Year | Value | 2021 | 772.901013 | 2020 | 674.799378544 | 2019 | 981.74186 | 2018 | 1,131.913455454 | 2017 | 1,052.36048 | 2016 | 974.556289 | 2015 | 758.70516335047 | 2014 | 902.11648641085 | 2013 | 768.23502 | 2012 | 880.34026395662 | 2011 | 754.29793839301 | 2010 | 665.66362845371 | 2009 | 276.918 | 2008 | 394.583 | 2007 | 484.52 | 2006 | 469.222 | 2005 | 439.773 | 2004 | 434.101 | 2003 | 424.362 | 2002 | 405.498 | 2001 | 408.372 | 2000 | 408.542 | 1999 | 362 | 1998 | 429.3999938965 | 1997 | 710 | 1996 | 749.4000244141 | 1995 | 782.5999755859 | 1994 | 733.700012207 | 1993 | 615.5 | 1992 | 504.1000061035 | 1991 | 475.5 | 1990 | 458.6000061035 | 1989 | 438.200012207 | 1988 | 455 | 1987 | 340.200012207 | 1986 | 222 | 1985 | 153.1000061035 | 1984 | 169.8000030518 | 1983 | 189 | 1982 | 177.8999938965 | 1981 | 156 | 1980 | 121.9000015259 | 1979 | 79.8000030518 | 1978 | 58.9000015259 | 1977 | 52.0999984741 | 1976 | 43.5999984741 | 1975 | 42.9000015259 | 1974 | 41.2999992371 | 1973 | 27.7000007629 | 1972 | 19.8999996185 | 1971 | 17.6000003815 | 1970 | 14.1999998093 |
|