 10.33 1987 21.33 15.89 25.69 1988 2.36 0.00 5.07 1989 17.53 8.49 23.13 1990 17.64 11.91 23.86 1991 17.55 7.81 26.14 1992 19.36 8.98 29.81 1993 -9999.00 -9999.00 -9999.00 1994 28.86 19.91 40.79 1995 -9999.00 -9999.00 -9999.00 1996 25.49 16.95 33.30 1997 27.83 23.76 33.85 1998 30.75 16.34 40.12 1999 28.37 21.41 33.37 2000 22.74 8.18 39.60 2001 27.55 17.91 34.95 2002 4.76 1.35 7.36 2003 22.34 9.83 39.24 2004 12.34 5.09 21.96 2005 23.50 8.44 36.03 2006 33.16 23.78 43.48 2007 19.26 10.07 28.68 2008 25.04 15.00 38.88 2009 20.19 11.96 31.36 2010 18.50 11.34 26.56 2011 29.21 23.47 36.81 2012 9.06 3.63 17.03 2013 12.33 4.22 22.06 2014 17.52 12.70 30.13 2015 33.02 26.59 37.13 2016 17.97 8.08 27.11 2017 12.12 3.96 18.15 2018 26.78 21.52 30.89 2019 3.67 0.73 5.31 2020 30.78 24.42 35.93 2021 29.69 23.85 35.19 2022 28.55 24.86 33.85 2023 21.58 16.13 30.75