Quarter	US Dollars, Monthly Level, Seasonally Adjusted
1960-01-01	268257781.47224998
1960-04-01	278127398.49038400
1960-07-01	284304851.57609800
1960-10-01	287262030.46373796
1961-01-01	292151090.89075100
1961-04-01	298940089.84338397
1961-07-01	309516032.15419700
1961-10-01	302984024.82210900
1962-01-01	313858835.87706300
1962-04-01	317701412.80209900
1962-07-01	315883735.48265404
1962-10-01	323990942.95501200
1963-01-01	318239877.49837900
1963-04-01	333417862.40176100
1963-07-01	333147098.76832500
1963-10-01	346359939.57958900
1964-01-01	342516076.30906700
1964-04-01	357130886.92730100
1964-07-01	369654611.82604500
1964-10-01	379282327.81780803
1965-01-01	388081224.23052996
1965-04-01	392466111.72498500
1965-07-01	412123152.68403000
1965-10-01	415362018.02845800
1966-01-01	416328369.75931597
1966-04-01	420189411.29611100
1966-07-01	428656763.20112103
1966-10-01	431252863.96898097
1967-01-01	434785529.50241800
1967-04-01	457165387.36393803
1967-07-01	467236423.24378300
1967-10-01	462971405.28742695
1968-01-01	471277084.23077700
1968-04-01	488188963.82637700
1968-07-01	499368975.97870200
1968-10-01	532328859.85225100
1969-01-01	561551700.90027600
1969-04-01	580505532.52039910
1969-07-01	626422577.76465400
1969-10-01	651353775.78604600
1970-01-01	688258118.71447700
1970-04-01	715857022.44187590
1970-07-01	730977917.35098800
1970-10-01	731469874.15245400
1971-01-01	754425481.28432390
1971-04-01	775039973.83634400
1971-07-01	810636683.31826700
1971-10-01	830374601.51473200
1972-01-01	869046066.63822800
1972-04-01	919191263.52795300
1972-07-01	973175289.47394910
1972-10-01	1114642424.00415000
1973-01-01	1031538499.72780010
1973-04-01	1268056185.69739000
1973-07-01	1488847506.51924000
1973-10-01	1471987727.35255980
1974-01-01	1640813404.65371000
1974-04-01	1831924658.87996000
1974-07-01	1852477266.18887000
1974-10-01	1822905749.25234990
1975-01-01	1972843163.35685000
1975-04-01	1932108166.83853000
1975-07-01	1782434570.85120990
1975-10-01	1832765815.71212000
1976-01-01	1870974731.38096000
1976-04-01	2049434067.39712000
1976-07-01	2196406683.89556000
1976-10-01	2331896049.32445000
1977-01-01	2332664877.98137000
1977-04-01	2414830308.06234000
1977-07-01	2493644257.33788970
1977-10-01	2566149634.43347000
1978-01-01	2812201673.40797000
1978-04-01	2965652427.13985970
1978-07-01	3011973064.46662000
1978-10-01	3374133689.48948000
1979-01-01	3489676110.72047000
1979-04-01	3648052250.21720030
1979-07-01	4031603543.45354030
1979-10-01	4312477924.41733000
1980-01-01	4367555330.85421000
1980-04-01	4298424327.60751900
1980-07-01	4557966575.90957000
1980-10-01	4237944405.11895000
1981-01-01	4055554895.94728000
1981-04-01	3853972770.91368000
1981-07-01	3755994673.25166000
1981-10-01	4169866557.42427000
1982-01-01	4016697028.50478000
1982-04-01	4052400643.28726050
1982-07-01	3748023259.66376000
1982-10-01	3820994412.70717000
1983-01-01	3898406084.70009000
1983-04-01	3902264578.44004000
1983-07-01	3813190958.98122000
1983-10-01	3846276309.11449000
1984-01-01	4014083852.01377000
1984-04-01	3951263893.11595000
1984-07-01	3892087051.10748000
1984-10-01	3874523762.84772970
1985-01-01	3862782579.51670030
1985-04-01	4150677089.51272960
1985-07-01	4420232870.16415000
1985-10-01	4799574127.78665100
1986-01-01	5224115408.13585000
1986-04-01	5516175845.61119000
1986-07-01	5813136754.51638000
1986-10-01	5930939126.44249000
1987-01-01	6387534513.33714000
1987-04-01	6551396583.05501900
1987-07-01	6733251586.31774000
1987-10-01	7431672155.57080000
1988-01-01	7491842791.93505000
1988-04-01	7897573965.27494050
1988-07-01	7428284385.93472000
1988-10-01	8174639811.05080000
1989-01-01	7991787976.85207000
1989-04-01	7920189123.74946000
1989-07-01	8004810478.02033000
