Year | Value | 2022 | 8,489 | 2021 | 8,492 | 2020 | 8,523 | 2019 | 8,319 | 2018 | 8,095 | 2017 | 7,868 | 2016 | 7,647 | 2015 | 7,434 | 2014 | 7,225 | 2013 | 7,009 | 2012 | 6,794 | 2011 | 6,591 | 2010 | 6,405 | 2009 | 6,237 | 2008 | 6,088 | 2007 | 5,946 | 2006 | 5,783 | 2005 | 5,581 | 2004 | 5,343 | 2003 | 5,068 | 2002 | 4,770 | 2001 | 4,481 | 2000 | 4,220 | 1999 | 3,989 | 1998 | 3,780 | 1997 | 3,600 | 1996 | 3,442 | 1995 | 3,301 | 1994 | 3,183 | 1993 | 3,096 | 1992 | 3,035 | 1991 | 2,988 | 1990 | 2,948 | 1989 | 2,916 | 1988 | 2,894 | 1987 | 2,878 | 1986 | 2,855 | 1985 | 2,817 | 1984 | 2,756 | 1983 | 2,673 | 1982 | 2,578 | 1981 | 2,492 | 1980 | 2,433 | 1979 | 2,398 | 1978 | 2,392 | 1977 | 2,404 | 1976 | 2,414 | 1975 | 2,408 | 1974 | 2,390 | 1973 | 2,359 | 1972 | 2,314 | 1971 | 2,263 | 1970 | 2,212 | 1969 | 2,157 | 1968 | 2,096 | 1967 | 2,029 | 1966 | 1,962 | 1965 | 1,899 | 1964 | 1,841 | 1963 | 1,786 | 1962 | 1,734 | 1961 | 1,679 | 1960 | 1,619 |
|