Year | Value | 2022 | 61.788407289738 | 2021 | 63.336929157119 | 2020 | 67.046037039996 | 2019 | 70.163636575848 | 2018 | 69.226954381086 | 2017 | 72.674202130184 | 2016 | 73.160785352941 | 2015 | 72.702181940898 | 2014 | 76.645421620217 | 2013 | 77.057180042212 | 2012 | 75.426857625542 | 2011 | 72.5444470027 | 2010 | 73.687634201592 | 2009 | 76.403010681865 | 2008 | 80.223814126807 | 2007 | 68.968043723157 | 2006 | 70.392295353804 | 2005 | 71.251956770072 | 2004 | 75.209558048274 | 2003 | 74.173969934969 | 2002 | 83.096426573389 | 2001 | 85.464329933816 | 2000 | 87.533417374861 | 1999 | 83.977914907437 | 1998 | 80.436090215083 | 1997 | 86.709797369108 | 1996 | 84.415645631225 | 1995 | 83.001254184969 | 1994 | 84.051053969867 | 1993 | 89.837331538728 | 1992 | 87.670895735055 | 1991 | 86.470306635363 | 1990 | 89.747958287643 | 1989 | 89.620525701983 | 1988 | 89.727000335003 | 1987 | 95.162625275799 | 1986 | 95.8109882693 | 1985 | 99.245524046321 | 1984 | 101.07595422042 | 1983 | 100.88076094382 | 1982 | 102.73563028969 | 1981 | 102.0950843437 | 1980 | 105.17595942728 | 1979 | 105.91877471477 | 1978 | 104.65333144284 | 1977 | 103.22750287406 | 1976 | 108.2001413013 | 1975 | 109.36359597048 | 1974 | 115.18228720171 | 1973 | 111.29035361114 | 1972 | 114.41166905556 | 1971 | 118.43028037923 | 1970 | 117.15510349872 | 1969 | 107.48430519749 | 1968 | 108.23251764275 | 1967 | 107.79703949972 | 1966 | 108.81897270886 | 1965 | 110.91634267328 | 1964 | 112.30089142189 | 1963 | 110.39515841937 | 1962 | 112.02704305539 | 1961 | 110.86854359807 | 1960 | 108.2877537777 |
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