Year US Dollars, Sum Over Component Sub-periods 2000-01-01 -42623930000.00000 2001-01-01 24017770000.00000 2002-01-01 61361520000.00000 2003-01-01 83733610000.00000 2004-01-01 132788840000.00000 2005-01-01 92112350000.00000 2006-01-01 60967570000.00000 2007-01-01 15284650000.00000 2008-01-01 -73330170000.00000 2009-01-01 111192910000.00000 2010-01-01 112176740000.00000 2011-01-01 142144520000.00000 2012-01-01 271678530000.00003 2013-01-01 401466090000.00000