Year US Dollars, Sum Over Component Sub-periods 1993-01-01 813880000.000000 1994-01-01 1218370000.000000 1995-01-01 1694620000.000000 1996-01-01 1813830000.000000 1997-01-01 2294060000.000000 1998-01-01 2684610000.000000 1999-01-01 2520500000.000000 2000-01-01 3307170000.000000 2001-01-01 3364120000.000000 2002-01-01 3488410000.000000 2003-01-01 4578660000.000000 2004-01-01 5918230000.000000 2005-01-01 7892940000.000000 2006-01-01 9757880000.000000 2007-01-01 11128320000.000000 2008-01-01 12421520000.000000 2009-01-01 8831520000.000000 2010-01-01 11620790000.000000 2011-01-01 16755970000.000002 2012-01-01 16177890000.000000 2013-01-01 16276300000.000000