Year | Value | 2022 | 159,499 | 2021 | 157,180 | 2020 | 155,581 | 2019 | 153,686 | 2018 | 151,568 | 2017 | 149,837 | 2016 | 147,722 | 2015 | 145,540 | 2014 | 144,312 | 2013 | 143,947 | 2012 | 144,362 | 2011 | 146,179 | 2010 | 147,257 | 2009 | 145,946 | 2008 | 142,301 | 2007 | 135,646 | 2006 | 125,699 | 2005 | 115,690 | 2004 | 107,750 | 2003 | 101,113 | 2002 | 96,402 | 2001 | 93,466 | 2000 | 90,767 | 1999 | 87,622 | 1998 | 85,464 | 1997 | 84,756 | 1996 | 85,156 | 1995 | 86,604 | 1994 | 88,697 | 1993 | 90,633 | 1992 | 92,170 | 1991 | 93,824 | 1990 | 95,677 | 1989 | 97,841 | 1988 | 100,975 | 1987 | 104,354 | 1986 | 107,196 | 1985 | 110,448 | 1984 | 112,218 | 1983 | 111,633 | 1982 | 111,204 | 1981 | 110,224 | 1980 | 107,610 | 1979 | 106,182 | 1978 | 106,287 | 1977 | 105,604 | 1976 | 105,220 | 1975 | 105,075 | 1974 | 104,504 | 1973 | 103,413 | 1972 | 101,577 | 1971 | 99,476 | 1970 | 97,469 | 1969 | 95,325 | 1968 | 93,546 | 1967 | 92,516 | 1966 | 91,830 | 1965 | 91,207 | 1964 | 90,419 | 1963 | 89,498 | 1962 | 88,273 | 1961 | 86,878 | 1960 | 85,632 |
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