Year | Value | 2022 | 69,519 | 2021 | 67,306 | 2020 | 65,163 | 2019 | 63,148 | 2018 | 61,274 | 2017 | 59,469 | 2016 | 57,696 | 2015 | 55,976 | 2014 | 54,318 | 2013 | 52,707 | 2012 | 51,120 | 2011 | 49,547 | 2010 | 48,007 | 2009 | 46,512 | 2008 | 45,045 | 2007 | 43,630 | 2006 | 42,286 | 2005 | 40,998 | 2004 | 39,737 | 2003 | 38,468 | 2002 | 37,303 | 2001 | 36,207 | 2000 | 35,014 | 1999 | 33,731 | 1998 | 32,381 | 1997 | 30,994 | 1996 | 29,596 | 1995 | 28,223 | 1994 | 26,849 | 1993 | 25,413 | 1992 | 23,978 | 1991 | 22,635 | 1990 | 21,399 | 1989 | 20,258 | 1988 | 19,359 | 1987 | 18,906 | 1986 | 18,819 | 1985 | 18,919 | 1984 | 19,131 | 1983 | 19,387 | 1982 | 19,427 | 1981 | 19,191 | 1980 | 18,855 | 1979 | 18,486 | 1978 | 18,145 | 1977 | 17,850 | 1976 | 17,608 | 1975 | 17,410 | 1974 | 17,244 | 1973 | 17,010 | 1972 | 16,703 | 1971 | 16,392 | 1970 | 16,057 | 1969 | 15,701 | 1968 | 15,315 | 1967 | 14,899 | 1966 | 14,489 | 1965 | 14,106 | 1964 | 13,736 | 1963 | 13,379 | 1962 | 13,017 | 1961 | 12,605 | 1960 | 12,114 |
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