Year | Value | 2022 | 340,340 | 2021 | 353,668 | 2020 | 391,404 | 2019 | 445,947 | 2018 | 492,722 | 2017 | 525,481 | 2016 | 530,366 | 2015 | 516,453 | 2014 | 503,911 | 2013 | 473,809 | 2012 | 407,382 | 2011 | 328,417 | 2010 | 257,257 | 2009 | 213,797 | 2008 | 194,286 | 2007 | 176,830 | 2006 | 163,065 | 2005 | 153,448 | 2004 | 147,355 | 2003 | 142,766 | 2002 | 138,066 | 2001 | 133,279 | 2000 | 128,654 | 1999 | 124,439 | 1998 | 120,770 | 1997 | 117,784 | 1996 | 115,795 | 1995 | 114,879 | 1994 | 114,963 | 1993 | 112,665 | 1992 | 107,040 | 1991 | 100,745 | 1990 | 94,029 | 1989 | 86,892 | 1988 | 79,370 | 1987 | 71,569 | 1986 | 63,632 | 1985 | 55,702 | 1984 | 50,145 | 1983 | 46,879 | 1982 | 43,578 | 1981 | 40,351 | 1980 | 37,292 | 1979 | 34,186 | 1978 | 31,078 | 1977 | 28,607 | 1976 | 26,907 | 1975 | 25,746 | 1974 | 25,186 | 1973 | 25,252 | 1972 | 25,238 | 1971 | 24,745 | 1970 | 24,125 | 1969 | 23,509 | 1968 | 22,953 | 1967 | 22,468 | 1966 | 22,026 | 1965 | 21,598 | 1964 | 21,179 | 1963 | 20,770 | 1962 | 20,374 | 1961 | 20,014 | 1960 | 19,709 |
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