Year	US Dollars, Sum Over Component Sub-periods
1993-01-01	1467610000
1994-01-01	1001130000
1995-01-01	-12010000
1996-01-01	619960000
1997-01-01	282780000
1998-01-01	-1032790000
1999-01-01	-1873990000
2000-01-01	-1503390000
2001-01-01	-54510000
2002-01-01	1967240000
2003-01-01	680990000
2004-01-01	-5722570000
2005-01-01	1804130000
2006-01-01	3796350000
2007-01-01	-2494070000
2008-01-01	1901730000
2009-01-01	1937110000
2010-01-01	9898120000