Year | Value | 2022 | 64,412 | 2021 | 62,953 | 2020 | 61,938 | 2019 | 61,456 | 2018 | 61,203 | 2017 | 60,848 | 2016 | 60,396 | 2015 | 59,829 | 2014 | 59,165 | 2013 | 58,496 | 2012 | 57,871 | 2011 | 57,045 | 2010 | 56,025 | 2009 | 55,018 | 2008 | 53,958 | 2007 | 52,783 | 2006 | 51,524 | 2005 | 50,195 | 2004 | 48,730 | 2003 | 47,137 | 2002 | 45,512 | 2001 | 43,883 | 2000 | 42,190 | 1999 | 40,682 | 1998 | 39,428 | 1997 | 38,219 | 1996 | 37,159 | 1995 | 36,341 | 1994 | 35,361 | 1993 | 34,203 | 1992 | 33,270 | 1991 | 32,629 | 1990 | 32,140 | 1989 | 31,703 | 1988 | 31,272 | 1987 | 30,760 | 1986 | 30,084 | 1985 | 29,316 | 1984 | 28,563 | 1983 | 27,815 | 1982 | 27,089 | 1981 | 26,453 | 1980 | 25,904 | 1979 | 25,453 | 1978 | 25,012 | 1977 | 24,443 | 1976 | 23,832 | 1975 | 23,241 | 1974 | 22,656 | 1973 | 22,123 | 1972 | 21,686 | 1971 | 21,308 | 1970 | 20,914 | 1969 | 20,467 | 1968 | 20,040 | 1967 | 19,654 | 1966 | 19,251 | 1965 | 18,820 | 1964 | 18,379 | 1963 | 17,915 | 1962 | 17,418 | 1961 | 16,889 | 1960 | 16,336 |
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