Year | Value | 2022 | 42,362 | 2021 | 41,188 | 2020 | 40,476 | 2019 | 40,065 | 2018 | 39,809 | 2017 | 39,569 | 2016 | 39,208 | 2015 | 38,678 | 2014 | 38,041 | 2013 | 37,404 | 2012 | 36,882 | 2011 | 36,557 | 2010 | 36,476 | 2009 | 36,535 | 2008 | 36,525 | 2007 | 36,296 | 2006 | 35,733 | 2005 | 34,830 | 2004 | 33,687 | 2003 | 32,441 | 2002 | 31,225 | 2001 | 30,166 | 2000 | 29,328 | 1999 | 28,672 | 1998 | 28,110 | 1997 | 27,553 | 1996 | 26,940 | 1995 | 26,236 | 1994 | 25,434 | 1993 | 24,536 | 1992 | 23,656 | 1991 | 22,852 | 1990 | 22,060 | 1989 | 21,277 | 1988 | 20,523 | 1987 | 19,826 | 1986 | 19,200 | 1985 | 18,640 | 1984 | 18,128 | 1983 | 17,656 | 1982 | 17,218 | 1981 | 16,801 | 1980 | 16,383 | 1979 | 15,931 | 1978 | 15,457 | 1977 | 15,019 | 1976 | 14,669 | 1975 | 14,532 | 1974 | 14,745 | 1973 | 14,963 | 1972 | 14,987 | 1971 | 14,981 | 1970 | 14,939 | 1969 | 14,874 | 1968 | 14,807 | 1967 | 14,745 | 1966 | 14,684 | 1965 | 14,625 | 1964 | 14,575 | 1963 | 14,517 | 1962 | 14,438 | 1961 | 14,358 | 1960 | 14,298 |
|