Year US Dollars, Sum Over Component Sub-periods 1990-01-01 -132000000.00000000 1991-01-01 -270600000.00000000 1992-01-01 -165600000.00000000 1993-01-01 43000000.00000000 1994-01-01 121700000.00000000 1995-01-01 52300000.00000000 1996-01-01 -130500000.00000000 1997-01-01 -133300000.00000001 1998-01-01 -559200000.00000000 1999-01-01 -592600000.00000000 2000-01-01 -880700000.00000000 2001-01-01 -341600000.00000000 2002-01-01 136900000.00000000 2003-01-01 -523100000.00000000 2004-01-01 -1299700000.00000000 2005-01-01 -2636300000.00000000 2006-01-01 -3984200000.00000000 2007-01-01 -3213800000.00000000 2008-01-01 -4131899999.99999950 2009-01-01 -1415700000.00000000 2010-01-01 -1017900000.00000000 2011-01-01 -916100000.00000000 2012-01-01 -739900000.00000000 2013-01-01 573900000.00000000