Year | Value | 2022 | 72,806 | 2021 | 70,541 | 2020 | 68,024 | 2019 | 65,585 | 2018 | 63,210 | 2017 | 60,935 | 2016 | 58,849 | 2015 | 56,958 | 2014 | 55,324 | 2013 | 53,955 | 2012 | 52,713 | 2011 | 51,432 | 2010 | 49,941 | 2009 | 48,156 | 2008 | 46,227 | 2007 | 44,371 | 2006 | 42,655 | 2005 | 41,004 | 2004 | 39,342 | 2003 | 37,680 | 2002 | 36,092 | 2001 | 34,776 | 2000 | 34,054 | 1999 | 34,088 | 1998 | 34,676 | 1997 | 35,503 | 1996 | 36,308 | 1995 | 36,880 | 1994 | 37,141 | 1993 | 37,178 | 1992 | 37,181 | 1991 | 37,295 | 1990 | 37,336 | 1989 | 37,193 | 1988 | 37,021 | 1987 | 36,613 | 1986 | 35,770 | 1985 | 34,647 | 1984 | 33,438 | 1983 | 32,292 | 1982 | 31,319 | 1981 | 30,596 | 1980 | 29,971 | 1979 | 29,210 | 1978 | 28,275 | 1977 | 27,210 | 1976 | 26,103 | 1975 | 25,055 | 1974 | 25,025 | 1973 | 25,762 | 1972 | 26,488 | 1971 | 27,411 | 1970 | 28,323 | 1969 | 28,500 | 1968 | 28,062 | 1967 | 27,523 | 1966 | 26,780 | 1965 | 26,068 | 1964 | 25,432 | 1963 | 24,903 | 1962 | 24,434 | 1961 | 23,910 | 1960 | 23,271 |
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