Year | Value | 2022 | 66,564 | 2021 | 73,205 | 2020 | 80,456 | 2019 | 86,731 | 2018 | 91,024 | 2017 | 93,117 | 2016 | 92,697 | 2015 | 90,039 | 2014 | 86,072 | 2013 | 81,532 | 2012 | 77,198 | 2011 | 73,705 | 2010 | 70,532 | 2009 | 67,022 | 2008 | 63,391 | 2007 | 59,883 | 2006 | 55,948 | 2005 | 50,787 | 2004 | 44,547 | 2003 | 38,324 | 2002 | 33,681 | 2001 | 32,731 | 2000 | 36,836 | 1999 | 45,197 | 1998 | 55,626 | 1997 | 65,459 | 1996 | 72,297 | 1995 | 75,251 | 1994 | 75,283 | 1993 | 73,911 | 1992 | 72,958 | 1991 | 72,147 | 1990 | 71,707 | 1989 | 72,916 | 1988 | 75,295 | 1987 | 77,296 | 1986 | 77,332 | 1985 | 75,100 | 1984 | 70,545 | 1983 | 63,866 | 1982 | 55,524 | 1981 | 46,827 | 1980 | 39,008 | 1979 | 32,463 | 1978 | 27,587 | 1977 | 24,570 | 1976 | 23,021 | 1975 | 22,412 | 1974 | 22,903 | 1973 | 24,861 | 1972 | 27,651 | 1971 | 30,321 | 1970 | 32,205 | 1969 | 33,269 | 1968 | 33,605 | 1967 | 33,277 | 1966 | 32,712 | 1965 | 32,115 | 1964 | 31,376 | 1963 | 30,458 | 1962 | 29,427 | 1961 | 28,266 | 1960 | 26,977 |
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