Year | Value | 2022 | 42,913 | 2021 | 41,496 | 2020 | 40,044 | 2019 | 38,526 | 2018 | 36,957 | 2017 | 35,337 | 2016 | 33,657 | 2015 | 31,923 | 2014 | 30,140 | 2013 | 28,333 | 2012 | 26,535 | 2011 | 24,780 | 2010 | 23,108 | 2009 | 21,540 | 2008 | 20,091 | 2007 | 18,779 | 2006 | 17,608 | 2005 | 16,574 | 2004 | 15,601 | 2003 | 14,849 | 2002 | 14,606 | 2001 | 14,741 | 2000 | 15,023 | 1999 | 15,451 | 1998 | 15,791 | 1997 | 15,790 | 1996 | 15,541 | 1995 | 15,181 | 1994 | 14,762 | 1993 | 14,305 | 1992 | 13,913 | 1991 | 13,639 | 1990 | 13,432 | 1989 | 13,261 | 1988 | 13,125 | 1987 | 13,009 | 1986 | 12,875 | 1985 | 12,706 | 1984 | 12,504 | 1983 | 12,340 | 1982 | 12,206 | 1981 | 12,052 | 1980 | 11,906 | 1979 | 11,761 | 1978 | 11,620 | 1977 | 11,467 | 1976 | 11,251 | 1975 | 10,949 | 1974 | 10,570 | 1973 | 10,063 | 1972 | 9,465 | 1971 | 8,921 | 1970 | 8,474 | 1969 | 8,110 | 1968 | 7,832 | 1967 | 7,629 | 1966 | 7,444 | 1965 | 7,251 | 1964 | 7,056 | 1963 | 6,859 | 1962 | 6,660 | 1961 | 6,469 | 1960 | 6,293 |
|