Year | Value | 2022 | 1,480.309505106 | 2021 | 1,031.6575019639 | 2020 | 719.48153967007 | 2019 | 550.92942529121 | 2018 | 393.78162958315 | 2017 | 333.67332242236 | 2016 | 308.82831780168 | 2015 | 287.96409393875 | 2014 | 256.00294186031 | 2013 | 219.54421493168 | 2012 | 160.71693729015 | 2011 | 126.29338567386 | 2010 | 100 | 2009 | 90.835297198219 | 2008 | 79.99476302697 | 2007 | 63.786331500393 | 2006 | 54.359780047133 | 2005 | 49.410840534171 | 2004 | 43.559448423577 | 2003 | 37.956496841253 | 2002 | 32.589632390767 | 2001 | 28.503403370537 | 2000 | 25.615453804342 | 1999 | 22.376118739598 | 1998 | 18.635784819502 | 1997 | 15.810974835077 | 1996 | 13.473437709968 | 1995 | 10.449600783006 | 1994 | 6.9824141840471 | 1993 | 5.3119604663382 | 1992 | 4.3827105346299 | 1991 | 3.4836577942032 | 1990 | 2.9742170124427 | 1989 | 2.7634314447153 | 1988 | 2.2586344758067 | 1987 | 1.7553612579901 | 1986 | 1.3652809784367 | 1985 | 1.1528265404657 | 1984 | 1.1043527336148 | 1983 | 0.98129605484495 | 1982 | 0.81952104935073 | 1981 | 0.69047345332575 | 1980 | 0.55592069009144 | 1979 | 0.46079463906983 | 1978 | 0.41705689518414 | 1977 | 0.37329891171374 | 1976 | 0.29327159134259 | 1975 | 0.26360035925766 | 1974 | 0.23352433546666 | 1973 | 0.20439957218548 | 1972 | 0.18612322663834 | 1971 | 0.1749307359544 | 1970 | 0.16788736026146 | 1969 | 0.165134776658 | 1968 | 0.15940697401051 | 1967 | 0.15831403640241 | 1966 | 0.15582456740696 | 1965 | 0.15643175496769 | 1964 | 0.15313270255927 | 1963 | 0.14750609783881 | 1962 | 0.14695962903547 | 1961 | 0.14590717059842 | 1960 | 0.14143422224223 |
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