Year	US Dollars, Sum Over Component Sub-periods
1995-01-01	-4920100000
1996-01-01	-5340800000
1997-01-01	-3612500000
1998-01-01	-1167800000
1999-01-01	-1526100000
2000-01-01	-1966800000
2001-01-01	-1902500000
2002-01-01	-1068500000
2003-01-01	777800000
2004-01-01	2009100000
2005-01-01	4304300000
2006-01-01	6093500000
2007-01-01	5653900000
2008-01-01	2689900000
2009-01-01	6896300000
2010-01-01	8100900000
2011-01-01	3392500000
2012-01-01	1529300000
2013-01-01	7609100000
2014-01-01	9083700000