Year	Current U.S. Dollars
1975-01-01	14720672506.5004
1976-01-01	19213022691.0526
1977-01-01	24871775164.6043
1978-01-01	23775831783.4263
1979-01-01	31225463217.7582
1980-01-01	43598748449.0479
1981-01-01	49333424135.1131
1982-01-01	46622718605.2847
1983-01-01	42803323345.1376
1984-01-01	41807954235.9030
1985-01-01	40603650231.5445
1986-01-01	33943612094.7971
1987-01-01	36384908744.2114
1988-01-01	36275674203.2144
1989-01-01	41464995913.9199
1990-01-01	50701443748.2975
1991-01-01	51552165622.4462
1992-01-01	54239171887.7690
1993-01-01	55625170253.3370
1994-01-01	59305093979.8420
1995-01-01	65743666575.8649
1996-01-01	73571233996.1863
1997-01-01	78839008444.5655
1998-01-01	75674336283.1858
1999-01-01	84445473110.9598
2000-01-01	104337372362.1510
2001-01-01	103311640571.8180
2002-01-01	109816201497.6170
2003-01-01	124346358066.7120
2004-01-01	147824370319.9460
2005-01-01	180617018379.8500
2006-01-01	222116541865.2140
2007-01-01	257916133424.0980
2008-01-01	315474615738.5980
2009-01-01	253547358747.4470
2010-01-01	289787338325.3910
2011-01-01	350666031313.8190
2012-01-01	374590605854.3230
2013-01-01	390107556160.6540
2014-01-01	403137100068.0730
2015-01-01	358135057862.4920
2016-01-01	357045064669.8430
2017-01-01	382575085091.8990