Year | Value | 2022 | 102.64801657367 | 2021 | 99.944796792738 | 2020 | 99.092459449134 | 2019 | 98.480580480869 | 2018 | 100.64910887657 | 2017 | 97.66493426872 | 2016 | 97.681853454723 | 2015 | 98.006377156449 | 2014 | 97.366500031513 | 2013 | 100.0318739357 | 2012 | 100.33610851866 | 2011 | 94.153150356051 | 2010 | 100.47379090133 | 2009 | 95.84742113667 | 2008 | 99.913283152885 | 2007 | 100.4490368958 | 2006 | 98.008516593096 | 2005 | 99.062975593752 | 2004 | 97.835718572708 | 2003 | 95.778033870625 | 2002 | 93.179625351628 | 2001 | 98.174475459809 | 2000 | 99.383874504943 | 1999 | 98.418559424264 | 1998 | 99.284926296331 | 1997 | 97.682388253311 | 1996 | 96.694676597208 | 1995 | 92.683750544347 | 1994 | 88.781851448333 | 1993 | 96.463617149415 | 1992 | 97.743978571041 | 1991 | 96.974371392245 | 1990 | 95.421747385822 | 1989 | 97.021874872997 | 1988 | 97.40201453391 | 1987 | 96.190270048219 | 1986 | 90.685539311672 | 1985 | 85.622688791811 | 1984 | 86.479349374134 | 1983 | 98.760457136482 | 1982 | 102.90356693401 | 1981 | 107.10919475247 | 1980 | 106.17703103178 | 1979 | 103.05928182945 | 1978 | 100.91428929691 | 1977 | 93.704522478156 | 1976 | 94.506283334241 | 1975 | 99.856207568056 | 1974 | 92.679296175413 | 1973 | 97.478088921124 | 1972 | 95.494531786463 | 1971 | 96.217309381479 | 1970 | 93.33830773042 | 1969 | 90.307998366724 | 1968 | 87.295077306039 | 1967 | 92.567563721238 | 1966 | 92.289344954991 | 1965 | 93.300801090874 | 1964 | 88.539173804768 | 1963 | 88.434304606053 | 1962 | 89.655514489727 | 1961 | 92.612410431756 | 1960 | 87.634529609441 |
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