Year US Dollars, Sum Over Component Sub-periods 1994-01-01 17240500000.00000 1995-01-01 20743140000.00000 1996-01-01 21871880000.00000 1997-01-01 14252940000.00000 1998-01-01 12598990000.00000 1999-01-01 35243160000.00000 2000-01-01 67229490000.00001 2001-01-01 50563480000.00000 2002-01-01 46886530000.00000 2003-01-01 53638180000.00000 2004-01-01 85833880000.00000 2005-01-01 125507120000.00000 2006-01-01 145808960000.00000 2007-01-01 139233260000.00000 2008-01-01 169310730000.00000 2009-01-01 113115370000.00000 2010-01-01 150878440000.00000 2011-01-01 211875960000.00000