| Year | Value | | 2022 | 120,724 | | 2021 | 116,179 | | 2020 | 111,744 | | 2019 | 107,435 | | 2018 | 103,364 | | 2017 | 99,593 | | 2016 | 96,147 | | 2015 | 93,018 | | 2014 | 90,189 | | 2013 | 87,636 | | 2012 | 85,932 | | 2011 | 84,927 | | 2010 | 83,906 | | 2009 | 82,880 | | 2008 | 81,851 | | 2007 | 80,806 | | 2006 | 79,707 | | 2005 | 78,469 | | 2004 | 77,010 | | 2003 | 75,356 | | 2002 | 73,536 | | 2001 | 71,673 | | 2000 | 69,276 | | 1999 | 66,363 | | 1998 | 63,702 | | 1997 | 61,269 | | 1996 | 59,384 | | 1995 | 57,910 | | 1994 | 55,768 | | 1993 | 53,110 | | 1992 | 50,003 | | 1991 | 47,354 | | 1990 | 45,734 | | 1989 | 44,514 | | 1988 | 43,532 | | 1987 | 42,571 | | 1986 | 41,792 | | 1985 | 41,116 | | 1984 | 40,556 | | 1983 | 39,877 | | 1982 | 38,930 | | 1981 | 37,906 | | 1980 | 36,918 | | 1979 | 35,901 | | 1978 | 34,884 | | 1977 | 33,980 | | 1976 | 33,094 | | 1975 | 32,167 | | 1974 | 31,356 | | 1973 | 30,652 | | 1972 | 29,922 | | 1971 | 29,201 | | 1970 | 28,507 | | 1969 | 27,824 | | 1968 | 27,143 | | 1967 | 26,479 | | 1966 | 25,842 | | 1965 | 25,233 | | 1964 | 24,647 | | 1963 | 24,077 | | 1962 | 23,518 | | 1961 | 22,969 | | 1960 | 22,438 |
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