Year | Value | 2022 | 61.813 | 2021 | 62.372 | 2020 | 62.926 | 2019 | 63.472 | 2018 | 64.012 | 2017 | 64.545 | 2016 | 65.074 | 2015 | 65.6 | 2014 | 66.122 | 2013 | 66.64 | 2012 | 67.154 | 2011 | 67.664 | 2010 | 68.17 | 2009 | 68.672 | 2008 | 69.168 | 2007 | 69.636 | 2006 | 69.818 | 2005 | 70.001 | 2004 | 70.182 | 2003 | 70.363 | 2002 | 70.543 | 2001 | 70.723 | 2000 | 70.902 | 1999 | 71.08 | 1998 | 71.258 | 1997 | 71.465 | 1996 | 71.987 | 1995 | 72.505 | 1994 | 73.016 | 1993 | 73.521 | 1992 | 74.02 | 1991 | 74.513 | 1990 | 75 | 1989 | 76.455 | 1988 | 77.848 | 1987 | 79.185 | 1986 | 80.459 | 1985 | 81.674 | 1984 | 82.828 | 1983 | 83.926 | 1982 | 84.965 | 1981 | 85.949 | 1980 | 86.842 | 1979 | 87.331 | 1978 | 87.803 | 1977 | 88.261 | 1976 | 88.703 | 1975 | 89.131 | 1974 | 89.544 | 1973 | 89.944 | 1972 | 90.329 | 1971 | 90.702 | 1970 | 91.01 | 1969 | 91.247 | 1968 | 91.478 | 1967 | 91.704 | 1966 | 91.925 | 1965 | 92.14 | 1964 | 92.35 | 1963 | 92.555 | 1962 | 92.754 | 1961 | 92.949 | 1960 | 93.132 |
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