Quarter	US Dollar, Seasonally Adjusted
1981-01-01	17597151725.749900
1981-04-01	18343724795.244200
1981-07-01	17691482460.645300
1981-10-01	18214330239.594700
1982-01-01	17491552084.988100
1982-04-01	17611960375.750100
1982-07-01	18261414842.137400
1982-10-01	16828092483.499498
1983-01-01	17505564437.777700
1983-04-01	18564169372.757600
1983-07-01	18918939754.679398
1983-10-01	20319379745.485703
1984-01-01	21403646851.764100
1984-04-01	22088525275.453400
1984-07-01	23107750336.409298
1984-10-01	22550569527.778200
1985-01-01	22179698744.145600
1985-04-01	22424979816.012500
1985-07-01	22537320729.927900
1985-10-01	22652342979.392700
1986-01-01	22092977817.261400
1986-04-01	22121005187.280100
1986-07-01	22723848221.189300
1986-10-01	23007053628.580300
1987-01-01	23932862940.722000
1987-04-01	24011123740.150898
1987-07-01	24888394847.447400
1987-10-01	26135712179.454400
1988-01-01	27724044087.959400
1988-04-01	29198095507.546497
1988-07-01	29224988795.166900
1988-10-01	30270270223.984700
1989-01-01	31569537859.753800
1989-04-01	30480394178.604800
1989-07-01	30458770764.852200
1989-10-01	31349299969.853800
1990-01-01	31555039677.017498
1990-04-01	32509253143.069000
1990-07-01	33397414717.216600
1990-10-01	32598766576.384900
1991-01-01	30931721817.459500
1991-04-01	31865032987.996300
1991-07-01	32968525771.521700
1991-10-01	32762837168.895100
1992-01-01	32711467737.308500
1992-04-01	33485297468.487900
1992-07-01	34225449176.390297
1992-10-01	34380325624.168396
1993-01-01	35943734403.738700
1993-04-01	37015274068.724900
1993-07-01	36443096176.567800
1993-10-01	37536468791.332800
1994-01-01	37661083347.027504
1994-04-01	39839184231.310800
1994-07-01	43270795670.077100
1994-10-01	45795261443.302200
1995-01-01	47527724468.369400
1995-04-01	47535686434.055100
1995-07-01	48003836876.567300
1995-10-01	49848268341.395800
1996-01-01	49385965705.250000
1996-04-01	51195241557.671800
1996-07-01	52538115005.444000
1996-10-01	51689268076.670000
1997-01-01	54555115439.065900
1997-04-01	53591549544.977500
1997-07-01	54931595488.065895
1997-10-01	55349915065.663600
1998-01-01	54983742311.004500
1998-04-01	54878507987.942300
1998-07-01	54189686773.084496
1998-10-01	55876396609.585600
1999-01-01	58325022749.953900
1999-04-01	60154846864.196600
1999-07-01	63329478965.593200
1999-10-01	65908181351.419700
2000-01-01	69961347812.073410
2000-04-01	71646013469.654300
2000-07-01	73033573857.985100
2000-10-01	73473989697.437990
2001-01-01	73120278442.184800
2001-04-01	69932719588.469100
2001-07-01	65474254622.036896
2001-10-01	62323667945.577610
2002-01-01	63184111226.333206
2002-04-01	65565102805.329605
2002-07-01	66960784997.952700
2002-10-01	66825557914.643100
2003-01-01	69935627641.861100
2003-04-01	68975801979.367690
2003-07-01	70469493172.443190
2003-10-01	74601254542.164900
2004-01-01	76462647803.914400
2004-04-01	81509569595.150000
2004-07-01	84176731736.616600
2004-10-01	86584555240.156900
2005-01-01	87231595215.310900
2005-04-01	87693979521.285000
2005-07-01	94123656497.211500
2005-10-01	101504634544.402000
2006-01-01	97646888600.020000
2006-04-01	99544953831.550610
2006-07-01	100812279051.043990
2006-10-01	100492786920.819990
2007-01-01	101524579023.410000
2007-04-01	108300098600.054000
2007-07-01	108231443975.200000
2007-10-01	112375039743.364000
2008-01-01	116187320866.522000
2008-04-01	126213996305.886000
2008-07-01	123965748859.575000
2008-10-01	93809866538.820800
2009-01-01	76256250045.620800
2009-04-01	74959710489.739200
2009-07-01	82112110777.692100
2009-10-01	89658004734.521910
2010-01-01	94319657849.828400
2010-04-01	97307413168.171690
2010-07-01	96503441437.237200
2010-10-01	104132214994.689000
2011-01-01	111071945358.211000
2011-04-01	113413751254.254990
2011-07-01	118678048466.245990
2011-10-01	118343066393.711990
2012-01-01	117506886462.571000
2012-04-01	114140969364.645000
2012-07-01	113938993008.415000
2012-10-01	116286942171.929000
2013-01-01	117106842358.428000
2013-04-01	116983466697.646000
2013-07-01	115894064721.254010
2013-10-01	115268999672.102000
2014-01-01	116061836738.935000
2014-04-01	122982641096.642990
2014-07-01	124007293259.515990
2014-10-01	116312993364.453000
2015-01-01	103467752703.476000
2015-04-01	106409860071.591000
2015-07-01	102829478443.671000
2015-10-01	98337377210.683600
2016-01-01	94683672242.115300
2016-04-01	96148036000.869400
2016-07-01	100306896386.643000
2016-10-01	102376247865.504000
2017-01-01	104731794516.076000
2017-04-01	105516464883.077000
2017-07-01	104841931814.346000
2017-10-01	108362403854.782000
2018-01-01	110610429327.299990
2018-04-01	114650128499.371000