Year	Current U.S. Dollars
1980-01-01	19839230769.23080
1981-01-01	19870000000.00000
1982-01-01	19342000000.00000
1983-01-01	16563666666.66670
1984-01-01	17594944444.44440
1985-01-01	17155421052.63160
1986-01-01	20249294117.64710
1987-01-01	28101000000.00000
1988-01-01	22555941176.47060
1989-01-01	21988444444.44440
1990-01-01	20632090909.09090
1991-01-01	10943548387.09680
1992-01-01	10350515463.91750
1993-01-01	10829710144.92750
1994-01-01	9697416974.16974
1995-01-01	13063422619.04760
1996-01-01	10109612141.65260
1997-01-01	11195612105.35700
1998-01-01	14630992956.14630
1999-01-01	13495075365.94660
2000-01-01	13153016530.87180
2001-01-01	14075616789.49050
2002-01-01	16276456427.53970
2003-01-01	20982685981.41630
2004-01-01	25957970922.48110
2005-01-01	29636617749.82530
2006-01-01	34130122490.86130
2007-01-01	44411476557.03290
2008-01-01	54409138498.35480
2009-01-01	51884481410.39310
2010-01-01	50610058210.36960
2011-01-01	57418414504.08820
2012-01-01	53903022339.02760
2013-01-01	55758754071.66120
2014-01-01	56731990231.99020
2015-01-01	50199104511.44870
2016-01-01	53240893665.15840
2017-01-01	56831518294.43970