Year | Value | 2022 | 45,146 | 2021 | 44,109 | 2020 | 42,739 | 2019 | 41,120 | 2018 | 39,388 | 2017 | 37,702 | 2016 | 36,376 | 2015 | 35,527 | 2014 | 34,926 | 2013 | 34,358 | 2012 | 33,659 | 2011 | 32,744 | 2010 | 31,604 | 2009 | 30,318 | 2008 | 29,028 | 2007 | 27,851 | 2006 | 26,835 | 2005 | 25,807 | 2004 | 24,519 | 2003 | 23,142 | 2002 | 21,886 | 2001 | 20,730 | 2000 | 19,664 | 1999 | 18,673 | 1998 | 17,913 | 1997 | 17,422 | 1996 | 17,021 | 1995 | 16,648 | 1994 | 16,436 | 1993 | 16,454 | 1992 | 17,337 | 1991 | 18,161 | 1990 | 18,023 | 1989 | 17,710 | 1988 | 17,344 | 1987 | 16,980 | 1986 | 16,620 | 1985 | 16,271 | 1984 | 16,063 | 1983 | 15,988 | 1982 | 16,007 | 1981 | 16,121 | 1980 | 16,217 | 1979 | 16,138 | 1978 | 15,884 | 1977 | 15,511 | 1976 | 15,025 | 1975 | 14,529 | 1974 | 14,046 | 1973 | 13,589 | 1972 | 13,159 | 1971 | 12,739 | 1970 | 12,324 | 1969 | 11,911 | 1968 | 11,499 | 1967 | 11,091 | 1966 | 10,691 | 1965 | 10,299 | 1964 | 9,912 | 1963 | 9,531 | 1962 | 9,152 | 1961 | 8,799 | 1960 | 8,479 |
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