Year | Value | 2021 | 47,675,674,746,854 | 2020 | 43,230,508,759,550 | 2019 | 44,776,028,344,566 | 2018 | 44,425,266,958,796 | 2017 | 42,084,459,106,251 | 2016 | 40,235,898,785,746 | 2015 | 39,611,322,136,759 | 2014 | 41,897,747,606,557 | 2013 | 40,889,714,669,228 | 2012 | 40,335,795,897,984 | 2011 | 40,162,257,557,720 | 2010 | 37,303,980,773,199 | 2009 | 35,178,395,474,555 | 2008 | 37,641,426,224,217 | 2007 | 36,030,011,987,946 | 2006 | 33,176,179,596,364 | 2005 | 31,330,087,283,113 | 2004 | 29,662,725,324,551 | 2003 | 26,576,568,816,836 | 2002 | 23,825,962,933,120 | 2001 | 22,894,291,090,469 | 2000 | 23,087,514,612,302 | 1999 | 22,601,381,900,888 | 1998 | 21,595,523,294,801 | 1997 | 21,262,485,916,841 | 1996 | 21,477,001,875,960 | 1995 | 21,202,700,142,750 | 1994 | 19,277,088,957,077 | 1993 | 17,928,126,507,541 | 1992 | 17,760,428,774,023 | 1991 | 16,529,984,227,163 | 1990 | 15,635,801,640,849 | 1989 | 13,954,406,589,765 | 1988 | 13,415,512,532,880 | 1987 | 11,825,700,789,885 | 1986 | 10,200,506,926,895 | 1985 | 8,406,106,514,589.7 | 1984 | 7,988,432,157,815.1 | 1983 | 7,581,715,610,664.7 | 1982 | 7,385,192,122,004.2 | 1981 | 7,476,552,055,487.2 | 1980 | 7,337,866,789,016.8 | 1979 | 6,661,818,811,692.9 | 1978 | 5,852,763,575,907 | 1977 | 4,862,679,115,124.3 | 1976 | 4,317,208,622,949.5 | 1975 | 3,978,493,065,634.9 | 1974 | 3,566,262,068,202 | 1973 | 3,238,845,673,938.9 | 1972 | 2,680,863,672,638.7 | 1971 | 2,309,828,977,597.6 | 1970 | 2,091,779,638,076.1 |
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