Year | Value | 2022 | 1,158 | 2021 | 1,082 | 2020 | 1,008 | 2019 | 953 | 2018 | 911 | 2017 | 870 | 2016 | 820 | 2015 | 773 | 2014 | 730 | 2013 | 695 | 2012 | 670 | 2011 | 656 | 2010 | 644 | 2009 | 637 | 2008 | 634 | 2007 | 625 | 2006 | 610 | 2005 | 599 | 2004 | 592 | 2003 | 587 | 2002 | 586 | 2001 | 589 | 2000 | 594 | 1999 | 595 | 1998 | 595 | 1997 | 603 | 1996 | 616 | 1995 | 623 | 1994 | 635 | 1993 | 649 | 1992 | 662 | 1991 | 679 | 1990 | 702 | 1989 | 730 | 1988 | 758 | 1987 | 782 | 1986 | 796 | 1985 | 796 | 1984 | 786 | 1983 | 764 | 1982 | 732 | 1981 | 693 | 1980 | 648 | 1979 | 599 | 1978 | 548 | 1977 | 495 | 1976 | 445 | 1975 | 400 | 1974 | 367 | 1973 | 344 | 1972 | 332 | 1971 | 328 | 1970 | 327 | 1969 | 320 | 1968 | 304 | 1967 | 277 | 1966 | 246 | 1965 | 217 | 1964 | 195 | 1963 | 182 | 1962 | 177 | 1961 | 174 | 1960 | 170 |
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