Quarterly US Dollars, sum over component sub-periods
1999-01-01 138101727098.43800
1999-04-01 183203499818.53300
1999-07-01 131002732670.69499
1999-10-01 288272422596.33795
2000-01-01 303395228869.69000
2000-04-01 203221046399.38898
2000-07-01 245150341783.46900
2000-10-01 258720381523.89700
2001-01-01 279971555890.96704
2001-04-01 145107193911.36300
2001-07-01 144734385764.25998
2001-10-01 255200402950.49500
2002-01-01 91689292181.99670
2002-04-01 162206212475.53400
2002-07-01 124855618629.26001
2002-10-01 199363056673.24300
2003-01-01 245848709657.56100
2003-04-01 293442813508.16400
2003-07-01 15590349756.79900
2003-10-01 200255791648.00198
2004-01-01 397037585517.55597
2004-04-01 172955242355.49000
2004-07-01 170100084053.07500
2004-10-01 314473158123.63800
2005-01-01 568627759604.50000
2005-04-01 374604595030.62900
2005-07-01 421689994902.89500
2005-10-01 363923754599.78400
2006-01-01 595789190489.26500
2006-04-01 419271713436.71600
2006-07-01 482338784251.04400
2006-10-01 714338517571.07600
2007-01-01 855978673116.36400
2007-04-01 722485253617.92100
2007-07-01 626257174646.91300
2007-10-01 528170480717.12000
2008-01-01 837177345953.88000
2008-04-01 155898083762.09003
2008-07-01 196686168851.88700
2008-10-01 -556073552602.90210
2009-01-01 -192362900888.86000
2009-04-01 -74795397903.32330
2009-07-01 215722203794.86298
2009-10-01 163747826887.17502
2010-01-01 325975704980.57800
2010-04-01 207564094030.79898
2010-07-01 271041981593.89100
2010-10-01 80513532073.17729
2011-01-01 434073585132.73895
2011-04-01 314307959749.52500
2011-07-01 198777729164.02798
2011-10-01 -75519062353.27390
2012-01-01 511808259617.72300
2012-04-01 153268123304.13400
2012-07-01 199074434509.04300
2012-10-01 149578351848.07498
2013-01-01 370743702816.28296
2013-04-01 327007890368.80600
2013-07-01 168517743768.48600
2013-10-01 392061994239.57697
2014-01-01 475089418198.42800
2014-04-01 325821810299.64905
2014-07-01 333762552046.74800
2014-10-01 119392738261.96901
2015-01-01 839278669338.53500
2015-04-01 131327684142.64400
2015-07-01 167609509175.49100
2015-10-01 351027621582.69000
2016-01-01 533406391099.20000
2016-04-01 351894635769.98500
2016-07-01 310117605435.96900
2016-10-01 134250103972.64099
2017-01-01 797509817487.16800
2017-04-01 273147201986.71503
2017-07-01 72807846731.97589
2017-10-01 96481078826.29640
2018-01-01 557305830601.07000
2018-04-01 117514991435.43300