Year | Value | 2022 | 116,543 | 2021 | 114,526 | 2020 | 110,788 | 2019 | 105,853 | 2018 | 100,295 | 2017 | 95,131 | 2016 | 90,664 | 2015 | 86,205 | 2014 | 81,449 | 2013 | 76,657 | 2012 | 71,849 | 2011 | 66,566 | 2010 | 60,087 | 2009 | 52,407 | 2008 | 44,817 | 2007 | 39,329 | 2006 | 38,076 | 2005 | 42,218 | 2004 | 50,890 | 2003 | 61,761 | 2002 | 71,792 | 2001 | 78,361 | 2000 | 80,540 | 1999 | 79,045 | 1998 | 75,631 | 1997 | 72,121 | 1996 | 69,531 | 1995 | 68,828 | 1994 | 71,124 | 1993 | 75,136 | 1992 | 78,917 | 1991 | 80,391 | 1990 | 79,060 | 1989 | 75,894 | 1988 | 70,989 | 1987 | 64,512 | 1986 | 57,236 | 1985 | 50,401 | 1984 | 44,282 | 1983 | 39,410 | 1982 | 36,156 | 1981 | 34,212 | 1980 | 33,702 | 1979 | 34,721 | 1978 | 36,868 | 1977 | 40,521 | 1976 | 45,312 | 1975 | 48,398 | 1974 | 49,173 | 1973 | 48,694 | 1972 | 47,141 | 1971 | 45,334 | 1970 | 43,802 | 1969 | 42,435 | 1968 | 41,158 | 1967 | 39,971 | 1966 | 38,464 | 1965 | 36,331 | 1964 | 33,691 | 1963 | 30,676 | 1962 | 27,411 | 1961 | 24,367 | 1960 | 21,860 |
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