Year | Value | 2021 | 15,300.72918 | 2020 | 12,171.5568 | 2019 | 14,765.599581457 | 2018 | 15,962.90443 | 2017 | 16,616.24461 | 2016 | 16,138.874 | 2015 | 15,962.692 | 2014 | 15,527.192868 | 2013 | 14,082.25474 | 2012 | 12,032.543632735 | 2011 | 10,434.849189476 | 2010 | 9,774.1504148785 | 2009 | 8,959.601 | 2008 | 9,289.48 | 2007 | 6,538.02 | 2006 | 5,735.78 | 2005 | 4,641.933 | 2004 | 3,733.658 | 2003 | 2,772.739 | 2002 | 2,079.338 | 2001 | 1,631.164 | 2000 | 1,456.349 | 1999 | 1,129.6999511719 | 1998 | 902 | 1997 | 809.4000244141 | 1996 | 651.299987793 | 1995 | 557.200012207 | 1994 | 465.8999938965 | 1993 | 365.3999938965 | 1992 | 267 | 1991 | 184.3999938965 | 1990 | 145.1000061035 | 1989 | 117.8000030518 | 1988 | 96.1999969482 | 1987 | 68.0999984741 | 1986 | 48.5999984741 | 1985 | 32.5999984741 | 1984 | 30.7000007629 | 1983 | 23.7999992371 | 1982 | 21.6000003815 | 1981 | 21.3999996185 | 1980 | 26.2000007629 | 1979 | 14 | 1978 | 9.6000003815 | 1977 | 8.1999998093 | 1976 | 6.8000001907 | 1975 | 4 | 1974 | 2.2000000477 |
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