Year | Value | 2022 | 6,743 | 2021 | 6,739 | 2020 | 6,671 | 2019 | 6,478 | 2018 | 6,208 | 2017 | 5,943 | 2016 | 5,695 | 2015 | 5,462 | 2014 | 5,247 | 2013 | 5,047 | 2012 | 4,857 | 2011 | 4,676 | 2010 | 4,501 | 2009 | 4,332 | 2008 | 4,175 | 2007 | 4,034 | 2006 | 3,903 | 2005 | 3,778 | 2004 | 3,655 | 2003 | 3,529 | 2002 | 3,401 | 2001 | 3,269 | 2000 | 3,138 | 1999 | 3,016 | 1998 | 2,899 | 1997 | 2,790 | 1996 | 2,692 | 1995 | 2,609 | 1994 | 2,562 | 1993 | 2,492 | 1992 | 2,518 | 1991 | 2,517 | 1990 | 2,289 | 1989 | 2,048 | 1988 | 1,878 | 1987 | 1,747 | 1986 | 1,628 | 1985 | 1,526 | 1984 | 1,444 | 1983 | 1,379 | 1982 | 1,321 | 1981 | 1,261 | 1980 | 1,190 | 1979 | 1,100 | 1978 | 1,001 | 1977 | 902 | 1976 | 809 | 1975 | 730 | 1974 | 665 | 1973 | 611 | 1972 | 565 | 1971 | 523 | 1970 | 486 | 1969 | 453 | 1968 | 426 | 1967 | 403 | 1966 | 380 | 1965 | 359 | 1964 | 339 | 1963 | 319 | 1962 | 299 | 1961 | 281 | 1960 | 264 |
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