Year | Value | 2022 | 75,988 | 2021 | 74,269 | 2020 | 72,769 | 2019 | 71,677 | 2018 | 70,749 | 2017 | 69,931 | 2016 | 69,552 | 2015 | 69,284 | 2014 | 69,178 | 2013 | 68,675 | 2012 | 67,644 | 2011 | 66,541 | 2010 | 64,940 | 2009 | 63,234 | 2008 | 61,106 | 2007 | 58,921 | 2006 | 57,754 | 2005 | 56,472 | 2004 | 54,568 | 2003 | 51,411 | 2002 | 48,385 | 2001 | 46,008 | 2000 | 44,167 | 1999 | 43,528 | 1998 | 43,138 | 1997 | 42,712 | 1996 | 42,334 | 1995 | 39,423 | 1994 | 36,945 | 1993 | 36,845 | 1992 | 36,982 | 1991 | 41,576 | 1990 | 46,248 | 1989 | 46,868 | 1988 | 46,593 | 1987 | 45,954 | 1986 | 44,902 | 1985 | 43,753 | 1984 | 42,610 | 1983 | 41,493 | 1982 | 40,441 | 1981 | 39,415 | 1980 | 38,389 | 1979 | 37,387 | 1978 | 36,408 | 1977 | 35,431 | 1976 | 34,471 | 1975 | 33,535 | 1974 | 32,595 | 1973 | 31,619 | 1972 | 30,640 | 1971 | 29,700 | 1970 | 28,808 | 1969 | 27,956 | 1968 | 27,136 | 1967 | 26,340 | 1966 | 25,555 | 1965 | 24,775 | 1964 | 24,003 | 1963 | 23,241 | 1962 | 22,497 | 1961 | 21,783 | 1960 | 21,110 |
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