Year | Value | 2022 | 64,972 | 2021 | 62,273 | 2020 | 59,938 | 2019 | 57,966 | 2018 | 56,400 | 2017 | 55,182 | 2016 | 54,253 | 2015 | 53,518 | 2014 | 52,953 | 2013 | 52,500 | 2012 | 52,042 | 2011 | 51,173 | 2010 | 50,187 | 2009 | 49,035 | 2008 | 47,746 | 2007 | 46,609 | 2006 | 45,312 | 2005 | 43,898 | 2004 | 43,511 | 2003 | 44,586 | 2002 | 45,145 | 2001 | 44,501 | 2000 | 43,441 | 1999 | 41,897 | 1998 | 39,534 | 1997 | 35,562 | 1996 | 32,612 | 1995 | 31,275 | 1994 | 30,478 | 1993 | 29,986 | 1992 | 28,311 | 1991 | 26,255 | 1990 | 29,145 | 1989 | 32,444 | 1988 | 31,165 | 1987 | 29,962 | 1986 | 28,815 | 1985 | 27,709 | 1984 | 26,644 | 1983 | 25,735 | 1982 | 24,924 | 1981 | 24,078 | 1980 | 23,239 | 1979 | 22,410 | 1978 | 21,572 | 1977 | 20,755 | 1976 | 20,017 | 1975 | 19,389 | 1974 | 18,829 | 1973 | 18,321 | 1972 | 17,879 | 1971 | 17,450 | 1970 | 16,994 | 1969 | 16,517 | 1968 | 16,029 | 1967 | 15,533 | 1966 | 15,058 | 1965 | 14,625 | 1964 | 14,225 | 1963 | 13,854 | 1962 | 13,518 | 1961 | 13,210 | 1960 | 12,927 |
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