Year | Value | 2022 | 333,531 | 2021 | 315,766 | 2020 | 297,962 | 2019 | 283,529 | 2018 | 271,092 | 2017 | 257,793 | 2016 | 245,975 | 2015 | 236,147 | 2014 | 224,508 | 2013 | 211,164 | 2012 | 200,347 | 2011 | 191,843 | 2010 | 185,624 | 2009 | 183,313 | 2008 | 183,807 | 2007 | 184,712 | 2006 | 185,170 | 2005 | 184,860 | 2004 | 184,040 | 2003 | 182,610 | 2002 | 180,177 | 2001 | 176,517 | 2000 | 171,989 | 1999 | 166,830 | 1998 | 160,996 | 1997 | 154,611 | 1996 | 147,703 | 1995 | 140,442 | 1994 | 133,331 | 1993 | 127,054 | 1992 | 121,818 | 1991 | 117,262 | 1990 | 113,033 | 1989 | 108,954 | 1988 | 104,832 | 1987 | 100,441 | 1986 | 95,863 | 1985 | 91,309 | 1984 | 86,871 | 1983 | 82,658 | 1982 | 78,764 | 1981 | 75,058 | 1980 | 71,703 | 1979 | 68,709 | 1978 | 65,566 | 1977 | 62,228 | 1976 | 59,113 | 1975 | 56,320 | 1974 | 53,692 | 1973 | 51,376 | 1972 | 49,615 | 1971 | 48,434 | 1970 | 47,547 | 1969 | 46,664 | 1968 | 45,751 | 1967 | 44,606 | 1966 | 43,035 | 1965 | 41,262 | 1964 | 39,439 | 1963 | 37,617 | 1962 | 36,216 | 1961 | 35,598 | 1960 | 35,582 |
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