| Year | Value | | 2021 | 5,116,380,907.9429 | | 2020 | 4,554,729,587.4333 | | 2019 | 4,710,553,073.0679 | | 2018 | 4,334,632,297.3006 | | 2017 | 4,103,267,486.0482 | | 2016 | 3,772,290,962.1154 | | 2015 | 3,873,046,274.8924 | | 2014 | 3,659,276,200.8284 | | 2013 | 3,597,206,690.6204 | | 2012 | 3,447,283,721.0305 | | 2011 | 3,091,483,771.3605 | | 2010 | 2,932,205,080.367 | | 2009 | 2,813,376,501.8674 | | 2008 | 2,705,238,007.7743 | | 2007 | 2,437,898,304.7236 | | 2006 | 2,074,640,532.9464 | | 2005 | 654,147,379.7447 | | 2004 | 608,757,193.50868 | | 2003 | 578,810,172.59129 | | 2002 | 570,123,143.39958 | | 2001 | 571,369,565.96386 | | 2000 | 570,777,275.40921 | | 1999 | 511,074,907.13706 | | 1998 | 541,977,834.58521 | | 1997 | 502,669,204.94788 | | 1996 | 478,110,362.27085 | | 1995 | 353,225,721.0162 | | 1994 | 324,228,770.65803 | | 1993 | 278,515,747.68557 | | 1992 | 191,828,532.27147 | | 1991 | 144,079,932.95645 | | 1990 | 224,061,356.48267 | | 1989 | 199,729,860.03817 | | 1988 | 259,403,389.93285 | | 1987 | 198,938,194.08462 | | 1986 | 343,627,554.6893 | | 1985 | 317,246,202.96762 | | 1984 | 292,276,442.31804 | | 1983 | 316,840,209.74729 | | 1982 | 265,802,172.46943 | | 1981 | 399,666,057.09853 | | 1980 | 446,492,338.97907 |
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