Year | Value | 2020 | 98.114586360879 | 2019 | 94.479280462359 | 2018 | 88.208025061365 | 2017 | 96.298091150979 | 2016 | 96.972840951094 | 2015 | 96.609911438014 | 2014 | 99.761611493195 | 2013 | 100.34160311048 | 2012 | 103.52352739389 | 2011 | 95.338001902417 | 2010 | 109.53300571918 | 2009 | 105.57106912601 | 2008 | 100.15479166936 | 2007 | 101.23977203843 | 2006 | 104.76113963686 | 2005 | 104.08458819576 | 2004 | 102.82722332907 | 2003 | 99.416963416968 | 2002 | 99.911035371483 | 2001 | 101.52747603067 | 2000 | 106.89047625733 | 1999 | 101.1552942416 | 1998 | 110.06413866995 | 1997 | 94.867116590641 | 1996 | 98.259287958122 | 1995 | 101.17503876018 | 1994 | 96.08425933382 | 1993 | 92.989958780904 | 1992 | 97.099932688602 | 1991 | 96.819260542343 | 1990 | 97.172705309931 | 1989 | 98.316606462195 | 1988 | 94.025447551044 | 1987 | 92.374685203827 | 1986 | 102.82023227141 | 1985 | 122.50075330189 | 1984 | 100.15568860877 | 1983 | 103.58258119414 | 1982 | 105.18548502847 | 1981 | 98.779708019048 | 1979 | 110.73491877493 | 1978 | 105.81904551584 | 1977 | 103.51749065978 | 1976 | 106.40415533288 | 1975 | 105.36436211965 | 1974 | 117.41458719782 | 1973 | 113.7767680369 | 1972 | 108.52225323243 | 1971 | 102.15342343961 | 1970 | 96.615607391027 |
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