Year | Value | 2022 | 3,764 | 2021 | 3,613 | 2020 | 3,461 | 2019 | 3,300 | 2018 | 3,132 | 2017 | 2,974 | 2016 | 2,822 | 2015 | 2,671 | 2014 | 2,521 | 2013 | 2,373 | 2012 | 2,230 | 2011 | 2,100 | 2010 | 2,007 | 2009 | 1,945 | 2008 | 1,899 | 2007 | 1,867 | 2006 | 1,847 | 2005 | 1,812 | 2004 | 1,760 | 2003 | 1,707 | 2002 | 1,640 | 2001 | 1,540 | 2000 | 1,438 | 1999 | 1,354 | 1998 | 1,271 | 1997 | 1,177 | 1996 | 1,072 | 1995 | 964 | 1994 | 863 | 1993 | 782 | 1992 | 734 | 1991 | 691 | 1990 | 653 | 1989 | 651 | 1988 | 678 | 1987 | 727 | 1986 | 792 | 1985 | 836 | 1984 | 842 | 1983 | 833 | 1982 | 817 | 1981 | 807 | 1980 | 821 | 1979 | 837 | 1978 | 837 | 1977 | 819 | 1976 | 787 | 1975 | 753 | 1974 | 724 | 1973 | 690 | 1972 | 651 | 1971 | 615 | 1970 | 578 | 1969 | 540 | 1968 | 505 | 1967 | 474 | 1966 | 450 | 1965 | 432 | 1964 | 420 | 1963 | 409 | 1962 | 400 | 1961 | 389 | 1960 | 374 |
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