Year | Value | 2022 | 173,744 | 2021 | 164,585 | 2020 | 156,270 | 2019 | 147,888 | 2018 | 140,076 | 2017 | 133,411 | 2016 | 128,119 | 2015 | 124,387 | 2014 | 122,415 | 2013 | 122,099 | 2012 | 123,073 | 2011 | 124,620 | 2010 | 126,605 | 2009 | 129,374 | 2008 | 132,633 | 2007 | 135,999 | 2006 | 139,730 | 2005 | 142,988 | 2004 | 144,735 | 2003 | 142,606 | 2002 | 137,763 | 2001 | 133,616 | 2000 | 128,968 | 1999 | 123,611 | 1998 | 121,583 | 1997 | 121,760 | 1996 | 120,171 | 1995 | 117,640 | 1994 | 114,463 | 1993 | 110,625 | 1992 | 105,482 | 1991 | 100,725 | 1990 | 97,428 | 1989 | 94,531 | 1988 | 91,382 | 1987 | 87,774 | 1986 | 85,381 | 1985 | 84,101 | 1984 | 82,972 | 1983 | 81,599 | 1982 | 81,406 | 1981 | 81,899 | 1980 | 94,422 | 1979 | 104,625 | 1978 | 95,590 | 1977 | 85,059 | 1976 | 79,242 | 1975 | 76,138 | 1974 | 74,290 | 1973 | 73,591 | 1972 | 73,154 | 1971 | 72,057 | 1970 | 69,758 | 1969 | 67,350 | 1968 | 64,981 | 1967 | 61,947 | 1966 | 59,018 | 1965 | 56,687 | 1964 | 54,848 | 1963 | 53,388 | 1962 | 52,338 | 1961 | 51,427 | 1960 | 50,489 |
|