Year	US Dollars
2000-01-01	-59000000
2001-01-01	-23600000
2002-01-01	45400000
2003-01-01	194400000
2004-01-01	134600000
2005-01-01	93400000
2006-01-01	-70100000
2007-01-01	-193300000
2008-01-01	-736200000
2009-01-01	40800000
2010-01-01	-104800000
2011-01-01	-179800000
2012-01-01	247600000
2013-01-01	-972100000
2014-01-01	-1194600000
2015-01-01	-1068600000
2016-01-01	-791500000
2017-01-01	-557700000
2018-01-01	-1030300000
2019-01-01	-976400000