Year | Value | 2021 | 4,410.113571964 | 2020 | 3,382.8315314102 | 2019 | 3,185.8004384518 | 2018 | 2,748.6945152252 | 2017 | 2,707.3652806672 | 2016 | 2,129.9238055158 | 2015 | 1,862.6091158674 | 2014 | 1,809.8167534599 | 2013 | 1,724.6057977497 | 2012 | 1,548.1334056809 | 2011 | 1,303.2434587091 | 2010 | 1,173.3490908123 | 2009 | 865.172 | 2006 | 900.447 | 2005 | 842.828 | 2004 | 818.536 | 2003 | 699.994 | 2002 | 636.542 | 2001 | 733.32300009537 | 2000 | 878.763 | 1999 | 759.3000020237 | 1998 | 720.100000754 | 1997 | 863.5999927669 | 1996 | 749.5000017655 | 1995 | 764.3999997301 | 1994 | 738.1000059917 | 1993 | 578.1000026763 | 1992 | 611.8000005186 | 1991 | 622.7000031769 | 1990 | 649.3000053538 | 1989 | 662.1000006348 | 1988 | 616.6999937592 | 1987 | 594.299996421 | 1986 | 542.9000103922 | 1985 | 563.0000007823 | 1984 | 502.5999919251 | 1983 | 439.4999975339 | 1982 | 459.299998261 | 1981 | 440.0000001716 | 1980 | 408.2000032441 | 1979 | 413.6000017303 | 1978 | 322.3000009285 | 1977 | 303.4000000732 | 1976 | 297.300001845 | 1975 | 259.8000010182 | 1974 | 237.3000021499 | 1973 | 180.2000022828 | 1972 | 158.9999996723 | 1971 | 150.699997835 | 1970 | 138.5000004394 |
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