Year | Value | 2022 | 99.346503759826 | 2021 | 99.009279498554 | 2020 | 97.659376884484 | 2019 | 99.980086581744 | 2018 | 101.15276297185 | 2017 | 100.75608560577 | 2016 | 99.511757805583 | 2015 | 102.72743439266 | 2014 | 101.6044606976 | 2013 | 102.32957946375 | 2012 | 101.42149386638 | 2011 | 102.2478392885 | 2010 | 104.51332677175 | 2009 | 101.60663314912 | 2008 | 99.729668269497 | 2007 | 98.723602481245 | 2006 | 99.043633649847 | 2005 | 100.8634814996 | 2004 | 101.55654316977 | 2003 | 102.04483058508 | 2002 | 106.39180186869 | 2001 | 104.29956297783 | 2000 | 95.20962872656 | 1999 | 96.446167518442 | 1998 | 107.61120621615 | 1997 | 101.94733389674 | 1996 | 99.669133307263 | 1995 | 103.33746398747 | 1994 | 103.21811135491 | 1993 | 103.0995367592 | 1992 | 96.539063369582 | 1991 | 97.847472806455 | 1990 | 99.066168250167 | 1989 | 104.54688324905 | 1988 | 104.65059947277 | 1987 | 106.99854872177 | 1986 | 101.85179753081 | 1985 | 96.354567450878 | 1984 | 98.305459735709 | 1983 | 99.756787417084 | 1982 | 103.09996335397 | 1981 | 100.67958201699 | 1980 | 100.72895661336 | 1979 | 100.26342477904 | 1978 | 103.83186340412 | 1977 | 101.83645658072 | 1976 | 101.94263238363 | 1975 | 103.26326276328 | 1974 | 96.100269007607 | 1973 | 98.781559375715 | 1972 | 103.14216539068 | 1971 | 106.10970249555 | 1970 | 103.56879724529 | 1969 | 103.59941170325 | 1968 | 102.87604181882 | 1967 | 101.92440600351 | 1966 | 100.62866921045 | 1965 | 101.31082390574 | 1964 | 101.32560647328 | 1963 | 99.716523251685 | 1962 | 99.495709572627 | 1961 | 100.95665245432 | 1960 | 100.4035239603 |
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