Year | Value | 2022 | 133.66007027927 | 2021 | 123.84871462918 | 2020 | 120.80636212317 | 2019 | 119.62271130017 | 2018 | 117.57906417607 | 2017 | 114.94359164047 | 2016 | 112.0769373035 | 2015 | 110.95801738487 | 2014 | 110.55113741446 | 2013 | 108.9698538931 | 2012 | 106.52857407065 | 2011 | 103.85611244683 | 2010 | 100 | 2009 | 97.567967449602 | 2008 | 95.690771222489 | 2007 | 92.435731459219 | 2006 | 90.281117070464 | 2005 | 88.117255409654 | 2004 | 86.314037358979 | 2003 | 85.130386535972 | 2002 | 83.974477529129 | 2001 | 82.716848529684 | 2000 | 81.468466802293 | 1999 | 80.515997780655 | 1998 | 79.128906972443 | 1997 | 77.714074348067 | 1996 | 76.040318106159 | 1995 | 73.931940077677 | 1994 | 71.990012946181 | 1993 | 70.427223968929 | 1992 | 68.670242278528 | 1991 | 65.655631588681 | 1990 | 61.096726465693 | 1989 | 56.537821342704 | 1988 | 53.458479748474 | 1987 | 51.325715738857 | 1986 | 49.28108193083 | 1985 | 47.647898095062 | 1984 | 44.920591825411 | 1983 | 42.797530053634 | 1982 | 40.911781949325 | 1981 | 37.672384871463 | 1980 | 33.673150545589 | 1979 | 28.54481135565 | 1978 | 25.167068614759 | 1977 | 23.246202145367 | 1976 | 20.067462548548 | 1975 | 17.216493434437 | 1974 | 13.861097651193 | 1973 | 11.944690216386 | 1972 | 10.938758368781 | 1971 | 10.216350194193 | 1970 | 9.3347027002034 | 1969 | 8.7759742925837 | 1968 | 8.3226666358424 | 1967 | 7.9492560569632 | 1966 | 7.7567251710745 | 1965 | 7.4648770112817 | 1964 | 7.1247571666358 | 1963 | 6.8983808026632 | 1962 | 6.7618891252081 | 1961 | 6.4895550212687 | 1960 | 6.2732837987794 |
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