Year | Value | 2022 | 71,712 | 2021 | 73,198 | 2020 | 74,831 | 2019 | 76,605 | 2018 | 78,677 | 2017 | 79,991 | 2016 | 80,992 | 2015 | 81,842 | 2014 | 81,961 | 2013 | 81,419 | 2012 | 80,882 | 2011 | 80,260 | 2010 | 80,381 | 2009 | 80,821 | 2008 | 80,720 | 2007 | 80,194 | 2006 | 79,388 | 2005 | 78,726 | 2004 | 77,741 | 2003 | 75,706 | 2002 | 72,911 | 2001 | 69,661 | 2000 | 65,651 | 1999 | 61,007 | 1998 | 55,740 | 1997 | 50,162 | 1996 | 45,642 | 1995 | 42,704 | 1994 | 41,863 | 1993 | 43,528 | 1992 | 46,861 | 1991 | 50,397 | 1990 | 53,337 | 1989 | 55,162 | 1988 | 55,796 | 1987 | 55,805 | 1986 | 55,476 | 1985 | 55,134 | 1984 | 54,546 | 1983 | 53,582 | 1982 | 52,484 | 1981 | 51,521 | 1980 | 51,233 | 1979 | 51,221 | 1978 | 50,650 | 1977 | 49,467 | 1976 | 47,758 | 1975 | 45,270 | 1974 | 42,551 | 1973 | 40,612 | 1972 | 39,040 | 1971 | 37,656 | 1970 | 36,516 | 1969 | 36,021 | 1968 | 35,703 | 1967 | 34,960 | 1966 | 33,773 | 1965 | 31,936 | 1964 | 29,643 | 1963 | 27,616 | 1962 | 26,227 | 1961 | 25,083 | 1960 | 24,065 |
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