Year | Value | 2022 | 1,712 | 2021 | 1,715 | 2020 | 1,719 | 2019 | 1,706 | 2018 | 1,673 | 2017 | 1,642 | 2016 | 1,617 | 2015 | 1,598 | 2014 | 1,583 | 2013 | 1,572 | 2012 | 1,570 | 2011 | 1,575 | 2010 | 1,574 | 2009 | 1,560 | 2008 | 1,528 | 2007 | 1,490 | 2006 | 1,449 | 2005 | 1,405 | 2004 | 1,357 | 2003 | 1,303 | 2002 | 1,239 | 2001 | 1,169 | 2000 | 1,095 | 1999 | 1,035 | 1998 | 993 | 1997 | 960 | 1996 | 931 | 1995 | 904 | 1994 | 876 | 1993 | 852 | 1992 | 833 | 1991 | 815 | 1990 | 801 | 1989 | 792 | 1988 | 783 | 1987 | 780 | 1986 | 780 | 1985 | 772 | 1984 | 759 | 1983 | 744 | 1982 | 731 | 1981 | 719 | 1980 | 708 | 1979 | 700 | 1978 | 696 | 1977 | 698 | 1976 | 710 | 1975 | 728 | 1974 | 745 | 1973 | 764 | 1972 | 794 | 1971 | 841 | 1970 | 814 | 1969 | 729 | 1968 | 681 | 1967 | 647 | 1966 | 610 | 1965 | 568 | 1964 | 528 | 1963 | 487 | 1962 | 441 | 1961 | 388 | 1960 | 327 |
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