Year US Dollars, Sum Over Component Sub-periods 1994-01-01 -281370000.00000 1995-01-01 -605780000.00000 1996-01-01 -922820000.00000 1997-01-01 -3183910000.00000 1998-01-01 -1269750000.00000 1999-01-01 -2207620000.00000 2000-01-01 -3176780000.00000 2001-01-01 -2532580000.00000 2002-01-01 -3532650000.00000 2003-01-01 -9727130000.00000 2004-01-01 -13782030000.00000 2005-01-01 -12767470000.00000 2006-01-01 -23151000000.00000 2007-01-01 -45915520000.00000 2008-01-01 -55593550000.00000 2009-01-01 -43665030000.00000 2010-01-01 -52522620000.00000 2011-01-01 -67283369999.99999