Quarter	US Dollars, sum over component sub-periods, Seasonally Adjusted
1996-01-01	32408093304.459500
1996-04-01	31841092786.676903
1996-07-01	32091762715.432300
1996-10-01	33321630677.190000
1997-01-01	32116667227.308200
1997-04-01	30992549360.614700
1997-07-01	31103105208.448100
1997-10-01	30222204010.164900
1998-01-01	29289691329.610600
1998-04-01	27932217178.300800
1998-07-01	26809580393.458298
1998-10-01	28664943502.136402
1999-01-01	28510522408.190002
1999-04-01	27705308576.157898
1999-07-01	29063922281.552900
1999-10-01	31117035837.275800
2000-01-01	28879848204.243000
2000-04-01	29354781187.387000
2000-07-01	29834378131.950400
2000-10-01	30103128754.191800
2001-01-01	28971480205.864100
2001-04-01	29035293758.211998
2001-07-01	28095550127.714100
2001-10-01	25003347127.434002
2002-01-01	25394065558.057300
2002-04-01	27994920430.588300
2002-07-01	28746497872.289700
2002-10-01	29242373703.407097
2003-01-01	30133417108.766502
2003-04-01	24484822075.111000
2003-07-01	27586577596.910103
2003-10-01	31037694511.035800
2004-01-01	32474841380.107597
2004-04-01	33858484736.764404
2004-07-01	34093190311.869896
2004-10-01	35972232681.679596
2005-01-01	35685972908.164000
2005-04-01	34445243575.765700
2005-07-01	35033995637.307800
2005-10-01	34336869821.083202
2006-01-01	33990804936.003296
2006-04-01	35296066832.784096
2006-07-01	35964871884.223000
2006-10-01	36394795907.225900
2007-01-01	37091432297.695500
2007-04-01	39333424782.661804
2007-07-01	40606277563.904100
2007-10-01	41851105586.644905
2008-01-01	45046543646.726700
2008-04-01	43763422562.601906
2008-07-01	44105942963.277400
2008-10-01	45990794182.689600
2009-01-01	40784593196.498200
2009-04-01	37644511632.271300
2009-07-01	37910263143.456300
2009-10-01	39373965002.674904
2010-01-01	40326914270.421400
2010-04-01	40019050366.266304
2010-07-01	41556777788.359890
2010-10-01	43111852575.701610
2011-01-01	44150664128.444200
2011-04-01	41480928298.641304
2011-07-01	45388647238.766600
2011-10-01	45288335934.485700
2012-01-01	44432955686.810200
2012-04-01	46137837552.317500
2012-07-01	47408108495.420100
2012-10-01	46276743551.741300
2013-01-01	43816620567.456300
2013-04-01	41446421984.131390
2013-07-01	42609881821.970100
2013-10-01	43084347160.792200
2014-01-01	47931472099.502900
2014-04-01	48919512735.438400
2014-07-01	50285082646.100600
2014-10-01	45596940481.071000
2015-01-01	45934078311.592800
2015-04-01	44534126781.225910
2015-07-01	43750121494.661400
2015-10-01	44377658712.956300
2016-01-01	42818150022.303400
2016-04-01	46509363574.053100
2016-07-01	48617363991.748405
2016-10-01	48106366008.228390
2017-01-01	46907538882.501910
2017-04-01	48447808777.100204
2017-07-01	49543977715.037605
2017-10-01	48548694500.848600
2018-01-01	50413158441.357600
2018-04-01	53047935956.594300
2018-07-01	48465358841.018196