Year | Value | 2021 | 348.598679007 | 2020 | 304.41849663695 | 2019 | 985.65567171553 | 2018 | 991 | 2017 | 762 | 2016 | 690 | 2015 | 594 | 2014 | 686 | 2013 | 592 | 2012 | 516 | 2011 | 495 | 2010 | 473 | 2004 | 256.516 | 2003 | 252.88 | 2002 | 266.838 | 2001 | 263.787 | 2000 | 289.285 | 1999 | 291 | 1998 | 294.200012207 | 1997 | 293.6000061035 | 1996 | 249.6000061035 | 1995 | 192 | 1994 | 195.8000030518 | 1993 | 192.3000030518 | 1992 | 180.3999938965 | 1991 | 186.6999969482 | 1990 | 191.1000061035 | 1989 | 185.3000030518 | 1988 | 175 | 1987 | 169.1999969482 | 1986 | 173.6999969482 | 1985 | 171.8000030518 | 1984 | 173 | 1983 | 166.1999969482 | 1982 | 173.3000030518 | 1981 | 178.3000030518 | 1980 | 175 | 1979 | 182.3000030518 | 1978 | 188.1000061035 | 1977 | 170.8000030518 | 1976 | 154.5 | 1975 | 134.3999938965 | 1974 | 143 | 1973 | 127.5999984741 | 1972 | 119.5999984741 | 1971 | 100.0999984741 | 1970 | 97.5999984741 |
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