Year | Value | 2022 | 3,504 | 2021 | 3,520 | 2020 | 3,511 | 2019 | 3,451 | 2018 | 3,336 | 2017 | 3,187 | 2016 | 3,015 | 2015 | 2,832 | 2014 | 2,653 | 2013 | 2,484 | 2012 | 2,324 | 2011 | 2,171 | 2010 | 2,038 | 2009 | 1,932 | 2008 | 1,845 | 2007 | 1,770 | 2006 | 1,705 | 2005 | 1,639 | 2004 | 1,561 | 2003 | 1,482 | 2002 | 1,407 | 2001 | 1,341 | 2000 | 1,289 | 1999 | 1,255 | 1998 | 1,238 | 1997 | 1,224 | 1996 | 1,208 | 1995 | 1,195 | 1994 | 1,175 | 1993 | 1,137 | 1992 | 1,087 | 1991 | 1,041 | 1990 | 987 | 1989 | 919 | 1988 | 891 | 1987 | 863 | 1986 | 841 | 1985 | 825 | 1984 | 803 | 1983 | 769 | 1982 | 739 | 1981 | 715 | 1980 | 693 | 1979 | 643 | 1978 | 617 | 1977 | 582 | 1976 | 573 | 1975 | 535 | 1974 | 490 | 1973 | 448 | 1972 | 403 | 1971 | 375 | 1970 | 346 | 1969 | 352 | 1968 | 348 | 1967 | 326 | 1966 | 322 | 1965 | 313 | 1964 | 300 | 1963 | 296 | 1962 | 266 | 1961 | 269 | 1960 | 302 |
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