Year | Value | 2021 | 149.000507 | 2020 | 135.059286 | 2019 | 138.653502 | 2018 | 163.646108143 | 2017 | 166.75235 | 2016 | 128.008190221 | 2015 | 107.696809 | 2014 | 96.01941 | 2013 | 99.153358 | 2012 | 98.30421 | 2011 | 82.068191 | 2010 | 79.124198 | 2009 | 133.082 | 2008 | 127.4 | 2007 | 141.386 | 2006 | 138.614 | 2005 | 121.548 | 2004 | 117.325 | 2003 | 75.356 | 2002 | 92.146 | 2001 | 101.24 | 2000 | 99.598 | 1999 | 55.4000015259 | 1998 | 54 | 1997 | 55.5999984741 | 1996 | 52.9000015259 | 1995 | 45.0999984741 | 1994 | 40.7999992371 | 1993 | 35.2999992371 | 1992 | 30.7999992371 | 1991 | 31.1000003815 | 1990 | 35.5 | 1989 | 33.0999984741 | 1988 | 34.2999992371 | 1987 | 25.7999992371 | 1986 | 20.1000003815 | 1985 | 17.8999996185 | 1984 | 24.7000007629 | 1983 | 23.2000007629 | 1982 | 19.1000003815 | 1981 | 25 | 1980 | 22.6000003815 | 1979 | 38.4000015259 | 1978 | 34.2000007629 | 1977 | 28.2000007629 | 1976 | 27.3999996185 | 1975 | 20.6000003815 | 1974 | 28 | 1973 | 29.2000007629 | 1972 | 17.5 | 1971 | 17.7000007629 | 1970 | 10.6999998093 |
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