Year | Value | 2018 | 79,039,697,249.84 | 2017 | 80,184,046,872.159 | 2016 | 78,231,360,509.526 | 2015 | 78,198,832,040.733 | 2014 | 77,677,599,352.043 | 2013 | 73,148,078,141.844 | 2012 | 66,641,896,837.896 | 2011 | 59,226,448,370.404 | 2010 | 53,552,733,292.938 | 2009 | 49,840,460,675.877 | 2008 | 45,395,891,179.307 | 2007 | 37,108,048,630.342 | 2006 | 33,756,620,370.396 | 2005 | 30,592,142,968.229 | 2004 | 28,278,781,867.01 | 2003 | 26,232,721,958.653 | 2002 | 23,564,563,866.478 | 2001 | 19,871,394,551.352 | 2000 | 13,753,151,877.391 | 1999 | 15,668,108,818.637 | 1998 | 24,063,818,676.042 | 1997 | 23,868,669,748.566 | 1996 | 20,863,101,998.452 | 1995 | 20,687,455,989.692 | 1994 | 19,432,144,525.094 | 1993 | 16,205,313,494.516 | 1992 | 15,500,101,240.121 | 1991 | 14,205,804,960.702 | 1990 | 11,814,843,346.458 | 1989 | 10,799,187,290.171 | 1988 | 10,431,935,682.604 | 1987 | 11,801,460,768.611 | 1986 | 13,054,925,838.267 | 1985 | 14,125,485,984.684 | 1984 | 13,838,412,140.565 | 1983 | 14,162,420,774.253 | 1982 | 17,201,472,478.121 | 1981 | 18,887,488,178.143 | 1980 | 15,088,137,465.687 | 1979 | 11,974,458,937.825 | 1978 | 10,838,442,631.909 | 1977 | 10,172,099,984.881 | 1976 | 8,279,538,758.8243 | 1975 | 7,147,199,412.8752 | 1974 | 5,863,432,718.5815 | 1973 | 3,551,721,054.3944 | 1972 | 3,017,820,774.6234 | 1971 | 2,638,182,119.5609 | 1970 | 2,748,306,920.8106 |
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