Quarter	US Dollar, Seasonally Adjusted
1981-01-01	22072892549.392000
1981-04-01	23457510460.569900
1981-07-01	22941165828.864800
1981-10-01	23573461089.777298
1982-01-01	23329237663.569900
1982-04-01	23231619022.748600
1982-07-01	23838623206.383102
1982-10-01	21954170853.195700
1983-01-01	22116837963.513600
1983-04-01	23425149967.278297
1983-07-01	24108588895.068700
1983-10-01	25363294760.587400
1984-01-01	26891761429.139500
1984-04-01	27779577041.472200
1984-07-01	29156210266.037600
1984-10-01	28252472047.831000
1985-01-01	27858351793.696003
1985-04-01	27811296874.401703
1985-07-01	28258739952.600900
1985-10-01	28224278612.895300
1986-01-01	27441571407.959400
1986-04-01	27701813829.114800
1986-07-01	28492143068.849900
1986-10-01	28911352580.998500
1987-01-01	29533741884.279700
1987-04-01	30084962362.491600
1987-07-01	30974745553.380398
1987-10-01	32782116665.540802
1988-01-01	35618035239.989600
1988-04-01	36331180729.259895
1988-07-01	36861735221.830800
1988-10-01	39502868234.588000
1989-01-01	40157599805.232200
1989-04-01	38858752137.402504
1989-07-01	38687442453.602005
1989-10-01	40163964351.781100
1990-01-01	40279756261.882300
1990-04-01	42081403136.808600
1990-07-01	42725628241.166100
1990-10-01	42058702879.566100
1991-01-01	39986237919.575096
1991-04-01	40401879022.927895
1991-07-01	41933160437.347600
1991-10-01	42355032109.792404
1992-01-01	41546162466.007904
1992-04-01	42313300413.765300
1992-07-01	42800124533.088300
1992-10-01	42921130646.130000
1993-01-01	44858737894.228096
1993-04-01	45853849570.482506
1993-07-01	44920285618.586900
1993-10-01	46303207374.268000
1994-01-01	47465396483.854600
1994-04-01	49961217873.606000
1994-07-01	53564163623.480400
1994-10-01	56864611560.300500
1995-01-01	58765582976.147100
1995-04-01	58790857093.363304
1995-07-01	60303358613.584700
1995-10-01	62570795154.163500
1996-01-01	61840897408.173900
1996-04-01	63940561756.534500
1996-07-01	65362666615.932400
1996-10-01	65531461282.283195
1997-01-01	68698543829.457990
1997-04-01	68653038301.649200
1997-07-01	69507199484.918990
1997-10-01	70508831182.734190
1998-01-01	69945509271.314300
1998-04-01	69936719455.444200
1998-07-01	68224211969.209500
1998-10-01	70643345515.680910
1999-01-01	73071049604.503200
1999-04-01	75433712256.263000
1999-07-01	79130380183.011200
1999-10-01	82376566982.226700
2000-01-01	86885948450.001800
2000-04-01	88972522484.837400
2000-07-01	90865635024.496810
2000-10-01	90693012020.040400
2001-01-01	89414383359.461900
2001-04-01	86156186592.144000
2001-07-01	79951380803.429200
2001-10-01	75899904020.892900
2002-01-01	78609652491.110200
2002-04-01	81490639568.864600
2002-07-01	83359148721.042600
2002-10-01	84125640134.200000
2003-01-01	85889427629.332700
2003-04-01	85979651816.783200
2003-07-01	88912377841.559600
2003-10-01	94550967487.304400
2004-01-01	97128351370.464700
2004-04-01	102695728850.069000
2004-07-01	106365615740.381990
2004-10-01	111114524296.886000
2005-01-01	112738443829.340000
2005-04-01	113721219422.484010
2005-07-01	121718072054.146000
2005-10-01	130587380017.920000
2006-01-01	129596146014.910000
2006-04-01	132628896716.297000
2006-07-01	134915520758.071010
2006-10-01	135016553664.434000
2007-01-01	135639807902.192000
2007-04-01	144932607179.075000
2007-07-01	147398568314.337000
2007-10-01	154986918148.964000
2008-01-01	157317592649.462000
2008-04-01	166924134990.174000
2008-07-01	162192438421.241000
2008-10-01	124980279117.144990
2009-01-01	105205731428.697000
2009-04-01	106523317394.096000
2009-07-01	114245314364.895000
2009-10-01	123423718488.329010
2010-01-01	130055725026.609000
2010-04-01	132953883883.573990
2010-07-01	132251195753.616000
2010-10-01	143772867113.000000
2011-01-01	150917091683.554000
2011-04-01	155516541253.614000
2011-07-01	161167027099.854000
2011-10-01	158944146831.136000
2012-01-01	160124313137.801000
2012-04-01	155067741977.358000
2012-07-01	157977164125.580000
2012-10-01	159790733176.329000
2013-01-01	159389117611.439000
2013-04-01	159334428407.767000
2013-07-01	160125287637.823000
2013-10-01	159751986917.570000
2014-01-01	159718830767.530000
2014-04-01	168324624021.472020
2014-07-01	168072448744.802000
2014-10-01	159852273051.156000
2015-01-01	144106151970.309000
2015-04-01	147594370322.161000
2015-07-01	142588386118.482030
2015-10-01	137424262018.835980
2016-01-01	132634014386.303000
2016-04-01	138247725727.906000
2016-07-01	143183201638.041020
2016-10-01	144634455582.701000
2017-01-01	148382700033.982000
2017-04-01	149619424557.644000
2017-07-01	153151089557.737000
2017-10-01	158066789181.778000
2018-01-01	161140094895.813000
2018-04-01	165754471442.924000