Year | Value | 2022 | 84.594226221755 | 2021 | 88.292210478805 | 2020 | 84.662962574693 | 2019 | 76.095858538855 | 2018 | 75.873258444806 | 2017 | 79.366417603727 | 2016 | 81.976696140815 | 2015 | 84.937921337736 | 2014 | 82.535680939042 | 2013 | 81.989622273057 | 2012 | 81.685383527238 | 2011 | 80.304767433423 | 2010 | 82.32198904548 | 2009 | 77.692587381634 | 2008 | 73.820222842156 | 2007 | 77.203296911036 | 2006 | 77.103947666166 | 2005 | 80.395383331788 | 2004 | 82.864005097664 | 2003 | 85.090435914118 | 2002 | 87.237709627117 | 2001 | 97.025080042689 | 2000 | 92.104911727785 | 1999 | 100.81519382534 | 1998 | 96.352438185786 | 1997 | 74.514332721635 | 1996 | 82.027397260274 | 1995 | 80.767717239652 | 1994 | 79.888986913689 | 1993 | 82.54840827043 | 1992 | 83.103462820026 | 1991 | 83.549032688459 | 1990 | 86.883504476706 | 1989 | 86.761414503133 | 1988 | 91.823899371069 | 1987 | 89.458224543081 | 1986 | 95.201181247693 | 1985 | 88.677490880481 | 1984 | 79.465718072121 | 1983 | 83.411923703386 |
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