Quarterly US Dollars, sum over component sub-periods
1999-01-01 75972226219.20970000
1999-04-01 20141658965.42690300
1999-07-01 -23705136540.27720000
1999-10-01 -2015571718.02732000
2000-01-01 16667984500.96469900
2000-04-01 -17965080808.16990000
2000-07-01 30066451960.81450000
2000-10-01 20173851194.29160000
2001-01-01 57892570419.92930600
2001-04-01 7586401892.88676000
2001-07-01 -22069272721.68680200
2001-10-01 10335093250.38520000
2002-01-01 39798971872.52160000
2002-04-01 -9242126231.70403000
2002-07-01 -16426610587.98050000
2002-10-01 42014611155.68249500
2003-01-01 27736628858.10020000
2003-04-01 18450286330.69640000
2003-07-01 -15389982806.85600000
2003-10-01 29163314621.26780000
2004-01-01 70754730054.71520000
2004-04-01 50845722075.30950000
2004-07-01 -8632101504.55152000
2004-10-01 93616133527.53980000
2005-01-01 49513067400.61260000
2005-04-01 71957880816.06110000
2005-07-01 13015733049.91940000
2005-10-01 188746577947.03400000
2006-01-01 123541197126.59900000
2006-04-01 55941439599.62040000
2006-07-01 144706733455.04300000
2006-10-01 52304317413.37820400
2007-01-01 196572895849.49700000
2007-04-01 98758897398.00620000
2007-07-01 49796616491.59180000
2007-10-01 144447755705.45200000
2008-01-01 214705112679.91400000
2008-04-01 -14306890065.19820000
2008-07-01 -53641955052.25069400
2008-10-01 -81757367014.01210000
2009-01-01 -158087797839.05900000
2009-04-01 -84729895795.00339000
2009-07-01 64876868597.01630000
2009-10-01 -40251406950.10880000
2010-01-01 79011791683.55190000
2010-04-01 -117500378180.49800000
2010-07-01 129402388878.01100000
2010-10-01 58176110087.80560000
2011-01-01 20697059488.60390000
2011-04-01 27982815664.03940200
2011-07-01 451828537.46236205
2011-10-01 -216337706801.67200000
2012-01-01 43276559.14548240
2012-04-01 -41521310602.02450600
2012-07-01 -19181911939.23560000
2012-10-01 1962279016.04520000
2013-01-01 36086860450.86920000
2013-04-01 9776789798.59530000
2013-07-01 -27088199747.41230000
2013-10-01 -125045515147.94499000
2014-01-01 81466180553.54340000
2014-04-01 63775826467.23340000
2014-07-01 7710047801.92676100
2014-10-01 -31390882887.17510000
2015-01-01 129375595677.23900000
2015-04-01 -46177493034.59250000
2015-07-01 17116805263.51590000
2015-10-01 -82882464053.65590000
2016-01-01 127777004145.81900000
2016-04-01 77847119458.02841000
2016-07-01 55021423416.64450000
2016-10-01 -17327425473.21310000
2017-01-01 174620300731.04300000
2017-04-01 15705914624.27330000
2017-07-01 64889431112.49910000
2017-10-01 -53869073351.70630000
2018-01-01 198640693618.81000000
2018-04-01 128260873300.36200000