Year | Value | 2022 | 90.735 | 2021 | 90.423 | 2020 | 90.092 | 2019 | 89.741 | 2018 | 89.37 | 2017 | 88.976 | 2016 | 88.559 | 2015 | 88.118 | 2014 | 87.651 | 2013 | 87.156 | 2012 | 86.634 | 2011 | 86.092 | 2010 | 85.533 | 2009 | 84.955 | 2008 | 84.359 | 2007 | 83.742 | 2006 | 83.107 | 2005 | 82.452 | 2004 | 81.778 | 2003 | 81.083 | 2002 | 80.368 | 2001 | 79.633 | 2000 | 78.879 | 1999 | 78.102 | 1998 | 77.306 | 1997 | 76.49 | 1996 | 75.654 | 1995 | 74.797 | 1994 | 73.921 | 1993 | 72.999 | 1992 | 71.749 | 1991 | 70.462 | 1990 | 69.143 | 1989 | 67.792 | 1988 | 66.412 | 1987 | 65 | 1986 | 63.711 | 1985 | 62.402 | 1984 | 61.076 | 1983 | 59.73 | 1982 | 58.372 | 1981 | 57 | 1980 | 54.682 | 1979 | 52.337 | 1978 | 49.985 | 1977 | 47.633 | 1976 | 45.295 | 1975 | 42.971 | 1974 | 40.681 | 1973 | 38.43 | 1972 | 36.231 | 1971 | 34.082 | 1970 | 32 | 1969 | 30.237 | 1968 | 28.533 | 1967 | 26.883 | 1966 | 25.297 | 1965 | 23.775 | 1964 | 22.318 | 1963 | 20.923 | 1962 | 19.594 | 1961 | 18.33 | 1960 | 17.398 |
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