Year | Value | 2022 | 156,651 | 2021 | 151,964 | 2020 | 146,138 | 2019 | 139,979 | 2018 | 134,115 | 2017 | 128,246 | 2016 | 122,415 | 2015 | 116,778 | 2014 | 110,870 | 2013 | 104,531 | 2012 | 98,265 | 2011 | 91,741 | 2010 | 85,276 | 2009 | 80,156 | 2008 | 76,648 | 2007 | 74,342 | 2006 | 72,804 | 2005 | 71,718 | 2004 | 70,697 | 2003 | 69,486 | 2002 | 66,539 | 2001 | 61,196 | 2000 | 55,551 | 1999 | 51,031 | 1998 | 47,747 | 1997 | 46,221 | 1996 | 42,071 | 1995 | 36,967 | 1994 | 49,011 | 1993 | 61,762 | 1992 | 61,129 | 1991 | 60,901 | 1990 | 60,514 | 1989 | 59,532 | 1988 | 58,010 | 1987 | 55,921 | 1986 | 53,245 | 1985 | 50,281 | 1984 | 47,378 | 1983 | 44,475 | 1982 | 41,651 | 1981 | 39,231 | 1980 | 37,504 | 1979 | 36,494 | 1978 | 36,248 | 1977 | 36,577 | 1976 | 36,940 | 1975 | 37,059 | 1974 | 37,002 | 1973 | 36,793 | 1972 | 36,220 | 1971 | 35,364 | 1970 | 34,409 | 1969 | 33,303 | 1968 | 31,977 | 1967 | 30,718 | 1966 | 29,769 | 1965 | 29,145 | 1964 | 28,862 | 1963 | 28,960 | 1962 | 29,279 | 1961 | 29,485 | 1960 | 29,403 |
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