Quarter	US Dollars, monthly level, Seasonally Adjusted
1970-01-01	1335788028.39284010
1970-04-01	1384999926.25803000
1970-07-01	1141803023.57355000
1970-10-01	1311202932.23375990
1971-01-01	1486980014.04234000
1971-04-01	1457262214.58589000
1971-07-01	3008870505.12624000
1971-10-01	676526282.86597800
1972-01-01	485292937.21913505
1972-04-01	1046883671.61794000
1972-07-01	163553685.64087300
1972-10-01	892602805.89864710
1973-01-01	139227682.16553500
1973-04-01	80915803.64029310
1973-07-01	887676025.62933700
1973-10-01	-244700319.92314500
1974-01-01	-5997088615.87262100
1974-04-01	-8597075217.57204000
1974-07-01	-8596073580.88657000
1974-10-01	-4652951345.08675000
1975-01-01	450799647.46045300
1975-04-01	3034512809.86351000
1975-07-01	59486847.86765670
1975-10-01	-855548607.03019000
1976-01-01	-3222761362.71568000
1976-04-01	-3847099448.90391970
1976-07-01	-6237339792.86663000
1976-10-01	-7223001974.10565000
1977-01-01	-8359283744.18877000
1977-04-01	-6683373634.22117000
1977-07-01	-4762948291.73117000
1977-10-01	-5403275283.77448000
1978-01-01	-5556554053.43282000
1978-04-01	-1413048501.33948000
1978-07-01	-1674635347.48684000
1978-10-01	-1192217505.32002000
1979-01-01	-7555452352.85468000
1979-04-01	-10429227607.69420000
1979-07-01	-15700792023.20080000
1979-10-01	-22274819999.60820000
1980-01-01	-26612580718.62199800
1980-04-01	-22668721611.80090000
1980-07-01	-15890941703.16120000
1980-10-01	-13590861555.14200000
1981-01-01	-11141914452.06309900
1981-04-01	-10793304799.42830000
1981-07-01	-10791374938.93879900
1981-10-01	-9358182344.75345000
1982-01-01	-7747328129.99866000
1982-04-01	-4172932822.38203050
1982-07-01	-10784617086.75240000
1982-10-01	-8407407376.42335000
1983-01-01	-5912274479.52310000
1983-04-01	-9078999571.98517000
1983-07-01	-13113828029.41339900
1983-10-01	-14856668815.89690000
1984-01-01	-20465010096.09570000
1984-04-01	-22476064926.04080000
1984-07-01	-25266216122.41180000
1984-10-01	-14976483812.08430100
1985-01-01	-23060904165.73760200
1985-04-01	-23818819666.94500000
1985-07-01	-20044101768.97620000
1985-10-01	-23088181171.30620000
1986-01-01	-15453217319.82759900
1986-04-01	-5804550228.90584000
1986-07-01	-6900518934.46552900
1986-10-01	-6509965801.52852100
1987-01-01	-8121621427.48447900
1987-04-01	-15433756120.27150000
1987-07-01	-17315826825.16000000
1987-10-01	-15039975376.11540000
1988-01-01	-17830953255.48550000
1988-04-01	-4785240789.06819100
1988-07-01	-11541652038.53610000
1988-10-01	-9516513985.85571000
1989-01-01	-6500858543.60541000
1989-04-01	-10937819078.39800000
1989-07-01	-11663924705.19070000
1989-10-01	-10991475007.02900100
1990-01-01	-6376613156.86514000
1990-04-01	-4663137655.09054000
1990-07-01	-9448500181.68170000
1990-10-01	-17648697143.29870200
1991-01-01	-10326310305.34120000
1991-04-01	-4648970639.69016000
1991-07-01	-4761438157.56347900
1991-10-01	5967501393.95001000
1992-01-01	6598986620.74212900
1992-04-01	-385758400.50235000
1992-07-01	4570875773.61981000
1992-10-01	6879401121.20926000
1993-01-01	13956750798.48840000
1993-04-01	10397171476.37940000
1993-07-01	10801568074.47800000
1993-10-01	17420745243.21040000
1994-01-01	12250964794.70480000
1994-04-01	10551345709.50070000
