Year | Value | 2022 | 86.418 | 2021 | 86.544 | 2020 | 86.655 | 2019 | 86.75 | 2018 | 86.831 | 2017 | 86.898 | 2016 | 86.95 | 2015 | 86.988 | 2014 | 87.012 | 2013 | 87.022 | 2012 | 87.018 | 2011 | 87 | 2010 | 86.981 | 2009 | 86.963 | 2008 | 86.945 | 2007 | 86.927 | 2006 | 86.909 | 2005 | 86.891 | 2004 | 86.873 | 2003 | 86.854 | 2002 | 86.836 | 2001 | 86.818 | 2000 | 86.796 | 1999 | 86.625 | 1998 | 86.451 | 1997 | 86.276 | 1996 | 86.099 | 1995 | 85.919 | 1994 | 85.738 | 1993 | 85.555 | 1992 | 85.371 | 1991 | 85.184 | 1990 | 85.006 | 1989 | 85.209 | 1988 | 85.411 | 1987 | 85.61 | 1986 | 85.807 | 1985 | 86.002 | 1984 | 86.194 | 1983 | 86.384 | 1982 | 86.572 | 1981 | 86.758 | 1980 | 86.953 | 1979 | 87.183 | 1978 | 87.41 | 1977 | 87.634 | 1976 | 87.853 | 1975 | 88.07 | 1974 | 88.283 | 1973 | 88.493 | 1972 | 88.7 | 1971 | 88.922 | 1970 | 90.204 | 1969 | 91.351 | 1968 | 92.375 | 1967 | 93.288 | 1966 | 94.098 | 1965 | 94.53 | 1964 | 94.931 | 1963 | 95.306 | 1962 | 95.653 | 1961 | 95.976 | 1960 | 96.275 |
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