Year | Value | 2022 | 42,562 | 2021 | 41,502 | 2020 | 40,443 | 2019 | 39,289 | 2018 | 38,064 | 2017 | 36,875 | 2016 | 35,728 | 2015 | 34,635 | 2014 | 33,571 | 2013 | 32,581 | 2012 | 31,428 | 2011 | 30,136 | 2010 | 29,043 | 2009 | 28,159 | 2008 | 27,274 | 2007 | 26,456 | 2006 | 25,817 | 2005 | 25,199 | 2004 | 24,552 | 2003 | 23,896 | 2002 | 23,307 | 2001 | 22,749 | 2000 | 22,110 | 1999 | 21,483 | 1998 | 20,963 | 1997 | 20,441 | 1996 | 19,988 | 1995 | 19,598 | 1994 | 19,112 | 1993 | 18,536 | 1992 | 17,887 | 1991 | 17,293 | 1990 | 16,833 | 1989 | 16,436 | 1988 | 16,047 | 1987 | 15,617 | 1986 | 15,199 | 1985 | 14,798 | 1984 | 14,403 | 1983 | 14,015 | 1982 | 13,643 | 1981 | 13,280 | 1980 | 12,925 | 1979 | 12,585 | 1978 | 12,258 | 1977 | 11,938 | 1976 | 11,624 | 1975 | 11,313 | 1974 | 11,007 | 1973 | 10,709 | 1972 | 10,419 | 1971 | 10,131 | 1970 | 9,848 | 1969 | 9,566 | 1968 | 9,284 | 1967 | 9,009 | 1966 | 8,742 | 1965 | 8,485 | 1964 | 8,236 | 1963 | 7,994 | 1962 | 7,759 | 1961 | 7,525 | 1960 | 7,285 |
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