Year US Dollars, Sum Over Component Sub-periods 1993-01-01 -525200000.00000006 1994-01-01 -1380900000.00000000 1995-01-01 -3677400000.00000000 1996-01-01 -5705500000.00000000 1997-01-01 -4895400000.00000000 1998-01-01 -2602300000.00000000 1999-01-01 -1903300000.00000000 2000-01-01 -3127200000.00000000 2001-01-01 -3068400000.00000000 2002-01-01 -2178900000.00000000 2003-01-01 -2474200000.00000000 2004-01-01 -520900000.00000000 2005-01-01 2028100000.00000000 2006-01-01 2625900000.00000000 2007-01-01 2310500000.00000000 2008-01-01 1504400000.00000000 2009-01-01 4584400000.00000000 2010-01-01 2821200000.00000000 2011-01-01 5111000000.00000000 2012-01-01 7607300000.00000000 2013-01-01 9612700000.00000000