Year | Value | 2022 | 2,587 | 2021 | 2,601 | 2020 | 2,605 | 2019 | 2,516 | 2018 | 2,560 | 2017 | 2,656 | 2016 | 2,559 | 2015 | 2,463 | 2014 | 2,371 | 2013 | 2,283 | 2012 | 2,209 | 2011 | 2,148 | 2010 | 2,072 | 2009 | 2,005 | 2008 | 1,962 | 2007 | 1,906 | 2006 | 1,829 | 2005 | 1,742 | 2004 | 1,657 | 2003 | 1,590 | 2002 | 1,523 | 2001 | 1,482 | 2000 | 1,482 | 1999 | 1,479 | 1998 | 1,468 | 1997 | 1,436 | 1996 | 1,380 | 1995 | 1,326 | 1994 | 1,282 | 1993 | 1,241 | 1992 | 1,197 | 1991 | 1,157 | 1990 | 1,121 | 1989 | 1,091 | 1988 | 1,077 | 1987 | 1,082 | 1986 | 1,100 | 1985 | 1,129 | 1984 | 1,164 | 1983 | 1,198 | 1982 | 1,221 | 1981 | 1,224 | 1980 | 1,215 | 1979 | 1,194 | 1978 | 1,164 | 1977 | 1,127 | 1976 | 1,074 | 1975 | 1,020 | 1974 | 961 | 1973 | 900 | 1972 | 859 | 1971 | 822 | 1970 | 781 | 1969 | 747 | 1968 | 717 | 1967 | 691 | 1966 | 667 | 1965 | 640 | 1964 | 610 | 1963 | 577 | 1962 | 544 | 1961 | 517 | 1960 | 503 |
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