Quarter	US Dollars, sum over component sub-periods
2000-04-01	-1080216087.027840100
2000-07-01	-782021204.203572000
2000-10-01	-209434207.835188980
2001-01-01	2095726245.137510000
2001-04-01	-115451381.600670010
2001-07-01	1173559871.862830200
2001-10-01	215581593.047353000
2002-01-01	1666240376.324250000
2002-04-01	603368789.567052000
2002-07-01	1307497085.557140000
2002-10-01	-897983639.088349900
2003-01-01	331588492.922647000
2003-04-01	172322376.750846000
2003-07-01	-1698084525.479840000
2003-10-01	43720386.340282306
2004-01-01	3621215256.464830000
2004-04-01	-3094841377.568280000
2004-07-01	4940692158.789600000
2004-10-01	-3512978715.500550300
2005-01-01	4026092394.606169700
2005-04-01	-3981523838.844170000
2005-07-01	-2146149816.073370000
2005-10-01	-878802544.694116000
2006-01-01	3680976056.618450000
2006-04-01	-2905829326.616840000
2006-07-01	1509601154.504330000
2006-10-01	2560392187.787510000
2007-01-01	4653701109.705290000
2007-04-01	3281494676.664320000
2007-07-01	1728418144.134150000
2007-10-01	1285191105.720200000
2008-01-01	4346442107.426721000
2008-04-01	-4950415508.575370000
2008-07-01	-3548525394.225700000
2008-10-01	-4629397102.644360000
2009-01-01	640216211.561163900
2009-04-01	521205081.063738050
2009-07-01	2347404233.684010000
2009-10-01	2241540600.349380000
2010-01-01	-316882011.303091000
2010-04-01	1400263231.024510100
2010-07-01	5872961435.071310000
2010-10-01	-297951466.212775000
2011-01-01	13821584261.164100000
2011-04-01	1323771233.992810000
2011-07-01	-1074351305.021160000
2011-10-01	-9112318016.028740000
2012-01-01	521038301.964759950
2012-04-01	951952187.716208900
2012-07-01	-1217383163.063160000
2012-10-01	-212353290.046834000
2013-01-01	3408108085.312730000
2013-04-01	-3444906275.411970000
2013-07-01	-417967032.759187040
2013-10-01	2040690109.046000000
2014-01-01	2291169037.917130000
2014-04-01	4838467675.788470000
2014-07-01	401445835.310995000
2014-10-01	1245339337.538950000
2015-01-01	5528478440.538540000
2015-04-01	1727891525.170420000
2015-07-01	-538718584.319444000
2015-10-01	-972203727.962629900
2016-01-01	3671475418.789109700
2016-04-01	513312461.543548000
2016-07-01	-2202331583.713240000
2016-10-01	4426024178.984859000
2017-01-01	-243346437.685592000
2017-04-01	1897521831.721740000
2017-07-01	-335193542.392644050
2017-10-01	-820247851.893834000
2018-01-01	1800805000.035100000
2018-04-01	1945016710.966509800