Year | Value | 2014 | 204.51619021649 | 2013 | 233.87931856809 | 2012 | 180.86905694233 | 2011 | 181.11440707406 | 2010 | 238.48257670785 | 2009 | 212.69610562211 | 2008 | 215.95435450223 | 2007 | 198.52891618935 | 2006 | 182.59790520915 | 2005 | 173.21218455085 | 2004 | 163.40778741322 | 2003 | 155.77944978302 | 2002 | 145.67166207552 | 2001 | 137.95836352859 | 2000 | 133.39631858369 | 1999 | 123.60228395381 | 1998 | 125.05584777216 | 1997 | 127.94674235845 | 1996 | 114.90083919143 | 1995 | 118.54684298704 | 1994 | 112.58154366077 | 1993 | 124.23232993598 | 1992 | 120.4813350579 | 1991 | 118.02083945776 | 1990 | 109.98031344913 | 1989 | 94.155214093575 | 1988 | 95.662971842472 | 1987 | 87.364734675147 | 1986 | 84.776481399238 | 1985 | 74.567918326475 | 1984 | 73.030572046777 | 1983 | 67.693028428825 | 1982 | 66.347308203607 | 1981 | 56.983315851804 | 1980 | 54.644583157431 | 1979 | 44.270050906064 | 1978 | 41.786119834931 | 1977 | 37.972339366823 | 1976 | 37.183515472851 | 1975 | 32.715277665509 | 1974 | 31.454000490158 | 1973 | 27.771276842422 | 1972 | 29.795581523136 | 1971 | 29.75429501113 |
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