Year US Dollars, Sum Over Component Sub-periods 1994-01-01 34865660000.00000 1995-01-01 42359720000.00000 1996-01-01 49960980000.00000 1997-01-01 49325350000.00000 1998-01-01 40893080000.00000 1999-01-01 46132370000.00000 2000-01-01 60488610000.00000 2001-01-01 59533940000.00000 2002-01-01 59161190000.00000 2003-01-01 68553070000.00001 2004-01-01 82989970000.00000 2005-01-01 104079470000.00000 2006-01-01 122388020000.00000 2007-01-01 135713190000.00000 2008-01-01 170084500000.00000 2009-01-01 116686270000.00000 2010-01-01 129569190000.00000 2011-01-01 166107720000.00000 2012-01-01 166643570000.00000 2013-01-01 159061940000.00000