Year | Value | 2022 | 14,931 | 2021 | 14,601 | 2020 | 14,228 | 2019 | 14,003 | 2018 | 13,932 | 2017 | 13,819 | 2016 | 13,644 | 2015 | 13,430 | 2014 | 13,133 | 2013 | 12,705 | 2012 | 12,150 | 2011 | 11,534 | 2010 | 10,913 | 2009 | 10,307 | 2008 | 9,760 | 2007 | 9,225 | 2006 | 8,686 | 2005 | 8,194 | 2004 | 7,746 | 2003 | 7,386 | 2002 | 7,112 | 2001 | 6,869 | 2000 | 6,579 | 1999 | 6,296 | 1998 | 6,096 | 1997 | 5,954 | 1996 | 5,882 | 1995 | 5,853 | 1994 | 5,777 | 1993 | 5,595 | 1992 | 5,367 | 1991 | 5,146 | 1990 | 4,983 | 1989 | 4,843 | 1988 | 4,695 | 1987 | 4,580 | 1986 | 4,462 | 1985 | 4,332 | 1984 | 4,241 | 1983 | 4,173 | 1982 | 4,085 | 1981 | 3,981 | 1980 | 3,843 | 1979 | 3,684 | 1978 | 3,540 | 1977 | 3,421 | 1976 | 3,336 | 1975 | 3,291 | 1974 | 3,267 | 1973 | 3,250 | 1972 | 3,226 | 1971 | 3,181 | 1970 | 3,109 | 1969 | 3,006 | 1968 | 2,898 | 1967 | 2,811 | 1966 | 2,742 | 1965 | 2,679 | 1964 | 2,602 | 1963 | 2,497 | 1962 | 2,371 | 1961 | 2,244 | 1960 | 2,124 |
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