Quarter	US Dollars, sum over component sub-periods, Seasonally Adjusted
2002-01-01	7189745236.6246195
2002-04-01	7560639660.2602000
2002-07-01	7987496247.7107000
2002-10-01	9171223624.1101000
2003-01-01	9573297253.3758410
2003-04-01	10324473345.5915990
2003-07-01	10263399273.5429000
2003-10-01	11637661028.3819000
2004-01-01	12276454093.7895000
2004-04-01	13164553418.7800000
2004-07-01	12466899830.1516000
2004-10-01	14001887493.5257020
2005-01-01	14567843327.4872000
2005-04-01	13063122221.4107000
2005-07-01	13368950794.7267990
2005-10-01	14350736188.7708990
2006-01-01	14531929920.9325000
2006-04-01	17107606471.6307980
2006-07-01	16969063596.9531000
2006-10-01	17936494199.1401000
2007-01-01	20048999728.7835000
2007-04-01	19743638798.2806000
2007-07-01	21978480800.8084000
2007-10-01	25342632013.6546000
2008-01-01	24417661915.7949000
2008-04-01	27634627816.3294000
2008-07-01	25948733055.2035000
2008-10-01	19688885818.4580000
2009-01-01	15949633582.5370000
2009-04-01	17169494676.9661000
2009-07-01	18476236400.3027000
2009-10-01	19305689799.1648980
2010-01-01	18768000593.2718000
2010-04-01	16535453955.9131980
2010-07-01	15282722537.6374020
2010-10-01	17655266833.2887000
2011-01-01	16890222400.6029000
2011-04-01	18692911160.7602000
2011-07-01	17935575576.2198000
2011-10-01	16284143755.1042000
2012-01-01	16106541491.4138000
2012-04-01	15177011927.2051000
2012-07-01	14529459425.9193000
2012-10-01	16157430742.7384000
2013-01-01	16077091143.0693000
2013-04-01	15359970818.6595000
2013-07-01	15797052884.0402010
2013-10-01	16062342903.6304000
2014-01-01	15918781970.1117000
2014-04-01	17368123539.4280000
2014-07-01	16178376260.9679000
2014-10-01	15663349000.4322990
2015-01-01	12647356313.0563000
2015-04-01	12323707613.4622000
2015-07-01	10158419038.6765000
2015-10-01	11494603599.2051010
2016-01-01	10620921576.2273000
2016-04-01	11499818952.5658000
2016-07-01	11092931394.4929000
2016-10-01	12184890227.5825000
2017-01-01	12110452833.9914000
2017-04-01	12225482310.4619000
2017-07-01	13365790586.4191990
2017-10-01	14625032466.7746010
2018-01-01	14949266330.9671000
2018-04-01	15763662427.1837000