Quarter	US Dollars, Sum Over Component Sub-periods
2000-01-01	12000000
2000-04-01	22000000
2000-07-01	13000000
2000-10-01	63000000
2001-01-01	4000000
2001-04-01	10000000
2001-07-01	10000000
2001-10-01	89000000
2002-01-01	3000000
2002-04-01	20000000
2002-07-01	22000000
2002-10-01	1000000
2003-01-01	29000000
2003-04-01	3000000
2003-07-01	24000000
2003-10-01	4000000
2004-01-01	157000000
2004-04-01	175000000
2004-07-01	710000000
2004-10-01	284000000
2005-01-01	584000000
2005-04-01	124000000
2005-07-01	175000000
2005-10-01	302000000
2006-01-01	512000000
2006-04-01	367000000
2006-07-01	709000000
2006-10-01	985000000
2007-01-01	673000000
2007-04-01	825000000
2007-07-01	1385000000
2007-10-01	2527000000
2008-01-01	2392000000
2008-04-01	2905000000
2008-07-01	956000000
2008-10-01	836000000
2009-01-01	2554000000
2009-04-01	1492000000
2009-07-01	735000000
2009-10-01	2657000000
2010-01-01	1835000000
2010-04-01	1423000000
2010-07-01	1749000000
2010-10-01	4209000000
2011-01-01	2438000000
2011-04-01	2172000000
2011-07-01	2233000000
2011-10-01	4953000000
2012-01-01	1808000000
2012-04-01	2992000000
2012-07-01	3206000000
2012-10-01	3612000000
2013-01-01	1204000000
2013-04-01	4416000000
2013-07-01	3151000000
2013-10-01	3865000000
2014-01-01	2166000000