Year | Value | 2022 | 71,241 | 2021 | 69,650 | 2020 | 67,534 | 2019 | 64,478 | 2018 | 60,863 | 2017 | 57,097 | 2016 | 53,378 | 2015 | 49,728 | 2014 | 46,164 | 2013 | 42,767 | 2012 | 39,550 | 2011 | 36,539 | 2010 | 33,761 | 2009 | 31,201 | 2008 | 28,887 | 2007 | 26,786 | 2006 | 24,914 | 2005 | 23,305 | 2004 | 21,918 | 2003 | 20,736 | 2002 | 19,774 | 2001 | 18,945 | 2000 | 18,199 | 1999 | 17,527 | 1998 | 16,912 | 1997 | 16,332 | 1996 | 15,778 | 1995 | 15,280 | 1994 | 14,826 | 1993 | 14,436 | 1992 | 14,149 | 1991 | 13,891 | 1990 | 13,665 | 1989 | 13,512 | 1988 | 13,394 | 1987 | 13,314 | 1986 | 13,208 | 1985 | 13,050 | 1984 | 12,879 | 1983 | 12,706 | 1982 | 12,491 | 1981 | 12,226 | 1980 | 11,936 | 1979 | 11,620 | 1978 | 11,279 | 1977 | 10,909 | 1976 | 10,509 | 1975 | 10,069 | 1974 | 9,571 | 1973 | 9,020 | 1972 | 8,469 | 1971 | 8,028 | 1970 | 7,820 | 1969 | 7,785 | 1968 | 7,859 | 1967 | 8,058 | 1966 | 8,295 | 1965 | 8,526 | 1964 | 8,746 | 1963 | 8,948 | 1962 | 9,132 | 1961 | 9,316 | 1960 | 9,302 |
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