Quarter	US Dollars, sum over component sub-periods
2004-01-01	2835501231.2992000
2004-04-01	3107465426.5083800
2004-07-01	3848457707.2782800
2004-10-01	3674373620.0152297
2005-01-01	3233837197.8791504
2005-04-01	3889164371.3865800
2005-07-01	4442634347.0700300
2005-10-01	4135713740.2536600
2006-01-01	4116589827.0975804
2006-04-01	5079474288.9326600
2006-07-01	5443918289.0942700
2006-10-01	5364680944.7645300
2007-01-01	4916000070.3117000
2007-04-01	5805519291.9605090
2007-07-01	6956942034.1930400
2007-10-01	6763048811.4505300
2008-01-01	6926032357.4262200
2008-04-01	8333512247.3418400
2008-07-01	9218901369.3510200
2008-10-01	6430527555.9496000
2009-01-01	4946598455.8990110
2009-04-01	5722064458.2665500
2009-07-01	6978869076.7536400
2009-10-01	6792831540.1198800
2010-01-01	6248677268.7766800
2010-04-01	7301206073.3961900
2010-07-01	8423969420.2291500
2010-10-01	9084550921.3464700
2011-01-01	6975588044.3557600
2011-04-01	8477610615.7979900
2011-07-01	9268137176.9896300
2011-10-01	8988017175.6851200
2012-01-01	7398314287.1916800
2012-04-01	8012110022.2703200
2012-07-01	8931103810.3109500
2012-10-01	9023021479.7769890
2013-01-01	7449257189.1242290
2013-04-01	8109642629.7485010
2013-07-01	9518867721.8446100
2013-10-01	9413077078.9951800
2014-01-01	8189444243.9355600
2014-04-01	9150682658.4357400
2014-07-01	9930016029.9599100
2014-10-01	9403645266.0016600
2015-01-01	7303339697.4657000
2015-04-01	8042826547.4527500
2015-07-01	8764262741.5725900
2015-10-01	8876055126.3724300
2016-01-01	7423596260.9497000
2016-04-01	8472320856.0420010
2016-07-01	9160817144.2384300
2016-10-01	9189144199.8040900
2017-01-01	7947749373.9460990
2017-04-01	8894119909.5364200
2017-07-01	10604185101.0813000
2017-10-01	10986680137.9360000
2018-01-01	9685889832.2547300
2018-04-01	10295390581.3940000