Year | Value | 2022 | 92.87396812971 | 2021 | 86.199819684137 | 2020 | 81.841814625878 | 2019 | 88.726999117253 | 2018 | 87.846344176445 | 2017 | 76.923597449865 | 2016 | 74.766213614193 | 2015 | 77.029470232308 | 2014 | 80.132030790916 | 2013 | 80.849194729136 | 2012 | 80.921539746054 | 2011 | 78.490449090548 | 2010 | 77.89874701798 | 2009 | 79.13806626716 | 2008 | 81.638241635724 | 2007 | 83.314714889678 | 2006 | 83.286935785643 | 2005 | 82.6783147007 | 2004 | 81.745211943784 | 2003 | 81.956549338879 | 2002 | 82.095414214608 | 2001 | 83.041304234746 | 2000 | 89.991279022654 | 1999 | 92.471257412562 | 1998 | 89.170845166253 | 1997 | 95.191522351062 | 1996 | 93.158176288549 | 1995 | 91.596822319315 | 1994 | 91.376982426331 | 1993 | 91.628790890833 | 1992 | 91.473597064778 | 1991 | 93.342122414415 | 1990 | 96.219703104037 | 1989 | 98.998977316308 | 1988 | 98.643967588627 | 1987 | 98.45790774917 | 1986 | 96.686400748774 | 1985 | 101.64619600576 | 1984 | 102.21159967854 | 1983 | 101.94193301923 | 1982 | 98.28086040491 | 1981 | 104.60901119976 | 1980 | 107.44799495709 | 1979 | 108.34196078431 | 1978 | 112.93596059113 | 1977 | 115.67163426127 | 1976 | 123.50422585465 | 1975 | 125.6919117378 | 1974 | 115.83905892151 | 1973 | 117.9252827602 | 1972 | 121.26119862851 | 1971 | 122.07267833109 | 1970 | 115.16078415794 | 1969 | 114.28699531464 | 1968 | 115.05188116802 | 1967 | 115.01118124947 | 1966 | 118.56174105031 | 1965 | 119.97223668228 | 1964 | 118.22602606497 | 1963 | 114.3726431265 |
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