Year	Current U.S. Dollars
1990-01-01	4471828621.90813
1991-01-01	4694744897.95918
1992-01-01	2316618542.52603
1993-01-01	2550195043.10345
1994-01-01	3381270207.85219
1995-01-01	4449375346.45669
1996-01-01	4422160017.54386
1997-01-01	3735312142.57028
1998-01-01	3571043102.56410
1999-01-01	3673288263.62039
2000-01-01	3772851420.24763
2001-01-01	3709637829.94866
2002-01-01	4018365247.44444
2003-01-01	4946292774.79046
2004-01-01	5682719260.07630
2005-01-01	6258600713.82627
2006-01-01	6861222331.96317
2007-01-01	8336478142.08872
2008-01-01	9909548410.82744
2009-01-01	9401731495.71661
2010-01-01	9407168702.43130
2011-01-01	10494632699.38590
2012-01-01	9745251126.01090
2013-01-01	10817712138.94510
2014-01-01	11362272837.88180
2015-01-01	10051659161.17330
2016-01-01	10745787406.44910
2017-01-01	11337827331.68090