Year US Dollars, Sum Over Component Sub-periods 1994-01-01 218800000.0000000 1995-01-01 530520000.0000000 1996-01-01 1384620000.0000000 1997-01-01 1445500000.0000000 1998-01-01 721780000.0000000 1999-01-01 986800000.0000000 2000-01-01 2734890000.0000000 2001-01-01 2555640000.0000000 2002-01-01 1565080000.0000000 2003-01-01 1071140000.0000001 2004-01-01 953660000.0000000 2005-01-01 237990000.0000000 2006-01-01 -224330000.0000000 2007-01-01 -3291310000.0000000 2008-01-01 -4823100000.0000000 2009-01-01 -1897110000.0000000 2010-01-01 -3375620000.0000000 2011-01-01 -6842090000.0000000 2012-01-01 -9024710000.0000000 2013-01-01 -9306870000.0000000