Year	US Dollars
2000-01-01	-176700000
2001-01-01	-198100000
2002-01-01	-219500000
2003-01-01	-386200000
2004-01-01	-356300000
2005-01-01	-709700000
2006-01-01	-1175500000
2007-01-01	-2009400000
2008-01-01	-2813300000
2009-01-01	-1135300000
2010-01-01	-1194800000
2011-01-01	-1842700000
2012-01-01	-1856600000
2013-01-01	-937600000
2014-01-01	-1769000000
2015-01-01	-1680600000
2016-01-01	-1840500000
2017-01-01	-1408000000
2018-01-01	-1697800000
2019-01-01	-1657700000