1989-10-01	8614116521.32549900
1990-01-01	9741856788.12147900
1990-04-01	9746577829.43728000
1990-07-01	10246769638.67990100
1990-10-01	11408447111.46770000
1991-01-01	10974734594.58800000
1991-04-01	9782328346.81296000
1991-07-01	9710974348.60064000
1991-10-01	10741216462.73650000
1992-01-01	10825341890.67920000
1992-04-01	10848028006.14470100
1992-07-01	11714428546.51140000
1992-10-01	10902915284.50030100
1993-01-01	9949863936.75537100
1993-04-01	10107899385.89620000
1993-07-01	9962865328.04153000
1993-10-01	10159341406.21799900
1994-01-01	9938179537.06660000
1994-04-01	10697812889.63440100
1994-07-01	11739767832.81550000
1994-10-01	12787107067.51740000
1995-01-01	14525634011.15790000
1995-04-01	15615332434.22920000
1995-07-01	15232811607.91460000
1995-10-01	15371682323.02380000
1996-01-01	15072956626.80280000
1996-04-01	14366273743.01400000
1996-07-01	14949080142.38640000
1996-10-01	15060247161.17599900
1997-01-01	14597257300.35920000
1997-04-01	14931309850.54630000
1997-07-01	14500686371.61840000
1997-10-01	15282629515.31740000
1998-01-01	15031529743.82840000
1998-04-01	15642462014.73640000
1998-07-01	15946391473.01940000
1998-10-01	16826608107.34839800
1999-01-01	16369425554.98630000
1999-04-01	15765992167.42150000
1999-07-01	16333955010.26900100
1999-10-01	17064388773.61490000
2000-01-01	16886843385.19370000
2000-04-01	16903716351.07040000
2000-07-01	16907096788.96090000
2000-10-01	17012301457.80240000
2001-01-01	18341881088.62479800
2001-04-01	17193420251.05830000
2001-07-01	17619214678.91530000
2001-10-01	17683473279.84270000
2002-01-01	17780691065.09110300
2002-04-01	19405868739.66160000
2002-07-01	20312459919.93250000
2002-10-01	20945282930.76210000
2003-01-01	23413227052.35799800
2003-04-01	23449845407.75160000
2003-07-01	24101550482.77290000
2003-10-01	26305516303.34959800
2004-01-01	28699308756.47120000
2004-04-01	28422250753.04229700
2004-07-01	28787608179.33000000
2004-10-01	31217215930.35400000
2005-01-01	31477399773.62540000
2005-04-01	31071078071.26530000
2005-07-01	30882712463.37399700
2005-10-01	31285552051.76310000
2006-01-01	31442755776.95760000
2006-04-01	33703562902.09600400
2006-07-01	35031171922.61149600
2006-10-01	37444860511.24290000
2007-01-01	38289369769.95510000
2007-04-01	40060751869.80150000
2007-07-01	41332976008.20350000
2007-10-01	44265067713.39170000
2008-01-01	47426472163.54170000
2008-04-01	49281653232.44800000
2008-07-01	46932698592.11780500
2008-10-01	36357886519.33300000
2009-01-01	31935369766.29450000
2009-04-01	32465403663.42900000
2009-07-01	34857652719.21100600
2009-10-01	37343483511.61020000
2010-01-01	35940529051.78930000
2010-04-01	36156264387.65259600
2010-07-01	38132452714.81299600
2010-10-01	41219431994.82560000
2011-01-01	43057034751.94650000
2011-04-01	45450346768.52061000
2011-07-01	45641753111.10300000
2011-10-01	42983457034.07419600
2012-01-01	42030254204.04460000
2012-04-01	41474275268.65660000
2012-07-01	41884716672.94940000
2012-10-01	41613076435.30880000
2013-01-01	42847122571.11900000
2013-04-01	43424194750.10540000
2013-07-01	43669535281.17029600
2013-10-01	44842518808.18889600
2014-01-01	46378801535.98030000
2014-04-01	45833760091.22330000
2014-07-01	44175214652.19500000
2014-10-01	42138151622.61420400
2015-01-01	38378174289.67180000
2015-04-01	37831011742.62620500
2015-07-01	38369234861.86280000
2015-10-01	37989998098.36480000
2016-01-01	37775261095.44089500
2016-04-01	38450168359.21590400
2016-07-01	38148364105.28060000
2016-10-01	37448284704.20330000
2017-01-01	39412150799.92020000
2017-04-01	40521685119.27420000
2017-07-01	43940367822.48760000
2017-10-01	45099407337.85090000
2018-01-01	47785504833.84630600
2018-04-01	46458259562.88680000