Year | Value | 2022 | 129.44176720566 | 2021 | 120.77921074731 | 2020 | 116.19964268334 | 2019 | 114.24091176441 | 2018 | 112.42011964259 | 2017 | 110.65157873712 | 2016 | 108.64086696189 | 2015 | 107.94329391226 | 2014 | 107.6282610111 | 2013 | 106.32313652961 | 2012 | 105.13051217227 | 2011 | 104.02790667392 | 2010 | 100 | 2009 | 97.749776815026 | 2008 | 95.724578707326 | 2007 | 92.079209423096 | 2006 | 89.942057428887 | 2005 | 87.013696770798 | 2004 | 84.448962093315 | 2003 | 82.558174308292 | 2002 | 81.135404585527 | 2001 | 79.019966916759 | 2000 | 76.998137274484 | 1999 | 75.035775806418 | 1998 | 75.121615119858 | 1997 | 74.183018851268 | 1996 | 73.312688493366 | 1995 | 71.67441698788 | 1994 | 69.080483425826 | 1993 | 67.895451219876 | 1992 | 67.031940556103 | 1991 | 66.358691633957 | 1990 | 64.675578984307 | 1989 | 60.958084261845 | 1988 | 57.662122227016 | 1987 | 54.206333266755 | 1986 | 46.83283142003 | 1985 | 41.366863128297 | 1984 | 35.841018363516 | 1983 | 33.757742504682 | 1982 | 31.449044304838 | 1981 | 27.073040800089 | 1980 | 23.466241962306 | 1979 | 20.030843115033 | 1978 | 17.617339017148 | 1977 | 15.735862100929 | 1976 | 13.757102468663 | 1975 | 11.767575333895 | 1974 | 10.260781296382 | 1973 | 9.234845216117 | 1972 | 8.5376070818882 | 1971 | 7.9840860009777 | 1970 | 7.232776410038 | 1969 | 6.7902439199337 | 1968 | 6.4715065344367 | 1967 | 6.2039949282663 | 1966 | 5.8496842305057 | 1965 | 5.6928196786799 | 1964 | 5.5057619794328 | 1963 | 5.3208668846468 | 1962 | 5.2181477247271 | 1961 | 5.0819091612328 | 1960 | 4.9921648004467 |
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