Year	US Dollars, Sum Over Component Sub-periods
1998-01-01	-8620000000.0000000
1999-01-01	3860000000.0000000
2000-01-01	12330000000.0000000
2001-01-01	-3929999999.9999995
2002-01-01	-1030000000.0000001
2003-01-01	12040000000.0000000
2004-01-01	34470000000.0000000
2005-01-01	50240000000.0000000
2006-01-01	45490000000.0000000
2007-01-01	90360000000.0000000
2008-01-01	-14990000000.0000000
2009-01-01	61860000000.0000000
2010-01-01	188710000000.0000000
2011-01-01	192300000000.0000000
2012-01-01	-28400000000.0000000