Year | Value | 2022 | 2,031 | 2021 | 1,963 | 2020 | 1,888 | 2019 | 1,802 | 2018 | 1,714 | 2017 | 1,632 | 2016 | 1,561 | 2015 | 1,498 | 2014 | 1,443 | 2013 | 1,399 | 2012 | 1,358 | 2011 | 1,318 | 2010 | 1,294 | 2009 | 1,288 | 2008 | 1,291 | 2007 | 1,303 | 2006 | 1,318 | 2005 | 1,327 | 2004 | 1,331 | 2003 | 1,331 | 2002 | 1,330 | 2001 | 1,330 | 2000 | 1,333 | 1999 | 1,338 | 1998 | 1,340 | 1997 | 1,348 | 1996 | 1,358 | 1995 | 1,367 | 1994 | 1,377 | 1993 | 1,387 | 1992 | 1,392 | 1991 | 1,378 | 1990 | 1,348 | 1989 | 1,315 | 1988 | 1,288 | 1987 | 1,270 | 1986 | 1,264 | 1985 | 1,270 | 1984 | 1,280 | 1983 | 1,288 | 1982 | 1,296 | 1981 | 1,302 | 1980 | 1,297 | 1979 | 1,281 | 1978 | 1,265 | 1977 | 1,246 | 1976 | 1,227 | 1975 | 1,205 | 1974 | 1,185 | 1973 | 1,165 | 1972 | 1,146 | 1971 | 1,128 | 1970 | 1,105 | 1969 | 1,083 | 1968 | 1,062 | 1967 | 1,038 | 1966 | 1,012 | 1965 | 983 | 1964 | 943 | 1963 | 895 | 1962 | 845 | 1961 | 796 | 1960 | 755 |
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