Year | Value | 2022 | 108.77517968093 | 2021 | 110.23684292097 | 2020 | 99.346261543821 | 2019 | 98.393465573986 | 2018 | 98.037945639283 | 2017 | 97.121702641528 | 2016 | 97.303932508023 | 2015 | 97.319264387234 | 2014 | 95.106259786922 | 2013 | 96.123036242028 | 2012 | 94.844205028643 | 2011 | 96.753152630816 | 2010 | 95.151411515981 | 2009 | 97.994523195876 | 2008 | 103.78200942994 | 2007 | 97.295743116073 | 2006 | 99.76155096051 | 2005 | 97.325089615941 | 2004 | 99.267857498102 | 2003 | 100.68302034472 | 2002 | 101.67510427055 | 2001 | 102.89087947883 | 2000 | 102.81568309265 | 1999 | 102.79393495879 | 1998 | 103.99946749209 | 1997 | 102.9066252905 | 1996 | 101.99713769258 | 1995 | 101.91745896817 | 1994 | 100.46670820682 | 1993 | 103.71791024193 | 1992 | 102.39724635829 | 1991 | 106.70109099529 | 1990 | 109.70536723055 | 1989 | 114.46185350656 | 1988 | 111.42750292669 | 1987 | 111.79024540807 | 1986 | 113.216892641 | 1985 | 111.46223999068 | 1984 | 112.47174711902 | 1983 | 112.07372548828 | 1982 | 112.20297009676 | 1981 | 112.28551520134 | 1980 | 112.09923929299 | 1979 | 112.22663898539 | 1978 | 112.17761846067 | 1977 | 112.19839686533 | 1976 | 112.19748170632 | 1975 | 112.17987526399 | 1974 | 112.19600262379 | 1973 | 112.18987442383 | 1972 | 112.19232595073 | 1971 | 112.19111127746 | 1970 | 112.18983780306 |
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