Year | Value | 2014 | 3,064.325218198 | 2013 | 2,948.927673973 | 2012 | 2,735.0405221332 | 2011 | 2,598.2456081345 | 2010 | 2,348.3404850165 | 2009 | 2,097.2842631296 | 2008 | 1,967.0045468821 | 2007 | 1,877.6654076215 | 2006 | 1,665.4206208227 | 2005 | 1,476.0141867346 | 2004 | 1,330.7031662335 | 2003 | 1,172.8320509481 | 2002 | 1,033.2681633696 | 2001 | 942.10703652862 | 2000 | 876.21243925551 | 1999 | 809.03253474268 | 1998 | 773.49120351125 | 1997 | 760.24825560629 | 1996 | 726.8906579972 | 1995 | 677.72038130709 | 1994 | 638.88381396859 | 1993 | 580.55109789003 | 1992 | 530.98557138252 | 1991 | 484.28950702593 | 1990 | 451.06272423289 | 1989 | 426.9226090718 | 1988 | 401.54316626496 | 1987 | 370.14230124377 | 1986 | 340.24332954953 | 1985 | 317.78751287434 | 1984 | 294.29954820257 | 1983 | 278.36769921132 | 1982 | 262.58835417986 | 1981 | 250.50652728016 | 1980 | 247.72842749201 | 1979 | 234.62318845783 | 1978 | 216.77534650655 | 1977 | 195.1777230752 | 1976 | 180.63793086362 | 1975 | 175.32338781596 | 1974 | 155.12335521762 | 1973 | 156.28825994496 | 1972 | 144.07792933257 | 1971 | 133.14445418306 |
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