Year | Value | 2022 | 2,568 | 2021 | 2,587 | 2020 | 2,612 | 2019 | 2,586 | 2018 | 2,545 | 2017 | 2,529 | 2016 | 2,501 | 2015 | 2,476 | 2014 | 2,489 | 2013 | 2,486 | 2012 | 2,449 | 2011 | 2,438 | 2010 | 2,421 | 2009 | 2,362 | 2008 | 2,307 | 2007 | 2,252 | 2006 | 2,177 | 2005 | 2,096 | 2004 | 2,033 | 2003 | 1,974 | 2002 | 1,899 | 2001 | 1,802 | 2000 | 1,666 | 1999 | 1,515 | 1998 | 1,393 | 1997 | 1,303 | 1996 | 1,233 | 1995 | 1,185 | 1994 | 1,172 | 1993 | 1,195 | 1992 | 1,229 | 1991 | 1,239 | 1990 | 1,229 | 1989 | 1,219 | 1988 | 1,211 | 1987 | 1,195 | 1986 | 1,175 | 1985 | 1,153 | 1984 | 1,127 | 1983 | 1,099 | 1982 | 1,070 | 1981 | 1,039 | 1980 | 1,008 | 1979 | 979 | 1978 | 952 | 1977 | 935 | 1976 | 926 | 1975 | 919 | 1974 | 908 | 1973 | 893 | 1972 | 880 | 1971 | 865 | 1970 | 848 | 1969 | 829 | 1968 | 809 | 1967 | 789 | 1966 | 768 | 1965 | 748 | 1964 | 730 | 1963 | 712 | 1962 | 693 | 1961 | 675 | 1960 | 660 |
|