Quarter	US Dollars, Monthly Level, Seasonally Adjusted
1960-01-01	-12107538.327626301
1960-04-01	-8543982.858462880
1960-07-01	-17822980.667775400
1960-10-01	-34470717.957922200
1961-01-01	-22997031.205275600
1961-04-01	-29519270.837508500
1961-07-01	-59854680.333909700
1961-10-01	-70282157.416286100
1962-01-01	-36062162.191749700
1962-04-01	-42315973.644659000
1962-07-01	-70368348.177783400
1962-10-01	-96400466.580831600
1963-01-01	-59996913.394859400
1963-04-01	-81299628.058476800
1963-07-01	-87106964.798176900
1963-10-01	-116520966.116320000
1964-01-01	-65164872.620639300
1964-04-01	-58159372.691726000
1964-07-01	-40550808.441004000
1964-10-01	-7703588.992260690
1965-01-01	-38925582.540623700
1965-04-01	-31670951.661787800
1965-07-01	-24511936.030133598
1965-10-01	-29547360.043752700
1966-01-01	-61862463.721512100
1966-04-01	-54873863.642615800
1966-07-01	-73200806.467810110
1966-10-01	-55414866.669034205
1967-01-01	-43564856.898552000
1967-04-01	-46159993.069374000
1967-07-01	-62469035.248742000
1967-10-01	-51703611.531391300
1968-01-01	-55327204.572462700
1968-04-01	-93908963.286952500
1968-07-01	-75074418.625018200
1968-10-01	-82241969.661832000
1969-01-01	-94310462.769768600
1969-04-01	-57778936.876856000
1969-07-01	-65437160.507357900
1969-10-01	-56254564.088530700
1970-01-01	-130311104.826127010
1970-04-01	-162214116.722292000
1970-07-01	-54369440.166683400
1970-10-01	-44062470.965416200
1971-01-01	-161678933.596868000
1971-04-01	-182286050.010304000
1971-07-01	-160677229.811800000
1971-10-01	-110704860.051777000
1972-01-01	-131154053.761895020
1972-04-01	-180773390.515241980
1972-07-01	-216360868.283405000
1972-10-01	-216624194.719896000
1973-01-01	-204962689.669469000
1973-04-01	-160066217.772658000
1973-07-01	-179517239.151797000
1973-10-01	-276640693.001387000
1974-01-01	-317746806.043326000
1974-04-01	-523411266.110954000
1974-07-01	-575239444.422722000
1974-10-01	-892023534.850219000
1975-01-01	-878555011.728103000
1975-04-01	-900158114.576392000
1975-07-01	-811814467.290631000
1975-10-01	-814228846.672475900
1976-01-01	-635420400.115939000
1976-04-01	-647528791.020884000
1976-07-01	-1041507358.855770000
1976-10-01	-985746759.558919000
1977-01-01	-1075881893.536400000
1977-04-01	-1126812251.658210000
1977-07-01	-1227762616.168929800
1977-10-01	-722783501.219803900
1978-01-01	-622829537.180834000
1978-04-01	-727243239.235332000
1978-07-01	-356934885.989357000
1978-10-01	-690226655.685223000
1979-01-01	-916820903.114800000
1979-04-01	-729808879.783181000
1979-07-01	-529226014.409058030
1979-10-01	-623180147.180573000
1980-01-01	-952255780.620305100
1980-04-01	-986447293.395023000
1980-07-01	-1642975041.422140100
1980-10-01	-1366719153.333570000
1981-01-01	-1749607765.389550200
1981-04-01	-1144558687.583060000
1981-07-01	-939121481.855280000
1981-10-01	-732824793.682839000
1982-01-01	-720704737.757105000
1982-04-01	-859777148.641248000
1982-07-01	-667456595.542390000
1982-10-01	-1000287065.285730100
1983-01-01	-1050852495.095089900
1983-04-01	-660072356.479400000
1983-07-01	-706434631.905589900
1983-10-01	-939330365.904676000
1984-01-01	-563325717.887517900
1984-04-01	-950320213.177689000
1984-07-01	-1028381955.997290000
1984-10-01	-1142470678.354390100
1985-01-01	-703766456.116464000
1985-04-01	-676328722.334122000
1985-07-01	-872449194.246257000
1985-10-01	-1184596166.243290000
1986-01-01	-1040862717.263199900
1986-04-01	-896362977.540131000
1986-07-01	-900707108.848146000
1986-10-01	-788415912.007262000
1987-01-01	-893986229.780929000
1987-04-01	-626563885.964741000
1987-07-01	-879608983.896631000
1987-10-01	-1473982784.966030100
1988-01-01	-819835141.624036100
1988-04-01	-836616688.247810000
1988-07-01	-467553449.432414000
1988-10-01	-512853983.212156060
1989-01-01	-716715365.651928000
1989-04-01	-977715887.817685000
1989-07-01	-1186926845.368850000
1989-10-01	-1256228207.802800000
