Year US Dollars, Sum Over Component Sub-periods 1992-01-01 43886530000.00000 1993-01-01 40267970000.00000 1994-01-01 44727520000.00000 1995-01-01 57663650000.00000 1996-01-01 58031330000.00000 1997-01-01 58707130000.00000 1998-01-01 62722980000.00000 1999-01-01 64464510000.00000 2000-01-01 64683670000.00000 2001-01-01 66917360000.00000 2002-01-01 73540250000.00000 2003-01-01 88000720000.00000 2004-01-01 110077240000.00000 2005-01-01 119634200000.00000 2006-01-01 133681900000.00000 2007-01-01 162527540000.00000 2008-01-01 177652250000.00000 2009-01-01 134622040000.00002 2010-01-01 147678900000.00000 2011-01-01 172995180000.00000 2012-01-01 161623390000.00000 2013-01-01 168800470000.00000