Year | Value | 2022 | 68,897 | 2021 | 69,997 | 2020 | 71,676 | 2019 | 73,758 | 2018 | 75,624 | 2017 | 76,809 | 2016 | 77,625 | 2015 | 78,230 | 2014 | 78,554 | 2013 | 79,150 | 2012 | 80,329 | 2011 | 81,327 | 2010 | 81,972 | 2009 | 82,779 | 2008 | 83,458 | 2007 | 83,852 | 2006 | 84,235 | 2005 | 84,555 | 2004 | 84,505 | 2003 | 84,028 | 2002 | 83,222 | 2001 | 82,877 | 2000 | 80,990 | 1999 | 78,456 | 1998 | 76,143 | 1997 | 74,456 | 1996 | 73,293 | 1995 | 72,215 | 1994 | 71,913 | 1993 | 72,561 | 1992 | 73,883 | 1991 | 76,090 | 1990 | 78,517 | 1989 | 80,403 | 1988 | 82,247 | 1987 | 84,407 | 1986 | 86,972 | 1985 | 89,560 | 1984 | 91,915 | 1983 | 94,019 | 1982 | 95,399 | 1981 | 95,456 | 1980 | 94,675 | 1979 | 93,899 | 1978 | 93,086 | 1977 | 92,187 | 1976 | 91,062 | 1975 | 89,799 | 1974 | 88,513 | 1973 | 87,212 | 1972 | 85,737 | 1971 | 83,923 | 1970 | 81,658 | 1969 | 78,756 | 1968 | 75,428 | 1967 | 72,108 | 1966 | 69,327 | 1965 | 67,144 | 1964 | 65,466 | 1963 | 64,270 | 1962 | 63,775 | 1961 | 63,904 | 1960 | 64,381 |
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