Quarter	US Dollars, Monthly Level, Seasonally Adjusted
1990-01-01	-1184594429.39471980
1990-04-01	-1005371580.86696000
1990-07-01	-1340740295.07311000
1990-10-01	-2081917316.41111000
1991-01-01	-1501798348.50416000
1991-04-01	-668099975.48080600
1991-07-01	-145117879.86119800
1991-10-01	-440623991.76241600
1992-01-01	-408322099.44322300
1992-04-01	-1471458948.57265000
1992-07-01	-1044040711.25912990
1992-10-01	-684081690.41617100
1993-01-01	-260240784.19571200
1993-04-01	-168532445.49870300
1993-07-01	-433397423.36390400
1993-10-01	-320195455.83974600
1994-01-01	-144683318.54698400
1994-04-01	-179104467.53311703
1994-07-01	-707820385.40636200
1994-10-01	-754902967.64029690
1995-01-01	-762007806.93368700
1995-04-01	-890611081.71697000
1995-07-01	-1600481795.26708000
1995-10-01	-808234743.25736900
1996-01-01	-1633228408.77009990
1996-04-01	-782427189.73702690
1996-07-01	-817244365.70678010
1996-10-01	-1633250311.24445000
1997-01-01	-2465217787.14841000
1997-04-01	-1327356511.94633000
1997-07-01	-893894218.69282210
1997-10-01	-1768493926.35935000
1998-01-01	-2445391212.14924000
1998-04-01	-2602728980.29909000
1998-07-01	-2482494670.90691000
1998-10-01	-1995021325.53313000
1999-01-01	-2127090864.59739000
1999-04-01	-2284516866.17344000
1999-07-01	-3410534033.60693000
1999-10-01	-3394715436.40375000
2000-01-01	-3786410872.48093000
2000-04-01	-2198307355.81386000
2000-07-01	-1575611101.99091000
2000-10-01	-1612373333.30662000
2001-01-01	-1153470130.54539010
2001-04-01	-2108307375.35515000
2001-07-01	-2270492767.75189970
2001-10-01	-1454384607.89183020
2002-01-01	-1299462990.86908000
2002-04-01	-1150925615.11409000
2002-07-01	-1053539435.09086000
2002-10-01	-2453483652.65336000
2003-01-01	-2801931553.79825000
2003-04-01	-3813683851.07401000
2003-07-01	-3022770265.10975030
2003-10-01	-3824958251.37160970
2004-01-01	-4004461301.70434000
2004-04-01	-5493397265.12174000
2004-07-01	-6337505045.64794000
2004-10-01	-7187407030.52532000
2005-01-01	-9511177209.10479000
2005-04-01	-11900760521.33470000
2005-07-01	-12042213191.24130000
2005-10-01	-9802125690.70888900
2006-01-01	-11415394866.39429900
2006-04-01	-12214388505.59310000
2006-07-01	-14768981553.09640100
2006-10-01	-17919215890.22900000
2007-01-01	-14641753168.02490000
2007-04-01	-22207359485.72120000
2007-07-01	-20961146351.19650000
2007-10-01	-20550826095.77360000
2008-01-01	-24292189106.54500000
2008-04-01	-30346750578.87940200
2008-07-01	-41759345291.65300000
2008-10-01	-28919612149.74050000
2009-01-01	-15385451155.41360000
2009-04-01	-22690800914.34840000
2009-07-01	-21911141622.92320000
2009-10-01	-31331157079.83310000
2010-01-01	-31549604608.05360000
2010-04-01	-31884201873.17040300
2010-07-01	-33642173363.89790300
2010-10-01	-26538050260.01110000
2011-01-01	-27449490646.58360300
2011-04-01	-43450529595.95000500
2011-07-01	-44354969267.07390000
2011-10-01	-46465837439.67890000
2012-01-01	-48919928277.91080000
2012-04-01	-40957430077.46760000
2012-07-01	-50087492406.19459500
2012-10-01	-52876357255.03380600
2013-01-01	-46598416918.77019500
2013-04-01	-45559124648.51270000
2013-07-01	-30361573140.65630000
2013-10-01	-27964990932.79879800
2014-01-01	-31675683515.67049800
2014-04-01	-32113902958.56630000
2014-07-01	-40173417514.26880000
2014-10-01	-36269546377.00990000
2015-01-01	-28492636072.75259800
2015-04-01	-32009548422.26399600
2015-07-01	-36147031526.10140000
2015-10-01	-28890994704.56050000
2016-01-01	-21497489868.24220300
2016-04-01	-18287022214.63310200
2016-07-01	-25095955488.92690000
2016-10-01	-32131801844.60130000
2017-01-01	-33461142483.97690000
2017-04-01	-41672738408.68440000
2017-07-01	-35438471729.56640000
2017-10-01	-40319427228.69430500
2018-01-01	-44256486359.22430000
2018-04-01	-45293916194.31980000
2018-07-01	-50790738211.66460400