Year | Value | 2022 | 56.079 | 2021 | 56.642 | 2020 | 57.2 | 2019 | 57.752 | 2018 | 58.298 | 2017 | 58.838 | 2016 | 59.372 | 2015 | 59.9 | 2014 | 60.421 | 2013 | 60.939 | 2012 | 61.454 | 2011 | 61.968 | 2010 | 62.467 | 2009 | 62.942 | 2008 | 63.413 | 2007 | 63.884 | 2006 | 64.351 | 2005 | 64.815 | 2004 | 65.276 | 2003 | 65.735 | 2002 | 66.191 | 2001 | 66.644 | 2000 | 67.093 | 1999 | 67.54 | 1998 | 67.984 | 1997 | 68.424 | 1996 | 68.861 | 1995 | 69.295 | 1994 | 69.725 | 1993 | 70.152 | 1992 | 70.575 | 1991 | 70.995 | 1990 | 71.411 | 1989 | 71.824 | 1988 | 72.232 | 1987 | 72.638 | 1986 | 73.04 | 1985 | 73.438 | 1984 | 73.831 | 1983 | 74.222 | 1982 | 74.609 | 1981 | 74.98 | 1980 | 75.337 | 1979 | 75.692 | 1978 | 76.042 | 1977 | 76.389 | 1976 | 76.732 | 1975 | 77.073 | 1974 | 77.409 | 1973 | 77.742 | 1972 | 78.071 | 1971 | 78.398 | 1970 | 78.72 | 1969 | 79.902 | 1968 | 81.3 | 1967 | 82.626 | 1966 | 83.875 | 1965 | 85.05 | 1964 | 86.153 | 1963 | 87.189 | 1962 | 88.156 | 1961 | 89.06 | 1960 | 89.902 |
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