Year | Value | 2022 | 60,489 | 2021 | 58,422 | 2020 | 56,465 | 2019 | 54,514 | 2018 | 52,564 | 2017 | 50,648 | 2016 | 48,759 | 2015 | 46,898 | 2014 | 45,068 | 2013 | 43,278 | 2012 | 41,471 | 2011 | 39,700 | 2010 | 38,085 | 2009 | 36,602 | 2008 | 35,600 | 2007 | 35,231 | 2006 | 35,107 | 2005 | 35,059 | 2004 | 35,101 | 2003 | 34,833 | 2002 | 34,064 | 2001 | 33,162 | 2000 | 32,244 | 1999 | 31,248 | 1998 | 30,259 | 1997 | 29,376 | 1996 | 28,607 | 1995 | 27,883 | 1994 | 27,143 | 1993 | 26,407 | 1992 | 25,559 | 1991 | 24,769 | 1990 | 24,141 | 1989 | 23,576 | 1988 | 23,006 | 1987 | 22,385 | 1986 | 21,781 | 1985 | 21,196 | 1984 | 20,620 | 1983 | 20,049 | 1982 | 19,491 | 1981 | 18,951 | 1980 | 18,431 | 1979 | 17,933 | 1978 | 17,458 | 1977 | 17,000 | 1976 | 16,552 | 1975 | 16,108 | 1974 | 15,673 | 1973 | 15,251 | 1972 | 14,838 | 1971 | 14,428 | 1970 | 14,023 | 1969 | 13,625 | 1968 | 13,236 | 1967 | 12,855 | 1966 | 12,476 | 1965 | 12,098 | 1964 | 11,725 | 1963 | 11,350 | 1962 | 10,976 | 1961 | 10,611 | 1960 | 10,258 |
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