Year | Value | 2022 | 83,264 | 2021 | 79,254 | 2020 | 75,405 | 2019 | 71,289 | 2018 | 67,009 | 2017 | 62,689 | 2016 | 58,388 | 2015 | 54,179 | 2014 | 50,451 | 2013 | 47,534 | 2012 | 45,458 | 2011 | 43,753 | 2010 | 42,352 | 2009 | 41,454 | 2008 | 40,786 | 2007 | 40,184 | 2006 | 39,511 | 2005 | 38,729 | 2004 | 38,008 | 2003 | 37,571 | 2002 | 37,135 | 2001 | 36,417 | 2000 | 35,547 | 1999 | 34,535 | 1998 | 33,311 | 1997 | 32,133 | 1996 | 28,647 | 1995 | 24,667 | 1994 | 34,337 | 1993 | 44,064 | 1992 | 42,288 | 1991 | 40,397 | 1990 | 38,183 | 1989 | 35,808 | 1988 | 33,305 | 1987 | 30,774 | 1986 | 28,458 | 1985 | 26,586 | 1984 | 25,256 | 1983 | 24,502 | 1982 | 24,130 | 1981 | 23,864 | 1980 | 23,654 | 1979 | 23,562 | 1978 | 23,610 | 1977 | 23,611 | 1976 | 23,461 | 1975 | 23,218 | 1974 | 22,871 | 1973 | 22,373 | 1972 | 21,876 | 1971 | 21,504 | 1970 | 21,221 | 1969 | 21,014 | 1968 | 20,887 | 1967 | 20,814 | 1966 | 20,697 | 1965 | 20,486 | 1964 | 20,189 | 1963 | 19,816 | 1962 | 19,362 | 1961 | 18,938 | 1960 | 18,655 |
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