Year	US Dollars, Sum Over Component Sub-periods
1996-01-01	25120290000.000000
1997-01-01	24484290000.000000
1998-01-01	25402070000.000000
1999-01-01	25258840000.000000
2000-01-01	25075510000.000000
2001-01-01	24951190000.000000
2002-01-01	26826610000.000000
2003-01-01	33062660000.000004
2004-01-01	38422680000.000000
2005-01-01	38710570000.000000
2006-01-01	44981800000.000000
2007-01-01	52738730000.000000
2008-01-01	57313120000.000000
2009-01-01	44485990000.000000
2010-01-01	49526140000.000000
2011-01-01	59893630000.000000
2012-01-01	58402010000.000000
2013-01-01	63259580000.000000