Year | Value | 2022 | 62.332 | 2021 | 62.736 | 2020 | 63.125 | 2019 | 63.5 | 2018 | 63.86 | 2017 | 64.207 | 2016 | 64.54 | 2015 | 64.859 | 2014 | 65.164 | 2013 | 65.455 | 2012 | 65.745 | 2011 | 66.034 | 2010 | 66.322 | 2009 | 66.609 | 2008 | 66.894 | 2007 | 67.178 | 2006 | 67.461 | 2005 | 67.743 | 2004 | 68.023 | 2003 | 68.302 | 2002 | 68.58 | 2001 | 68.856 | 2000 | 69.131 | 1999 | 69.405 | 1998 | 69.677 | 1997 | 69.948 | 1996 | 70.23 | 1995 | 70.525 | 1994 | 70.818 | 1993 | 71.11 | 1992 | 71.399 | 1991 | 71.688 | 1990 | 71.974 | 1989 | 72.259 | 1988 | 72.541 | 1987 | 72.822 | 1986 | 73.102 | 1985 | 73.379 | 1984 | 73.654 | 1983 | 73.928 | 1982 | 74.586 | 1981 | 75.497 | 1980 | 76.383 | 1979 | 77.25 | 1978 | 78.093 | 1977 | 78.913 | 1976 | 79.709 | 1975 | 80.485 | 1974 | 81.237 | 1973 | 81.967 | 1972 | 82.673 | 1971 | 83.359 | 1970 | 84.023 | 1969 | 84.664 | 1968 | 85.284 | 1967 | 85.884 | 1966 | 86.463 | 1965 | 87.022 | 1964 | 87.561 | 1963 | 88.081 | 1962 | 88.582 | 1961 | 89.064 | 1960 | 89.528 |
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