Year | Value | 2022 | 136,278 | 2021 | 137,517 | 2020 | 136,558 | 2019 | 134,766 | 2018 | 133,776 | 2017 | 132,930 | 2016 | 132,481 | 2015 | 132,617 | 2014 | 132,404 | 2013 | 131,266 | 2012 | 129,615 | 2011 | 127,546 | 2010 | 125,208 | 2009 | 122,618 | 2008 | 119,854 | 2007 | 117,065 | 2006 | 114,132 | 2005 | 111,403 | 2004 | 109,411 | 2003 | 108,106 | 2002 | 107,401 | 2001 | 107,346 | 2000 | 107,439 | 1999 | 107,329 | 1998 | 107,221 | 1997 | 107,036 | 1996 | 106,780 | 1995 | 106,431 | 1994 | 105,807 | 1993 | 104,557 | 1992 | 102,624 | 1991 | 100,539 | 1990 | 99,240 | 1989 | 97,974 | 1988 | 96,488 | 1987 | 95,176 | 1986 | 92,880 | 1985 | 88,922 | 1984 | 84,493 | 1983 | 80,134 | 1982 | 75,440 | 1981 | 71,288 | 1980 | 67,777 | 1979 | 64,023 | 1978 | 60,704 | 1977 | 58,707 | 1976 | 57,267 | 1975 | 56,248 | 1974 | 56,345 | 1973 | 56,687 | 1972 | 56,209 | 1971 | 55,161 | 1970 | 53,829 | 1969 | 52,365 | 1968 | 50,661 | 1967 | 48,876 | 1966 | 47,344 | 1965 | 46,325 | 1964 | 45,923 | 1963 | 46,299 | 1962 | 47,275 | 1961 | 48,242 | 1960 | 48,778 |
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