Quarter	US Dollars, sum over component sub-periods
2004-01-01	-429588549.0912370000
2004-04-01	96155477.4167320000
2004-07-01	713728334.5450400000
2004-10-01	144408443.9834120300
2005-01-01	1467356432.6535300000
2005-04-01	-415265048.2677560000
2005-07-01	-83278419.6712140000
2005-10-01	54079547.2722168000
2006-01-01	-686584017.1225190000
2006-04-01	-355590509.6703460000
2006-07-01	64164730.8169069000
2006-10-01	307404488.1019249600
2007-01-01	549196394.2989730000
2007-04-01	202064878.7313110200
2007-07-01	-68890179.4635348000
2007-10-01	1334090468.8987300000
2008-01-01	-789097629.3107829000
2008-04-01	-202887858.7303650000
2008-07-01	1556029973.9757600000
2008-10-01	-1647267681.9217200000
2009-01-01	-699969839.0826349000
2009-04-01	-74900258.2648942000
2009-07-01	24317203.5310170000
2009-10-01	14766823.2996217010
2010-01-01	0.0000000000
2010-04-01	1270686.4732399501
2010-07-01	-3877031.5253573502
2010-10-01	5429281.6395143000
2011-01-01	50587343.1812884000
2011-04-01	5757188.6974672110
2011-07-01	11295713.4365591000
2011-10-01	20209914.8150632000
2012-01-01	-28851039.4303216000
2012-04-01	3847059.2608194696
2012-07-01	2502695.7974082600
2012-10-01	0.0000000000
2013-01-01	57925817.1703960000
2013-04-01	225156099.5562160000
2013-07-01	-258165776.5658019800
2013-10-01	70641800.7638878100
2014-01-01	582870423.5893550000
2014-04-01	-546857588.7491170000
2014-07-01	81855515.2309009000
2014-10-01	456254121.2002300000
2015-01-01	1217363948.6745100000
2015-04-01	-1199176956.8408399000
2015-07-01	712264540.6465320000
2015-10-01	-433441736.5748610000
2016-01-01	-43644505.2802789960
2016-04-01	28230435.4059489000
2016-07-01	4017139.6994386300
2016-10-01	-34588045.3759182000
2017-01-01	-103145927.1939620000
2017-04-01	365785813.6008200000
2017-07-01	44982989.9474872000
2017-10-01	231499952.3683100000
2018-01-01	669615413.8284720000
2018-04-01	334491035.1038950000