Year | Value | 2022 | 70,004 | 2021 | 57,542 | 2020 | 56,661 | 2019 | 55,762 | 2018 | 54,855 | 2017 | 53,922 | 2016 | 52,859 | 2015 | 51,754 | 2014 | 50,219 | 2013 | 49,055 | 2012 | 47,790 | 2011 | 46,973 | 2010 | 47,880 | 2009 | 46,241 | 2008 | 45,755 | 2007 | 44,460 | 2006 | 43,966 | 2005 | 42,813 | 2004 | 42,382 | 2003 | 42,320 | 2002 | 42,595 | 2001 | 41,126 | 2000 | 40,917 | 1999 | 40,396 | 1998 | 39,471 | 1997 | 38,583 | 1996 | 38,024 | 1995 | 37,376 | 1994 | 36,750 | 1993 | 35,718 | 1992 | 34,930 | 1991 | 34,731 | 1990 | 34,246 | 1989 | 34,065 | 1988 | 33,860 | 1987 | 33,744 | 1986 | 32,351 | 1985 | 32,160 | 1984 | 31,910 | 1983 | 31,731 | 1982 | 31,779 | 1981 | 31,603 | 1980 | 31,229 | 1979 | 30,955 | 1978 | 30,700 | 1977 | 30,449 | 1976 | 28,905 | 1975 | 27,432 | 1974 | 25,937 | 1973 | 24,621 | 1972 | 23,421 | 1971 | 22,062 | 1970 | 20,940 | 1969 | 19,818 | 1968 | 18,736 | 1967 | 17,693 | 1966 | 16,693 | 1965 | 15,733 | 1964 | 14,819 | 1963 | 13,949 | 1962 | 13,118 | 1961 | 12,316 | 1960 | 11,540 |
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