Quarter	US Dollars, sum over component sub-periods
2003-01-01	4209370803.000000
2003-04-01	4457825466.000000
2003-07-01	4529980263.000000
2003-10-01	4670719630.000000
2004-01-01	4974372184.000000
2004-04-01	5292135362.000000
2004-07-01	6117128941.000000
2004-10-01	6480538430.000000
2005-01-01	6720467614.000000
2005-04-01	7368551888.000000
2005-07-01	8174960806.000000
2005-10-01	8409592499.000000
2006-01-01	8484493782.000000
2006-04-01	8871664790.000000
2006-07-01	9717367215.000000
2006-10-01	9409467341.000000
2007-01-01	9386352986.000000
2007-04-01	10602897870.000000
2007-07-01	11546097850.000000
2007-10-01	12942912890.000000
2008-01-01	13060481790.000000
2008-04-01	15502309220.000000
2008-07-01	16748934239.999998
2008-10-01	13143724050.000000
2009-01-01	8853695391.000000
2009-04-01	8974110800.000000
2009-07-01	10235344110.000000
2009-10-01	12078708170.000000
2010-01-01	11765448440.000000
2010-04-01	13028496140.000000
2010-07-01	14710468500.000000
2010-10-01	15711612670.000000
2011-01-01	16005878430.000000
2011-04-01	17468603130.000000
2011-07-01	18929450500.000000
2011-10-01	18261599220.000000
2012-01-01	17183629060.000000
2012-04-01	18055110280.000000
2012-07-01	19474930460.000000
2012-10-01	20740963230.000000
2013-01-01	18125183560.000000
2013-04-01	18855515220.000000
2013-07-01	19112628310.000000
2013-10-01	18661174700.000000
2014-01-01	17131786270.000000
2014-04-01	16956311020.000002
2014-07-01	17166709470.000002
2014-10-01	17344042680.000000
2015-01-01	14677623870.000000
2015-04-01	13750156540.000000
2015-07-01	15389758820.000000
2015-10-01	14791426640.000000
2016-01-01	12905952710.000000
2016-04-01	13047344150.000000
2016-07-01	14534067510.000000
2016-10-01	14805832440.000000
2017-01-01	14604619560.000000
2017-04-01	14584589440.000000
2017-07-01	15577622010.000000
2017-10-01	16540822400.000000
2018-01-01	16404143540.000000
2018-04-01	17474615280.000000