Year	US Dollars, Sum Over Component Sub-periods
1995-01-01	-15757940000
1996-01-01	-30418510000
1997-01-01	-35579550000
1998-01-01	-48614760000
1999-01-01	-126863100000
2000-01-01	-177498570000
2001-01-01	-86835300000
2002-01-01	-50511510000
2003-01-01	-53199230000
2004-01-01	-56769970000
2005-01-01	-114906500000
2006-01-01	-110734670000
2007-01-01	-164344140000
2008-01-01	-154751070000
2009-01-01	-107142200000
2010-01-01	-64572440000
2011-01-01	-59570990000
2012-01-01	-37209210000
2013-01-01	2554100000