Year US Dollars, Sum Over Component Sub-periods 1998-01-01 41118000000.00000 1999-01-01 36978000000.00000 2000-01-01 37483000000.00000 2001-01-01 37356000000.00000 2002-01-01 46790000000.00000 2003-01-01 49445000000.00000 2004-01-01 60145000000.00001 2005-01-01 90379000000.00000 2006-01-01 100150000000.00000 2007-01-01 139095000000.00000 2008-01-01 114792000000.00000 2009-01-01 87167000000.00000 2010-01-01 185750000000.00000 2011-01-01 231600000000.00000 2012-01-01 191000000000.00000