Year	Current U.S. Dollars
2002-01-01	183585691184.335
2003-01-01	205050911666.028
2004-01-01	240031751152.058
2005-01-01	295278720498.021
2006-01-01	352002259318.657
2007-01-01	436121940051.225
2008-01-01	568869207370.029
2009-01-01	527947698503.849
2010-01-01	624136193533.077
2011-01-01	679934694325.777
2012-01-01	787147899223.275
2013-01-01	793591779291.706
2014-01-01	825432154331.315
2015-01-01	739936390613.577
2016-01-01	715473737894.803
2017-01-01	819701232853.900