Year	Current U.S. Dollars
1990-01-01	2256838858.42714
1991-01-01	2068526521.90299
1992-01-01	1272577456.12712
1993-01-01	1201313201.01272
1994-01-01	1315158670.28285
1995-01-01	1468317350.06841
1996-01-01	1596968913.27897
1997-01-01	1639492424.36472
1998-01-01	1893726437.26462
1999-01-01	1845482181.44801
2000-01-01	1911563665.39006
2001-01-01	2118467913.37873
2002-01-01	2376335048.39976
2003-01-01	2807061008.69084
2004-01-01	3576615240.41616
2005-01-01	4900469950.09033
2006-01-01	6384451606.14210
2007-01-01	9206301700.39619
2008-01-01	11662040713.87530
2009-01-01	8647936747.98704
2010-01-01	9260284937.79782
2011-01-01	10142111334.49610
2012-01-01	10619320048.58570
2013-01-01	11121465767.40670
2014-01-01	11609512939.75430
2015-01-01	10553337672.98720
2016-01-01	10546135160.03100
2017-01-01	11536590635.82680