Year | Value | 2019 | 91.065607494382 | 2018 | 93.348194699335 | 2017 | 95.938020694239 | 2016 | 96.519837073752 | 2015 | 97.434798429817 | 2014 | 99.863056581878 | 2013 | 102.25792153978 | 2012 | 96.373467229557 | 2011 | 93.850124380634 | 2010 | 85.190756024357 | 2009 | 89.46215485666 | 2008 | 92.766587958826 | 2007 | 107.25726014524 | 2006 | 105.65880435393 | 2005 | 107.34852558932 | 2004 | 102.85629534415 | 2003 | 100.12312033976 | 2002 | 99.100677068001 | 2001 | 103.96153181325 | 2000 | 104.31260106356 | 1999 | 96.298219199418 | 1998 | 97.666583478912 | 1997 | 96.544877659471 | 1996 | 94.769525205636 | 1995 | 88.175281566165 | 1994 | 89.975443508595 | 1993 | 93.988775615282 | 1992 | 98.507090627077 | 1991 | 97.515212981744 | 1990 | 98.978667922205 | 1989 | 95.106163677592 | 1988 | 98.569969356486 | 1987 | 102.09472165129 | 1986 | 105.40058022763 | 1985 | 115.5434892926 | 1984 | 110.55663193172 | 1983 | 112.52658681294 | 1982 | 114.21125992364 | 1981 | 108.87753693221 | 1980 | 107.73456949094 | 1979 | 120.46819338422 | 1978 | 113.30315604174 | 1977 | 109.53070683662 | 1976 | 113.31100141044 |
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