Year US Dollars, Sum Over Component Sub-periods 1993-01-01 -195810000 1994-01-01 0 1995-01-01 0 1996-01-01 0 1997-01-01 0 1998-01-01 12370000 1999-01-01 13440000 2000-01-01 14510000 2001-01-01 7460000 2002-01-01 20500000 2003-01-01 91930000 2004-01-01 14390000 2005-01-01 33860000 2006-01-01 78580000 2007-01-01 213180000 2008-01-01 81640000 2009-01-01 84020000 2010-01-01 63230000 2011-01-01 68440000 2012-01-01 91170000 2013-01-01 357580000