Year	US Dollars, Sum Over Component Sub-periods
1990-01-01	55484200000.00000
1991-01-01	59891400000.00000
1992-01-01	65989600000.00001
1993-01-01	61904000000.00000
1994-01-01	73821900000.00000
1995-01-01	93429000000.00000
1996-01-01	102865000000.00000
1997-01-01	107158100000.00000
1998-01-01	112202400000.00000
1999-01-01	112905600000.00000
2000-01-01	115733800000.00000
2001-01-01	117531600000.00000
2002-01-01	127057500000.00000
2003-01-01	157885500000.00000
2004-01-01	185084000000.00000
2005-01-01	196338200000.00000
2006-01-01	220671100000.00000
2007-01-01	263776400000.00003
2008-01-01	282180900000.00000
2009-01-01	227956000000.00000
2010-01-01	256923800000.00000
2011-01-01	307521500000.00000
2012-01-01	295914100000.00000
2013-01-01	316877700000.00000