Quarter	US Dollars, Monthly Level, Seasonally Adjusted
1991-01-01	14371906941.591600
1991-04-01	17959186735.477600
1991-07-01	16824550080.609200
1991-10-01	14511118180.924702
1992-01-01	13808668402.037900
1992-04-01	13090254819.565600
1992-07-01	12910839578.740500
1992-10-01	14499399323.148300
1993-01-01	13898897951.876000
1993-04-01	13452967838.495800
1993-07-01	13957824104.432300
1993-10-01	15327960636.695400
1994-01-01	15887035630.992899
1994-04-01	16631550520.971700
1994-07-01	18107280413.411503
1994-10-01	16934786018.726600
1995-01-01	21101080900.015400
1995-04-01	20594883079.996100
1995-07-01	19455245862.394200
1995-10-01	20305493891.184200
1996-01-01	22778880624.703300
1996-04-01	21677219795.586400
1996-07-01	21357717469.003300
1996-10-01	22606660246.947998
1997-01-01	22399900192.443500
1997-04-01	20478509934.494300
1997-07-01	21137153032.017700
1997-10-01	21909429916.517597
1998-01-01	19675132203.312400
1998-04-01	18872816678.061800
1998-07-01	18770343836.989300
1998-10-01	16701493364.144500
1999-01-01	15343730576.582401
1999-04-01	16067286438.312302
1999-07-01	17174910356.519200
1999-10-01	20531391975.701300
2000-01-01	24377629846.060402
2000-04-01	24390189034.673798
2000-07-01	24992970419.105500
2000-10-01	25825493036.892597
2001-01-01	25880513637.740100
2001-04-01	25149261877.974200
2001-07-01	23966366519.681000
2001-10-01	22033734948.440502
2002-01-01	22278465706.923800
2002-04-01	25092848464.713200
2002-07-01	26883697473.129997
2002-10-01	27459684206.012500
2003-01-01	31737236108.231900
2003-04-01	30059861152.011600
2003-07-01	32424574435.078400
2003-10-01	34701742241.117800
2004-01-01	38615170939.825390
2004-04-01	41888115770.715996
2004-07-01	45884758788.114900
2004-10-01	50497580613.050900
2005-01-01	52853489086.535610
2005-04-01	58700346818.250700
2005-07-01	61811978929.782000
2005-10-01	65950635588.340300
2006-01-01	71771491113.369610
2006-04-01	75251612860.955000
2006-07-01	76313219507.485400
2006-10-01	74075220947.171510
2007-01-01	76366874137.276200
2007-04-01	81786926499.691400
2007-07-01	84130381609.089100
2007-10-01	102375159760.926000
2008-01-01	119662958890.909000
2008-04-01	126247312604.890000
2008-07-01	127154174106.151000
2008-10-01	91839290306.249590
2009-01-01	64399427355.404100
2009-04-01	64585838160.436590
2009-07-01	78439300433.525400
2009-10-01	88072739652.679000
2010-01-01	97894186828.242400
2010-04-01	96195214803.050800
2010-07-01	94416551813.580800
2010-10-01	104553955110.057000
2011-01-01	119046454815.152010
2011-04-01	133443104503.760000
2011-07-01	128322894116.963990
2011-10-01	134469503121.666020
2012-01-01	139298681989.011000
2012-04-01	131209087356.710000
2012-07-01	127157015559.912000
2012-10-01	131318098434.015010
2013-01-01	133100700411.479000
2013-04-01	126947228587.240000
2013-07-01	131423038086.097990
2013-10-01	130762283487.504990
2014-01-01	131101356815.170000
2014-04-01	131421999951.305000
2014-07-01	126369864361.086000
2014-10-01	108822861169.338000
2015-01-01	96838929007.475600
2015-04-01	91138294931.845400
2015-07-01	79523693463.890400
2015-10-01	75269882345.018200
2016-01-01	64195474356.229700
2016-04-01	67853744293.873604
2016-07-01	72271509055.571600
2016-10-01	76951168184.352800
2017-01-01	85957232084.404600
2017-04-01	84028596580.227600
2017-07-01	87625846275.091200
2017-10-01	96153036495.059890
2018-01-01	105236914474.669000
2018-04-01	109002075612.509000
2018-07-01	114732240897.722000