Quarter	US Dollars, sum over component sub-periods, Seasonally Adjusted
1999-01-01	67743145821.269005
1999-04-01	68079018653.184494
1999-07-01	70081423129.846710
1999-10-01	71020361236.443700
2000-01-01	69423443826.532010
2000-04-01	69139926060.864990
2000-07-01	69731829494.283100
2000-10-01	72363105148.044190
2001-01-01	73066465379.387400
2001-04-01	70236694788.094700
2001-07-01	73237679807.554300
2001-10-01	73311181006.784100
2002-01-01	69535992221.853700
2002-04-01	73121311747.411200
2002-07-01	77160508684.423400
2002-10-01	79933310463.017200
2003-01-01	87710097441.396600
2003-04-01	87935043790.609000
2003-07-01	87265434985.276900
2003-10-01	90971597892.194000
2004-01-01	100962100450.886000
2004-04-01	104094705103.476000
2004-07-01	105030422584.133990
2004-10-01	112705181843.002010
2005-01-01	120585804093.629000
2005-04-01	116059880176.595000
2005-07-01	116078192669.032000
2005-10-01	113011739993.127000
2006-01-01	120547184881.114000
2006-04-01	126357167381.797000
2006-07-01	131901380518.329010
2006-10-01	141787537902.190980
2007-01-01	144218750498.620000
2007-04-01	154776959649.426000
2007-07-01	162781137048.372000
2007-10-01	174105894164.603000
2008-01-01	183687723924.142000
2008-04-01	193917015664.793000
2008-07-01	186308063271.794980
2008-10-01	163020906397.546000
2009-01-01	148942652859.669000
2009-04-01	155601881988.124000
2009-07-01	161955436364.047970
2009-10-01	169967612860.975980
2010-01-01	164249157383.887020
2010-04-01	158161074637.702970
2010-07-01	162792676718.230000
2010-10-01	173814379727.821000
2011-01-01	177379733575.968020
2011-04-01	185175656562.510000
2011-07-01	186958177016.848000
2011-10-01	180598493442.714020
2012-01-01	177068008860.066000
2012-04-01	179028032114.582000
2012-07-01	178085576204.078000
2012-10-01	182210325114.901000
2013-01-01	187580685529.856020
2013-04-01	187788545492.976000
2013-07-01	192119579616.867000
2013-10-01	199765212541.672000
2014-01-01	206338596836.976000
2014-04-01	211635806606.751000
2014-07-01	210891860688.985020
2014-10-01	204627600936.764000
2015-01-01	195771125261.873020
2015-04-01	224534326969.593020
2015-07-01	197117293945.868000
2015-10-01	208815836464.616000
2016-01-01	208719927297.189000
2016-04-01	208583395040.394000
2016-07-01	210927731023.996000
2016-10-01	215257245759.604980
2017-01-01	200587927236.382020
2017-04-01	210664474344.150000
2017-07-01	218307265626.612000
2017-10-01	224138112580.891000
2018-01-01	231188746198.478000
2018-04-01	224895190396.991000