Year | Value | 2022 | 90,060 | 2021 | 86,991 | 2020 | 83,154 | 2019 | 78,113 | 2018 | 73,529 | 2017 | 69,975 | 2016 | 68,911 | 2015 | 71,874 | 2014 | 77,289 | 2013 | 83,303 | 2012 | 88,592 | 2011 | 92,634 | 2010 | 95,454 | 2009 | 97,376 | 2008 | 98,575 | 2007 | 98,775 | 2006 | 97,260 | 2005 | 94,653 | 2004 | 92,187 | 2003 | 89,821 | 2002 | 87,928 | 2001 | 86,050 | 2000 | 83,758 | 1999 | 81,028 | 1998 | 77,992 | 1997 | 74,770 | 1996 | 70,953 | 1995 | 66,482 | 1994 | 61,580 | 1993 | 56,684 | 1992 | 52,212 | 1991 | 48,051 | 1990 | 44,778 | 1989 | 43,262 | 1988 | 43,589 | 1987 | 45,233 | 1986 | 47,146 | 1985 | 48,638 | 1984 | 49,469 | 1983 | 49,507 | 1982 | 48,808 | 1981 | 47,635 | 1980 | 46,113 | 1979 | 44,282 | 1978 | 42,165 | 1977 | 39,962 | 1976 | 38,013 | 1975 | 36,523 | 1974 | 35,473 | 1973 | 34,866 | 1972 | 34,492 | 1971 | 33,839 | 1970 | 32,583 | 1969 | 30,760 | 1968 | 28,344 | 1967 | 25,543 | 1966 | 23,032 | 1965 | 21,291 | 1964 | 20,338 | 1963 | 20,191 | 1962 | 20,646 | 1961 | 21,028 | 1960 | 20,851 |
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