Column ozone levels over Hobart, January 2003–2015
OzoneOzone, 5-year running mean
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003269.331
2004281.959
2005269.536268.993
2006264.572267.545
2007259.566263.76
2008262.09263.134
2009263.034262.33
2010266.406262.283
2011260.556264.829
2012259.327264.812
2013274.821266.124
2014262.95
2015272.965