Year | Value | 2022 | 82,030 | 2021 | 80,655 | 2020 | 78,789 | 2019 | 76,828 | 2018 | 75,595 | 2017 | 75,051 | 2016 | 75,515 | 2015 | 76,955 | 2014 | 78,321 | 2013 | 79,061 | 2012 | 79,675 | 2011 | 79,802 | 2010 | 79,253 | 2009 | 78,680 | 2008 | 78,034 | 2007 | 77,931 | 2006 | 78,030 | 2005 | 78,976 | 2004 | 80,064 | 2003 | 81,134 | 2002 | 81,981 | 2001 | 81,800 | 2000 | 80,988 | 1999 | 79,638 | 1998 | 77,425 | 1997 | 74,879 | 1996 | 71,869 | 1995 | 67,039 | 1994 | 62,066 | 1993 | 59,655 | 1992 | 58,551 | 1991 | 58,173 | 1990 | 59,697 | 1989 | 61,714 | 1988 | 62,031 | 1987 | 61,481 | 1986 | 60,657 | 1985 | 60,037 | 1984 | 59,892 | 1983 | 59,994 | 1982 | 60,263 | 1981 | 60,753 | 1980 | 61,546 | 1979 | 61,895 | 1978 | 61,598 | 1977 | 60,551 | 1976 | 58,332 | 1975 | 54,862 | 1974 | 51,517 | 1973 | 48,841 | 1972 | 46,320 | 1971 | 44,342 | 1970 | 42,709 | 1969 | 40,805 | 1968 | 37,629 | 1967 | 33,385 | 1966 | 29,435 | 1965 | 26,810 | 1964 | 27,001 | 1963 | 30,173 | 1962 | 34,944 | 1961 | 39,905 | 1960 | 44,012 |
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