1994-07-01	8363686405.31323000
1994-10-01	4708963252.26093000
1995-01-01	14092001539.44279900
1995-04-01	12908042003.07910000
1995-07-01	8689732537.88354000
1995-10-01	13073819271.01870000
1996-01-01	6582544493.88272000
1996-04-01	1271545334.75253000
1996-07-01	4051588522.34735000
1996-10-01	4579702777.59036100
1997-01-01	-1920622760.09174010
1997-04-01	6195278069.45685000
1997-07-01	3402785111.36261000
1997-10-01	1215802795.80618000
1998-01-01	-6081181513.10812000
1998-04-01	-9561639969.17014000
1998-07-01	-14270067792.86080000
1998-10-01	-9278330099.82668900
1999-01-01	-27913783408.20969800
1999-04-01	-37737006063.05870000
1999-07-01	-40926156889.46650000
1999-10-01	-45831825943.19250000
2000-01-01	-62713933678.11500000
2000-04-01	-70680992296.59330000
2000-07-01	-82317916824.03400000
2000-10-01	-88278363571.34581000
2001-01-01	-79257051602.95940000
2001-04-01	-74415651406.68451000
2001-07-01	-67055869638.33559400
2001-10-01	-60573436421.67670400
2002-01-01	-65161442921.06669600
2002-04-01	-67278466820.72860000
2002-07-01	-66965119968.63610000
2002-10-01	-83604870864.94570000
2003-01-01	-97646728178.76170000
2003-04-01	-93970045110.01760000
2003-07-01	-71456553630.01070000
2003-10-01	-81843574035.86350000
2004-01-01	-84615091897.04680000
2004-04-01	-97667152372.53691000
2004-07-01	-118469478281.04800000
2004-10-01	-137873182068.72400000
2005-01-01	-135506881792.10500000
2005-04-01	-143844921771.01600000
2005-07-01	-157666164896.75500000
2005-10-01	-173895662711.73300000
2006-01-01	-171906933912.70200000
2006-04-01	-172746994130.80298000
2006-07-01	-199603854853.58902000
2006-10-01	-158897892117.41500000
2007-01-01	-162727705992.93698000
2007-04-01	-168184116234.86798000
2007-07-01	-166793431188.71000000
2007-10-01	-177933514834.83500000
2008-01-01	-175793065827.54700000
2008-04-01	-193552179188.13200000
2008-07-01	-220889334169.05700000
2008-10-01	-191372153196.94800000
2009-01-01	-145523671144.79797000
2009-04-01	-110300963920.79100000
2009-07-01	-116414604289.70999000
2009-10-01	-128031396501.65599000
2010-01-01	-140573544002.12000000
2010-04-01	-163746037942.33700000
2010-07-01	-173579932109.67900000
2010-10-01	-162694477275.89100000
2011-01-01	-198573559980.57000000
2011-04-01	-232295217795.74100000
2011-07-01	-213092291914.53598000
2011-10-01	-216635620923.30200000
2012-01-01	-214471685814.07400000
2012-04-01	-215933081403.39500000
2012-07-01	-203140287344.73000000
2012-10-01	-204655159420.61200000
2013-01-01	-198972500453.26800000
2013-04-01	-188589236689.13400000
2013-07-01	-206849572558.87500000
2013-10-01	-190137183970.62700000
2014-01-01	-214201565513.01900000
2014-04-01	-208010346476.70800000
2014-07-01	-193081935986.02500000
2014-10-01	-180949640361.49100000
2015-01-01	-184219148239.33902000
2015-04-01	-173795986087.89800000
2015-07-01	-175982073245.03900000
2015-10-01	-170554802632.48898000
2016-01-01	-161897577321.22900000
2016-04-01	-146785869843.12600000
2016-07-01	-159794022882.21800000
2016-10-01	-163917699120.74698000
2017-01-01	-178299343088.08700000
2017-04-01	-178362481668.36298000
2017-07-01	-170769249587.75900000
2017-10-01	-185501452500.89500000
2018-01-01	-199773773580.02300000