Year | Value | 2022 | 74,906 | 2021 | 71,685 | 2020 | 68,895 | 2019 | 66,584 | 2018 | 65,538 | 2017 | 65,918 | 2016 | 66,620 | 2015 | 68,074 | 2014 | 71,369 | 2013 | 74,573 | 2012 | 76,516 | 2011 | 78,490 | 2010 | 80,603 | 2009 | 82,818 | 2008 | 86,942 | 2007 | 93,316 | 2006 | 101,028 | 2005 | 109,014 | 2004 | 116,076 | 2003 | 121,120 | 2002 | 123,724 | 2001 | 123,419 | 2000 | 120,523 | 1999 | 116,210 | 1998 | 111,139 | 1997 | 106,205 | 1996 | 102,140 | 1995 | 98,352 | 1994 | 95,277 | 1993 | 93,385 | 1992 | 93,040 | 1991 | 89,520 | 1990 | 80,836 | 1989 | 69,794 | 1988 | 59,587 | 1987 | 53,315 | 1986 | 51,349 | 1985 | 55,330 | 1984 | 64,589 | 1983 | 76,728 | 1982 | 88,308 | 1981 | 96,266 | 1980 | 99,529 | 1979 | 98,328 | 1978 | 96,015 | 1977 | 94,363 | 1976 | 92,805 | 1975 | 91,646 | 1974 | 91,034 | 1973 | 92,417 | 1972 | 94,924 | 1971 | 95,197 | 1970 | 91,575 | 1969 | 84,901 | 1968 | 75,425 | 1967 | 63,824 | 1966 | 52,785 | 1965 | 44,017 | 1964 | 37,019 | 1963 | 31,444 | 1962 | 27,679 | 1961 | 25,380 | 1960 | 24,268 |
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