Year | Value | 2022 | 123.01858002395 | 2021 | 115.88716631918 | 2020 | 114.17691917622 | 2019 | 113.45247412436 | 2018 | 111.61961308598 | 2017 | 110.34204680035 | 2016 | 108.85685344198 | 2015 | 108.16169522902 | 2014 | 106.98428157561 | 2013 | 106.65332939171 | 2012 | 105.40920107357 | 2011 | 102.96298528193 | 2010 | 100 | 2009 | 98.506993396483 | 2008 | 96.495706879479 | 2007 | 92.55417469414 | 2006 | 91.412235462873 | 2005 | 88.945094172097 | 2004 | 86.347781800876 | 2003 | 84.003391233594 | 2002 | 82.922220005766 | 2001 | 81.146340077803 | 2000 | 78.836821353754 | 1999 | 77.011951634675 | 1998 | 75.402287069428 | 1997 | 73.645653130833 | 1996 | 71.422916322475 | 1995 | 69.985415880294 | 1994 | 67.018734101128 | 1993 | 64.360688005994 | 1992 | 61.799221784776 | 1991 | 60.806128733434 | 1990 | 59.298642875373 | 1989 | 57.58077466929 | 1988 | 57.096770281219 | 1987 | 56.565986521669 | 1986 | 56.32282642226 | 1985 | 55.203363641151 | 1984 | 55.333512189522 | 1983 | 55.579451261772 | 1982 | 56.073457050372 | 1981 | 52.990354257008 | 1980 | 47.520823500079 | 1979 | 41.055681076972 | 1978 | 38.317115654043 | 1977 | 36.594428801515 | 1976 | 33.255456343136 | 1975 | 33.073054205832 | 1974 | 30.40035622151 | 1973 | 28.343836228028 | 1972 | 26.320014041923 | 1971 | 25.461266362671 | 1970 | 24.883031452405 | 1969 | 23.991585965673 | 1968 | 23.444327925567 | 1967 | 22.976232998163 | 1966 | 22.817906772758 | 1965 | 22.699162103627 | 1964 | 22.341207159206 | 1963 | 21.86450754562 | 1962 | 21.461808233106 | 1961 | 21.425668551178 | 1960 | 20.900782695204 |
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