Year | Value | 2022 | 268,856 | 2021 | 259,698 | 2020 | 250,433 | 2019 | 241,248 | 2018 | 232,352 | 2017 | 224,022 | 2016 | 216,477 | 2015 | 209,716 | 2014 | 203,708 | 2013 | 198,242 | 2012 | 193,058 | 2011 | 188,141 | 2010 | 183,500 | 2009 | 179,196 | 2008 | 175,156 | 2007 | 171,099 | 2006 | 166,913 | 2005 | 162,782 | 2004 | 159,275 | 2003 | 156,141 | 2002 | 152,655 | 2001 | 148,774 | 2000 | 144,513 | 1999 | 139,993 | 1998 | 135,339 | 1997 | 130,612 | 1996 | 126,292 | 1995 | 122,527 | 1994 | 119,005 | 1993 | 115,752 | 1992 | 112,790 | 1991 | 110,039 | 1990 | 107,515 | 1989 | 104,394 | 1988 | 100,998 | 1987 | 98,318 | 1986 | 95,891 | 1985 | 93,359 | 1984 | 91,499 | 1983 | 89,906 | 1982 | 87,603 | 1981 | 85,226 | 1980 | 83,212 | 1979 | 81,713 | 1978 | 80,730 | 1977 | 80,054 | 1976 | 79,352 | 1975 | 78,378 | 1974 | 77,077 | 1973 | 75,493 | 1972 | 73,826 | 1971 | 72,356 | 1970 | 71,181 | 1969 | 70,242 | 1968 | 69,506 | 1967 | 68,914 | 1966 | 68,300 | 1965 | 67,564 | 1964 | 66,728 | 1963 | 65,788 | 1962 | 64,746 | 1961 | 63,709 | 1960 | 62,738 |
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