Year | Value | 2022 | 65,517 | 2021 | 63,762 | 2020 | 61,209 | 2019 | 57,067 | 2018 | 54,737 | 2017 | 54,240 | 2016 | 52,600 | 2015 | 50,998 | 2014 | 49,479 | 2013 | 47,964 | 2012 | 46,421 | 2011 | 45,114 | 2010 | 43,835 | 2009 | 42,246 | 2008 | 40,936 | 2007 | 39,993 | 2006 | 39,272 | 2005 | 38,622 | 2004 | 37,792 | 2003 | 36,903 | 2002 | 36,096 | 2001 | 35,549 | 2000 | 35,072 | 1999 | 34,754 | 1998 | 34,418 | 1997 | 33,849 | 1996 | 33,095 | 1995 | 32,243 | 1994 | 31,571 | 1993 | 31,452 | 1992 | 31,510 | 1991 | 31,530 | 1990 | 31,560 | 1989 | 30,981 | 1988 | 29,596 | 1987 | 28,031 | 1986 | 26,816 | 1985 | 25,739 | 1984 | 24,618 | 1983 | 23,578 | 1982 | 22,913 | 1981 | 22,429 | 1980 | 21,826 | 1979 | 21,028 | 1978 | 20,157 | 1977 | 19,086 | 1976 | 17,971 | 1975 | 17,238 | 1974 | 16,796 | 1973 | 16,419 | 1972 | 16,075 | 1971 | 15,775 | 1970 | 15,546 | 1969 | 15,307 | 1968 | 15,030 | 1967 | 14,708 | 1966 | 14,277 | 1965 | 13,712 | 1964 | 13,033 | 1963 | 12,270 | 1962 | 11,486 | 1961 | 10,738 | 1960 | 10,041 |
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