Year | Value | 2022 | 60,040 | 2021 | 58,191 | 2020 | 56,431 | 2019 | 54,630 | 2018 | 52,885 | 2017 | 51,233 | 2016 | 49,564 | 2015 | 47,841 | 2014 | 46,135 | 2013 | 44,392 | 2012 | 42,567 | 2011 | 40,809 | 2010 | 39,209 | 2009 | 37,798 | 2008 | 36,474 | 2007 | 35,265 | 2006 | 34,154 | 2005 | 33,138 | 2004 | 32,234 | 2003 | 31,379 | 2002 | 30,574 | 2001 | 29,817 | 2000 | 29,085 | 1999 | 28,355 | 1998 | 27,625 | 1997 | 26,911 | 1996 | 26,120 | 1995 | 25,212 | 1994 | 24,185 | 1993 | 24,165 | 1992 | 24,377 | 1991 | 23,745 | 1990 | 23,141 | 1989 | 22,561 | 1988 | 22,011 | 1987 | 21,485 | 1986 | 20,967 | 1985 | 20,443 | 1984 | 19,893 | 1983 | 19,317 | 1982 | 18,735 | 1981 | 18,171 | 1980 | 17,648 | 1979 | 17,169 | 1978 | 16,729 | 1977 | 16,310 | 1976 | 15,899 | 1975 | 15,496 | 1974 | 15,105 | 1973 | 14,721 | 1972 | 14,342 | 1971 | 13,956 | 1970 | 13,548 | 1969 | 13,114 | 1968 | 12,673 | 1967 | 12,256 | 1966 | 11,901 | 1965 | 11,641 | 1964 | 11,487 | 1963 | 11,426 | 1962 | 11,424 | 1961 | 11,479 | 1960 | 11,607 |
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