Year	US Dollars, Sum Over Component Sub-periods
1995-01-01	2365759880000
1996-01-01	2483422950000
1997-01-01	2576071100000
1998-01-01	2627237120000
1999-01-01	2813108390000
2000-01-01	3173113260000
2001-01-01	3024869810000
2002-01-01	3082447970000
2003-01-01	3497216700000
2004-01-01	4118755600000
2005-01-01	4620304830000
2006-01-01	5248510780000
2007-01-01	5758369480000
2008-01-01	6384013080000
2009-01-01	4837620280000
2010-01-01	5730214630000
2011-01-01	6755793700000
2012-01-01	6685164200000
2013-01-01	6650926180000