Year	Current U.S. Dollars
2000-01-01	582782774.909148
2001-01-01	660541852.707928
2002-01-01	791406472.142872
2003-01-01	704864229.725388
2004-01-01	683717513.563283
2005-01-01	848307911.949787
2006-01-01	1302811548.328330
2007-01-01	1972994848.084210
2008-01-01	3283703984.554810
2009-01-01	2520363432.209340
2010-01-01	3337447156.780220
2011-01-01	4596139286.286810
2012-01-01	4349983038.265640
2013-01-01	4169790980.326040
2014-01-01	3345207834.891280
2015-01-01	2805437372.544250
2016-01-01	2277716887.237530
2017-01-01	2594260816.881000