| Year | Value | | 2021 | 3,449,813,486.3927 | | 2020 | 3,463,442,966.326 | | 2019 | 3,548,194,134.6155 | | 2018 | 3,304,164,055.9995 | | 2017 | 3,044,179,636.5964 | | 2016 | 2,682,110,683.5544 | | 2015 | 3,571,359,705.495 | | 2014 | 4,296,266,934.4112 | | 2013 | 4,335,850,728.8037 | | 2012 | 3,423,910,967.2035 | | 2011 | 2,480,971,831.5397 | | 2010 | 2,237,782,095.1396 | | 2009 | 2,268,666,961.5621 | | 2008 | 2,302,962,087.2822 | | 2007 | 1,915,090,294.0173 | | 2006 | 1,586,543,880.2961 | | 2005 | 1,360,125,944.6232 | | 2004 | 1,174,000,658.4394 | | 2003 | 1,103,769,134.0677 | | 2002 | 1,048,688,957.0979 | | 2001 | 912,341,281.46297 | | 2000 | 490,407,989.00632 | | 1999 | 517,913,411.53825 | | 1998 | 455,102,441.81956 | | 1997 | 648,834,937.84852 | | 1996 | 719,295,168.98586 | | 1995 | 631,784,656.51421 | | 1994 | 659,684,949.50889 | | 1993 | 606,715,819.70352 | | 1992 | 471,131,820.29676 | | 1991 | 579,938,746.30875 | | 1990 | 443,414,229.64982 | | 1989 | 734,791,179.68983 | | 1988 | 843,888,996.89866 | | 1987 | 547,957,468.48269 | | 1986 | 337,489,029.49309 | | 1985 | 719,895,443.56735 | | 1984 | 908,261,637.2832 | | 1983 | 801,449,628.04922 | | 1982 | 1,041,875,526.5429 | | 1981 | 904,528,978.44279 | | 1980 | 882,823,764.873 |
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