Year | Value | 2022 | 71.624224567171 | 2021 | 85.150109934687 | 2020 | 100.93327459321 | 2019 | 97.613942084613 | 2018 | 93.561085293469 | 2017 | 95.64422168076 | 2016 | 97.240563729226 | 2015 | 93.281511017087 | 2014 | 89.682064763601 | 2013 | 88.250173524877 | 2012 | 85.924322563041 | 2011 | 86.276165696713 | 2010 | 87.939014743119 | 2009 | 87.844138980339 | 2008 | 82.349154410433 | 2007 | 86.026792939843 | 2006 | 82.585192579705 | 2005 | 83.585381743052 | 2004 | 86.451603161528 | 2003 | 86.976316040626 | 2002 | 86.579249366267 | 2001 | 83.188060570317 | 2000 | 83.08676775789 | 1999 | 92.733621116448 | 1998 | 98.113317802185 | 1997 | 92.08167592479 | 1996 | 91.336737867318 | 1995 | 94.061806303977 | 1994 | 94.146506739542 | 1993 | 93.863579771359 | 1992 | 93.518945557273 | 1991 | 92.41007635868 | 1990 | 93.929941682525 | 1989 | 96.776483272089 | 1988 | 100.84432089916 | 1987 | 102.41764507603 | 1986 | 103.61772914118 | 1985 | 92.985088957721 | 1984 | 91.461363196614 | 1983 | 92.411104464069 | 1982 | 95.129165893774 | 1981 | 93.015043299828 | 1980 | 94.228648449945 | 1979 | 97.895319753073 | 1978 | 99.853620734193 | 1977 | 109.10086528366 | 1976 | 108.35768079584 | 1975 | 105.78356580486 | 1974 | 102.68189042353 | 1973 | 100.38405886337 | 1972 | 99.243629877057 | 1971 | 102.54234817342 | 1970 | 100.62383917841 |
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