Year	US Dollars, Sum Over Component Sub-periods
1988-01-01	2218630000.0000000
1989-01-01	45930000.0000000
1990-01-01	-1076460000.0000000
1991-01-01	-5140060000.0000000
1992-01-01	-1060040000.0000000
1993-01-01	-3367780000.0000000
1994-01-01	-3800110000.0000000
1995-01-01	-2049150000.0000000
1996-01-01	-4346760000.0000000
1997-01-01	-7334520000.0000000
1998-01-01	-11166700000.0000000
1999-01-01	159820000.0000000
2000-01-01	1029400000.0000001
2001-01-01	-6646780000.0000000
2002-01-01	-2596450000.0000000
2003-01-01	7351190000.0000000
2004-01-01	-2447620000.0000000
2005-01-01	-21833930000.0000000
2006-01-01	-2829180000.0000000
2007-01-01	-50586910000.0000000
2008-01-01	-77696450000.0000000
2009-01-01	-1204500000.0000000
2010-01-01	-23468850000.0000000