Year | Value | 2022 | 39,098 | 2021 | 37,963 | 2020 | 36,810 | 2019 | 35,540 | 2018 | 34,251 | 2017 | 32,956 | 2016 | 31,626 | 2015 | 30,214 | 2014 | 28,987 | 2013 | 28,032 | 2012 | 27,164 | 2011 | 26,436 | 2010 | 25,854 | 2009 | 25,072 | 2008 | 24,130 | 2007 | 23,340 | 2006 | 22,717 | 2005 | 22,248 | 2004 | 21,902 | 2003 | 21,580 | 2002 | 21,199 | 2001 | 20,739 | 2000 | 20,204 | 1999 | 19,575 | 1998 | 18,876 | 1997 | 18,197 | 1996 | 17,645 | 1995 | 17,241 | 1994 | 16,901 | 1993 | 16,586 | 1992 | 16,294 | 1991 | 15,995 | 1990 | 15,655 | 1989 | 15,265 | 1988 | 14,861 | 1987 | 14,462 | 1986 | 14,111 | 1985 | 13,786 | 1984 | 13,459 | 1983 | 13,147 | 1982 | 12,848 | 1981 | 12,539 | 1980 | 12,193 | 1979 | 11,851 | 1978 | 11,493 | 1977 | 11,094 | 1976 | 10,676 | 1975 | 10,248 | 1974 | 9,837 | 1973 | 9,467 | 1972 | 9,140 | 1971 | 8,859 | 1970 | 8,618 | 1969 | 8,420 | 1968 | 8,266 | 1967 | 8,115 | 1966 | 7,937 | 1965 | 7,749 | 1964 | 7,550 | 1963 | 7,354 | 1962 | 7,145 | 1961 | 6,935 | 1960 | 6,747 |
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