Year | Value | 2022 | 85.953198964243 | 2021 | 88.560547555145 | 2020 | 92.495451891961 | 2019 | 91.34717733758 | 2018 | 90.394282457764 | 2017 | 91.106428383922 | 2016 | 92.230376799941 | 2015 | 91.805395218736 | 2014 | 92.239222965588 | 2013 | 91.054867475573 | 2012 | 88.811696482097 | 2011 | 89.273599441499 | 2010 | 89.266697320604 | 2009 | 91.928840424639 | 2008 | 93.472690242034 | 2007 | 92.244353348634 | 2006 | 88.150366376964 | 2005 | 87.976716163265 | 2004 | 88.415257247281 | 2003 | 91.428855988597 | 2002 | 91.369820178413 | 2001 | 88.835500639809 | 2000 | 92.427239479728 | 1999 | 97.592731191134 | 1998 | 105.46070656467 | 1997 | 108.37186862407 | 1996 | 103.59102641173 | 1995 | 105.41646310795 | 1994 | 115.8061213998 | 1993 | 138.49164108727 | 1992 | 186.91212363838 | 1991 | 117.0999081071 | 1990 | 81.868022353364 | 1989 | 73.637758589315 | 1988 | 76.625740940372 | 1987 | 74.290071649255 | 1986 | 72.03397599682 | 1985 | 71.96426484746 | 1984 | 72.711026508601 | 1983 | 68.934711556808 | 1982 | 68.983982495845 | 1981 | 65.694821376085 | 1980 | 67.415421055405 |
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