Year | Value | 2022 | 131,870 | 2021 | 126,238 | 2020 | 119,718 | 2019 | 112,665 | 2018 | 105,599 | 2017 | 99,021 | 2016 | 93,070 | 2015 | 87,569 | 2014 | 82,201 | 2013 | 76,778 | 2012 | 70,987 | 2011 | 64,536 | 2010 | 57,619 | 2009 | 50,745 | 2008 | 44,710 | 2007 | 40,674 | 2006 | 39,421 | 2005 | 40,920 | 2004 | 44,492 | 2003 | 48,869 | 2002 | 52,548 | 2001 | 54,462 | 2000 | 54,386 | 1999 | 52,844 | 1998 | 50,608 | 1997 | 48,518 | 1996 | 47,327 | 1995 | 47,175 | 1994 | 47,832 | 1993 | 48,883 | 1992 | 49,659 | 1991 | 49,717 | 1990 | 48,995 | 1989 | 47,536 | 1988 | 45,574 | 1987 | 43,298 | 1986 | 40,781 | 1985 | 38,284 | 1984 | 35,915 | 1983 | 33,594 | 1982 | 31,492 | 1981 | 30,047 | 1980 | 29,593 | 1979 | 30,226 | 1978 | 32,016 | 1977 | 34,438 | 1976 | 36,432 | 1975 | 37,357 | 1974 | 37,312 | 1973 | 36,342 | 1972 | 34,651 | 1971 | 32,989 | 1970 | 31,816 | 1969 | 31,035 | 1968 | 30,555 | 1967 | 30,314 | 1966 | 29,907 | 1965 | 29,077 | 1964 | 27,908 | 1963 | 26,485 | 1962 | 24,840 | 1961 | 23,205 | 1960 | 21,743 |
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