| Year | Value | | 2021 | 18,341,899,498.931 | | 2020 | 19,538,494,315.148 | | 2019 | 19,309,314,572.876 | | 2018 | 19,255,880,962.856 | | 2017 | 18,227,358,088.312 | | 2016 | 16,991,954,425.713 | | 2015 | 17,539,612,760.618 | | 2014 | 19,093,098,796.104 | | 2013 | 16,734,420,326.465 | | 2012 | 16,795,014,153.982 | | 2011 | 12,112,819,865.693 | | 2010 | 9,592,477,405.3738 | | 2009 | 8,338,416,595.2989 | | 2008 | 7,972,962,330.4175 | | 2007 | 6,608,472,870.3895 | | 2006 | 5,403,321,905.3798 | | 2005 | 3,112,551,058.214 | | 2004 | 2,476,238,385.4611 | | 2003 | 2,287,316,863.7154 | | 2002 | 2,112,313,906.9786 | | 2001 | 2,218,586,974.6499 | | 2000 | 2,390,043,852.4966 | | 1999 | 2,482,255,094.694 | | 1998 | 2,815,116,732.862 | | 1997 | 3,703,139,460.8677 | | 1996 | 3,362,238,045.1184 | | 1995 | 2,936,520,297.7162 | | 1994 | 3,643,464,963.9847 | | 1993 | 3,170,064,868.1145 | | 1992 | 2,873,546,989.9082 | | 1991 | 2,796,828,804.1072 | | 1990 | 2,306,837,984.0157 | | 1989 | 2,533,174,889.519 | | 1988 | 2,588,861,091.5517 | | 1987 | 2,207,841,353.7585 | | 1986 | 1,966,836,854.2626 | | 1985 | 1,781,775,407.9709 | | 1984 | 2,002,032,761.6364 | | 1983 | 1,854,520,601.7961 | | 1982 | 1,726,169,064.0819 | | 1981 | 1,853,068,811.1547 | | 1980 | 1,834,174,451.5389 |
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