Year | Value | 2022 | 49,149 | 2021 | 47,088 | 2020 | 45,295 | 2019 | 43,623 | 2018 | 42,166 | 2017 | 40,937 | 2016 | 39,859 | 2015 | 38,920 | 2014 | 38,153 | 2013 | 37,466 | 2012 | 36,767 | 2011 | 36,073 | 2010 | 35,384 | 2009 | 34,709 | 2008 | 34,042 | 2007 | 33,329 | 2006 | 32,498 | 2005 | 31,612 | 2004 | 31,012 | 2003 | 30,704 | 2002 | 30,452 | 2001 | 30,244 | 2000 | 30,011 | 1999 | 29,693 | 1998 | 29,232 | 1997 | 28,593 | 1996 | 27,928 | 1995 | 27,331 | 1994 | 26,745 | 1993 | 26,159 | 1992 | 25,578 | 1991 | 24,994 | 1990 | 24,406 | 1989 | 23,817 | 1988 | 23,231 | 1987 | 22,647 | 1986 | 22,051 | 1985 | 21,439 | 1984 | 20,813 | 1983 | 20,168 | 1982 | 19,523 | 1981 | 18,919 | 1980 | 18,382 | 1979 | 17,922 | 1978 | 17,541 | 1977 | 17,201 | 1976 | 16,835 | 1975 | 16,390 | 1974 | 15,872 | 1973 | 15,288 | 1972 | 14,655 | 1971 | 14,035 | 1970 | 13,468 | 1969 | 12,951 | 1968 | 12,474 | 1967 | 12,033 | 1966 | 11,599 | 1965 | 11,142 | 1964 | 10,675 | 1963 | 10,206 | 1962 | 9,731 | 1961 | 9,260 | 1960 | 8,793 |
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