Year | Value | 2022 | 64,521 | 2021 | 62,436 | 2020 | 60,273 | 2019 | 57,871 | 2018 | 55,435 | 2017 | 53,181 | 2016 | 51,262 | 2015 | 49,715 | 2014 | 48,611 | 2013 | 47,941 | 2012 | 47,585 | 2011 | 47,269 | 2010 | 46,780 | 2009 | 46,208 | 2008 | 45,544 | 2007 | 44,704 | 2006 | 43,959 | 2005 | 43,475 | 2004 | 43,132 | 2003 | 42,983 | 2002 | 43,045 | 2001 | 43,092 | 2000 | 42,999 | 1999 | 42,888 | 1998 | 42,782 | 1997 | 42,612 | 1996 | 42,445 | 1995 | 42,336 | 1994 | 42,332 | 1993 | 42,423 | 1992 | 42,542 | 1991 | 42,398 | 1990 | 41,995 | 1989 | 41,393 | 1988 | 40,468 | 1987 | 39,329 | 1986 | 38,225 | 1985 | 37,392 | 1984 | 36,869 | 1983 | 36,729 | 1982 | 36,794 | 1981 | 36,684 | 1980 | 36,180 | 1979 | 35,230 | 1978 | 33,814 | 1977 | 32,064 | 1976 | 30,293 | 1975 | 28,747 | 1974 | 27,463 | 1973 | 26,447 | 1972 | 25,681 | 1971 | 24,996 | 1970 | 24,376 | 1969 | 23,766 | 1968 | 23,012 | 1967 | 22,126 | 1966 | 21,246 | 1965 | 20,488 | 1964 | 19,842 | 1963 | 19,279 | 1962 | 18,829 | 1961 | 18,485 | 1960 | 18,149 |
|