Year | Value | 2022 | 65,107 | 2021 | 62,702 | 2020 | 60,077 | 2019 | 57,283 | 2018 | 54,438 | 2017 | 51,699 | 2016 | 49,208 | 2015 | 47,065 | 2014 | 45,314 | 2013 | 43,938 | 2012 | 42,831 | 2011 | 41,861 | 2010 | 41,127 | 2009 | 40,739 | 2008 | 40,634 | 2007 | 40,445 | 2006 | 40,572 | 2005 | 41,224 | 2004 | 41,824 | 2003 | 42,271 | 2002 | 42,473 | 2001 | 42,423 | 2000 | 42,059 | 1999 | 41,342 | 1998 | 40,256 | 1997 | 38,829 | 1996 | 37,155 | 1995 | 35,362 | 1994 | 34,655 | 1993 | 35,036 | 1992 | 35,382 | 1991 | 35,817 | 1990 | 36,523 | 1989 | 36,410 | 1988 | 35,632 | 1987 | 35,426 | 1986 | 35,729 | 1985 | 35,990 | 1984 | 35,842 | 1983 | 35,571 | 1982 | 35,302 | 1981 | 35,040 | 1980 | 34,786 | 1979 | 34,474 | 1978 | 34,017 | 1977 | 33,339 | 1976 | 32,260 | 1975 | 30,621 | 1974 | 28,589 | 1973 | 26,469 | 1972 | 24,396 | 1971 | 22,407 | 1970 | 20,528 | 1969 | 18,781 | 1968 | 17,187 | 1967 | 15,778 | 1966 | 14,509 | 1965 | 13,452 | 1964 | 12,667 | 1963 | 12,007 | 1962 | 11,404 | 1961 | 10,842 | 1960 | 10,306 |
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