Year | Value | 2014 | 2,610.9992816757 | 2013 | 2,560.095559742 | 2012 | 2,492.8378641725 | 2011 | 2,422.5762211165 | 2010 | 2,366.3801201967 | 2009 | 2,189.997777527 | 2008 | 2,222.4157920933 | 2007 | 2,160.2326325991 | 2006 | 2,065.1922017737 | 2005 | 2,008.5672100652 | 2004 | 1,948.5817401879 | 2003 | 1,873.8123686828 | 2002 | 1,797.2681623668 | 2001 | 1,737.9761565953 | 2000 | 1,885.6654649711 | 1999 | 1,820.0459320469 | 1998 | 1,795.0792319664 | 1997 | 1,748.4233613654 | 1996 | 1,672.631979251 | 1995 | 1,619.4506242253 | 1994 | 1,551.6975251507 | 1993 | 1,522.1450904004 | 1992 | 1,478.3311874173 | 1991 | 1,469.859301877 | 1990 | 1,444.2514290331 | 1989 | 1,433.521015269 | 1988 | 1,403.7344093851 | 1987 | 1,352.9869780259 | 1986 | 1,339.6197763939 | 1985 | 1,268.8987052355 | 1984 | 1,195.0367011723 | 1983 | 1,098.7775979927 | 1982 | 1,043.0320611561 | 1981 | 1,008.5080810552 | 1980 | 1,003.3986629785 | 1979 | 929.33031731993 | 1978 | 848.9223386106 | 1977 | 779.71817524901 | 1976 | 712.37748649198 | 1975 | 642.60045134101 | 1974 | 596.65223699801 | 1973 | 547.09842593544 | 1972 | 492.45810988304 | 1971 | 453.90994141645 |
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