Year	US Dollars, Sum Over Component Sub-periods
1998-01-01	-3829999999.9999995
1999-01-01	-10530000000.0000000
2000-01-01	-11310000000.0000000
2001-01-01	-20650000000.0000000
2002-01-01	-12090000000.0000000
2003-01-01	2990000000.0000000
2004-01-01	6540000000.0000010
2005-01-01	-26160000000.0000040
2006-01-01	-111280000000.0000000
2007-01-01	-4520000000.0000000
2008-01-01	25200000000.0000000
2009-01-01	-2530000000.0000000
2010-01-01	-7640000000.0000010
2011-01-01	6300000000.0000000
2012-01-01	-6400000000.0000000