1990-01-01	-1992252045.283280000
1990-04-01	-1752314494.713480000
1990-07-01	-2324525704.722280000
1990-10-01	-2997719244.751650000
1991-01-01	-1752630679.467420000
1991-04-01	-1476350389.161700000
1991-07-01	-1872363012.354790000
1991-10-01	-1967626774.920590000
1992-01-01	-1677748852.513980200
1992-04-01	-1867333658.699869900
1992-07-01	-2071339494.743490200
1992-10-01	-2275919393.251050000
1993-01-01	-2660061004.449680000
1993-04-01	-3961881496.278340300
1993-07-01	-3613310831.467890000
1993-10-01	-3192675022.892310000
1994-01-01	-2042110232.370439800
1994-04-01	-1089619066.439470000
1994-07-01	-652632582.258044000
1994-10-01	-1362927959.213060100
1995-01-01	-2339016481.802300000
1995-04-01	-2916240647.140630200
1995-07-01	-3443189144.417940000
1995-10-01	-4194723897.630100000
1996-01-01	-4925853315.660180000
1996-04-01	-5027965327.284080000
1996-07-01	-4544006353.592051000
1996-10-01	-4920493147.233379000
1997-01-01	-5110395614.626570000
1997-04-01	-4602167606.551400000
1997-07-01	-5634517127.611900000
1997-10-01	-5769125591.725660000
1998-01-01	-5481591766.427920000
1998-04-01	-4856951500.640210000
1998-07-01	-4476254546.482150000
1998-10-01	-3383177557.035390000
1999-01-01	-1975964823.070649900
1999-04-01	-3400206140.705610300
1999-07-01	-3350644550.982900000
1999-10-01	-4115546848.146150000
2000-01-01	-5660552940.150800000
2000-04-01	-6767244165.898030000
2000-07-01	-6659453724.396430000
2000-10-01	-6371871394.632900000
2001-01-01	-3465641357.557150000
2001-04-01	-2203466750.639100000
2001-07-01	-2855078751.775030000
2001-10-01	-2186858671.756680000
2002-01-01	-2439251701.610400000
2002-04-01	-2838911625.680880000
2002-07-01	-4003413038.306830000
2002-10-01	-4698119513.235670000
2003-01-01	-5093812285.856920000
2003-04-01	-4467146248.879080000
2003-07-01	-5217136324.119660000
2003-10-01	-6039069123.646570000
2004-01-01	-7981650112.986501000
2004-04-01	-8306653103.073010000
2004-07-01	-8388844055.532290000
2004-10-01	-9149930182.651730000
2005-01-01	-9473359905.830761000
2005-04-01	-10036165280.848999000
2005-07-01	-10697638833.959100000
2005-10-01	-10979441275.442900000
2006-01-01	-11597376134.848600000
2006-04-01	-14312391797.108800000
2006-07-01	-13724670543.204000000
2006-10-01	-12876261426.484500000
2007-01-01	-13855934584.967500000
2007-04-01	-14157189506.515400000
2007-07-01	-15110241166.640300000
2007-10-01	-15501388553.749800000
2008-01-01	-19105467954.335800000
2008-04-01	-20163951818.119797000
2008-07-01	-19882385923.174800000
2008-10-01	-10218989230.299900000
2009-01-01	-5698646724.997590000
2009-04-01	-7545238077.127520000
2009-07-01	-10929307827.808900000
2009-10-01	-11487118943.241800000
2010-01-01	-14252370119.777000000
2010-04-01	-16108093344.602100000
2010-07-01	-19390291215.816097000
2010-10-01	-21816558520.063300000
2011-01-01	-26689593594.939598000
2011-04-01	-28134974593.540600000
2011-07-01	-28148422005.539500000
2011-10-01	-23740487885.968900000
2012-01-01	-22113101459.547400000
2012-04-01	-21282760475.729100000
2012-07-01	-22033381287.765900000
2012-10-01	-19781473787.567300000
2013-01-01	-23492022393.077800000
2013-04-01	-26448707286.112100000
2013-07-01	-23907846637.223200000
2013-10-01	-23747042909.589100000
2014-01-01	-21171185374.746000000
2014-04-01	-20674751524.772000000
2014-07-01	-20641845476.029700000
2014-10-01	-21894156759.005600000
2015-01-01	-17587188340.062202000
2015-04-01	-16931238015.189098000
2015-07-01	-14561035999.657700000
2015-10-01	-14703067607.569100000
2016-01-01	-14393486453.767100000
2016-04-01	-14741949356.650500000
2016-07-01	-11007434522.560300000
2016-10-01	-14468780795.277000000
2017-01-01	-15938168960.772501000
2017-04-01	-17692010696.370102000
2017-07-01	-21091344930.509098000
2017-10-01	-22590901122.365900000
2018-01-01	-22266952198.707798000
2018-04-01	-17952009585.187798000
2018-07-01	-9751065365.133339000