Column ozone levels over Darwin, January 1991–2015
OzoneOzone, 5-year running mean
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991247.832
1992256.451
1993256.118251.745
1994249.811251.622
1995249.802
1996247.216248.259
1997247.352248.898
1998248.4249.933
1999253.006249.925
2000253.69252.137
2001247.178252.157
2002258.412252.286
2003248.498252.123
2004253.654252.935
2005252.87249.142
2006251.243250.962
2007239.447250.34
2008257.596249.032
2009250.544249.049
2010246.332252.651
2011251.326252.042
2012257.457253.158
2013254.551254.093
2014256.122
2015251.007