Year | Value | 2022 | 2,537 | 2021 | 2,432 | 2020 | 2,317 | 2019 | 2,204 | 2018 | 2,095 | 2017 | 1,981 | 2016 | 1,868 | 2015 | 1,773 | 2014 | 1,703 | 2013 | 1,659 | 2012 | 1,634 | 2011 | 1,617 | 2010 | 1,590 | 2009 | 1,548 | 2008 | 1,494 | 2007 | 1,429 | 2006 | 1,357 | 2005 | 1,292 | 2004 | 1,233 | 2003 | 1,183 | 2002 | 1,152 | 2001 | 1,144 | 2000 | 1,145 | 1999 | 1,141 | 1998 | 1,129 | 1997 | 1,106 | 1996 | 1,076 | 1995 | 1,038 | 1994 | 995 | 1993 | 957 | 1992 | 932 | 1991 | 921 | 1990 | 916 | 1989 | 912 | 1988 | 911 | 1987 | 913 | 1986 | 912 | 1985 | 909 | 1984 | 905 | 1983 | 895 | 1982 | 877 | 1981 | 853 | 1980 | 823 | 1979 | 789 | 1978 | 787 | 1977 | 823 | 1976 | 852 | 1975 | 860 | 1974 | 851 | 1973 | 843 | 1972 | 840 | 1971 | 837 | 1970 | 826 | 1969 | 803 | 1968 | 787 | 1967 | 791 | 1966 | 799 | 1965 | 797 | 1964 | 782 | 1963 | 770 | 1962 | 760 | 1961 | 752 | 1960 | 747 |
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