Year | Value | 2014 | 232.70782576877 | 2013 | 218.30646844714 | 2012 | 218.26152128734 | 2011 | 206.27716319195 | 2010 | 205.26537612845 | 2009 | 194.5874831458 | 2008 | 162.72311575349 | 2007 | 186.01040880003 | 2006 | 161.23036525336 | 2005 | 161.92735284681 | 2004 | 141.79304739243 | 2003 | 128.80343905182 | 2002 | 148.80733133941 | 2001 | 125.77949325354 | 2000 | 103.56247707843 | 1999 | 119.42737317594 | 1998 | 123.30581375035 | 1997 | 118.54337698816 | 1996 | 110.92989671533 | 1995 | 110.04692516728 | 1994 | 110.60952023625 | 1993 | 104.80017753809 | 1992 | 109.47375601823 | 1991 | 102.65286733574 | 1990 | 103.50317097888 | 1989 | 100.38471245994 | 1988 | 104.16613951009 | 1987 | 102.89678323816 | 1986 | 101.02989397077 | 1985 | 103.36305660201 | 1984 | 108.80190028038 | 1983 | 104.02027001847 | 1982 | 94.368010609161 | 1981 | 104.06646993718 | 1980 | 100.80876682126 | 1979 | 99.919597072428 | 1978 | 95.155271500812 | 1977 | 89.670943430633 | 1976 | 84.536482413806 | 1975 | 81.221540269442 | 1974 | 77.981504741703 | 1973 | 78.373206924755 | 1972 | 72.94777198512 | 1971 | 72.022150812606 |
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