Year | Value | 2022 | 1,771 | 2021 | 1,675 | 2020 | 1,562 | 2019 | 1,466 | 2018 | 1,380 | 2017 | 1,285 | 2016 | 1,200 | 2015 | 1,098 | 2014 | 988 | 2013 | 911 | 2012 | 860 | 2011 | 818 | 2010 | 810 | 2009 | 811 | 2008 | 801 | 2007 | 808 | 2006 | 834 | 2005 | 869 | 2004 | 900 | 2003 | 916 | 2002 | 908 | 2001 | 881 | 2000 | 847 | 1999 | 814 | 1998 | 790 | 1997 | 775 | 1996 | 762 | 1995 | 755 | 1994 | 755 | 1993 | 752 | 1992 | 732 | 1991 | 713 | 1990 | 705 | 1989 | 696 | 1988 | 685 | 1987 | 668 | 1986 | 647 | 1985 | 625 | 1984 | 604 | 1983 | 586 | 1982 | 571 | 1981 | 558 | 1980 | 545 | 1979 | 532 | 1978 | 518 | 1977 | 508 | 1976 | 500 | 1975 | 495 | 1974 | 487 | 1973 | 474 | 1972 | 463 | 1971 | 453 | 1970 | 442 | 1969 | 432 | 1968 | 423 | 1967 | 412 | 1966 | 400 | 1965 | 390 | 1964 | 380 | 1963 | 370 | 1962 | 358 | 1961 | 346 | 1960 | 333 |
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