Quarter	US Dollars, Monthly Level, Seasonally Adjusted
1991-01-01	16883230827.981499
1991-04-01	19234442406.590500
1991-07-01	20101184074.437500
1991-10-01	18228830186.296600
1992-01-01	18851555187.232200
1992-04-01	15435200243.898800
1992-07-01	15498564125.711401
1992-10-01	14451675568.655499
1993-01-01	10647322176.682900
1993-04-01	12688294699.344200
1993-07-01	10230562931.850302
1993-10-01	12217280710.047800
1994-01-01	13212798497.116999
1994-04-01	12047435961.320501
1994-07-01	12728377548.590900
1994-10-01	12920713762.622099
1995-01-01	14217510618.615200
1995-04-01	14365531260.381600
1995-07-01	15807897137.665500
1995-10-01	16697959396.402200
1996-01-01	18001576215.063297
1996-04-01	17568048834.666900
1996-07-01	17487832537.383198
1996-10-01	16165745682.618301
1997-01-01	16416417745.351900
1997-04-01	17398169360.105500
1997-07-01	18723366033.222000
1997-10-01	19217682983.460900
1998-01-01	18990715795.086400
1998-04-01	17545210784.540897
1998-07-01	13648330016.662600
1998-10-01	8455370156.881109
1999-01-01	9094652702.136180
1999-04-01	9707139289.981200
1999-07-01	9113819039.972420
1999-10-01	9308221967.385330
2000-01-01	10051373146.353899
2000-04-01	9788875912.181420
2000-07-01	10670754912.291400
2000-10-01	11563142351.540100
2001-01-01	11597595969.187200
2001-04-01	13079739244.771700
2001-07-01	12813473878.541601
2001-10-01	13575460584.720600
2002-01-01	13127036458.797298
2002-04-01	14197734082.354700
2002-07-01	15159135517.144098
2002-10-01	15727255618.914800
2003-01-01	17120219616.799599
2003-04-01	17682208249.722700
2003-07-01	18703705283.238700
2003-10-01	19444286882.423000
2004-01-01	21315647637.632000
2004-04-01	22447968736.485500
2004-07-01	23968907730.595100
2004-10-01	25735036959.545700
2005-01-01	28363381606.587100
2005-04-01	29161278433.711998
2005-07-01	31626337334.412300
2005-10-01	33802798707.895800
2006-01-01	34725216750.448200
2006-04-01	38964921311.673996
2006-07-01	41506877014.460304
2006-10-01	46293251747.679200
2007-01-01	48589255651.729700
2007-04-01	53028569973.027000
2007-07-01	56854480607.453400
2007-10-01	62602531134.945110
2008-01-01	68621039007.298410
2008-04-01	75311844389.943800
2008-07-01	80041074065.970100
2008-10-01	63848449338.871500
2009-01-01	43729076104.850500
2009-04-01	42424387557.288600
2009-07-01	45122458718.293900
2009-10-01	51398550305.166200
2010-01-01	51569705693.157600
2010-04-01	57685678355.897400
2010-07-01	65047948047.451600
2010-10-01	68568077749.437096
2011-01-01	74236994523.668800
2011-04-01	82292262824.226200
2011-07-01	80009234452.662400
2011-10-01	80987839686.996900
2012-01-01	82803531579.722800
2012-04-01	82235106185.372900
2012-07-01	84301567882.130690
2012-10-01	86254781126.831900
2013-01-01	87954477696.482600
2013-04-01	85011059742.776100
2013-07-01	83787470185.388700
2013-10-01	85151793724.967400
2014-01-01	83333796530.802600
2014-04-01	81029982266.124600
2014-07-01	76424250180.853600
2014-10-01	68401340902.848305
2015-01-01	51467604020.201800
2015-04-01	48034651477.282400
2015-07-01	47074306022.277596
2015-10-01	46729044154.261800
2016-01-01	43676394322.189804
2016-04-01	45916116486.092000
2016-07-01	49622502245.228390
2016-10-01	51273303661.617500
2017-01-01	54953618559.176100
2017-04-01	58964084018.968200
2017-07-01	61083092463.831100
2017-10-01	62737927038.341400
2018-01-01	65292493364.917800
2018-04-01	63663445070.185196
2018-07-01	60346204041.605804