Year US Dollars, Sum Over Component Sub-periods 1987-01-01 -210600000.00000000 1988-01-01 -333510000.00000000 1989-01-01 -516110000.00000000 1990-01-01 -558420000.00000000 1991-01-01 -559210000.00000000 1992-01-01 -651060000.00000000 1993-01-01 -298810000.00000000 1994-01-01 133960000.00000001 1995-01-01 442930000.00000000 1996-01-01 491870000.00000000 1997-01-01 9260000.00000000 1998-01-01 -215680000.00000000 1999-01-01 435050000.00000000 2000-01-01 561080000.00000000 2001-01-01 822520000.00000000 2002-01-01 1590150000.00000000 2003-01-01 2280220000.00000000 2004-01-01 2337290000.00000000 2005-01-01 1801070000.00000000 2006-01-01 1665110000.00000000 2007-01-01 2125679999.99999980 2008-01-01 1316050000.00000000 2009-01-01 1670610000.00000000 2010-01-01 1362090000.00000000 2011-01-01 1189150000.00000000 2012-01-01 999270000.00000000 2013-01-01 912820000.00000000