Quarter	US Dollars, sum over component sub-periods
2003-01-01	382734532.500000000
2003-04-01	197964111.700000000
2003-07-01	-899377692.300000100
2003-10-01	-1164957177.000000000
2004-01-01	1467186936.000000000
2004-04-01	1128413089.000000000
2004-07-01	-1213572795.000000000
2004-10-01	934878172.700000000
2005-01-01	18092571.419999998
2005-04-01	-177839663.000000000
2005-07-01	-300578101.400000000
2005-10-01	1384670959.000000000
2006-01-01	135935148.300000000
2006-04-01	2213559951.000000000
2006-07-01	1257881504.000000000
2006-10-01	2929574049.000000000
2007-01-01	1899579330.000000000
2007-04-01	1523653962.000000000
2007-07-01	1997464968.000000000
2007-10-01	776401112.100000000
2008-01-01	1468614592.000000000
2008-04-01	-384685147.300000000
2008-07-01	-3399816913.000000000
2008-10-01	-3492354136.000000000
2009-01-01	1178918825.000000000
2009-04-01	2150600881.000000000
2009-07-01	310365013.100000000
2009-10-01	29918479.210000000
2010-01-01	7663192318.000000000
2010-04-01	527911984.100000000
2010-07-01	-997026805.400000000
2010-10-01	1286672666.000000000
2011-01-01	1718289019.000000000
2011-04-01	-1448997189.000000000
2011-07-01	-4408927022.000000000
2011-10-01	-427600300.000000000
2012-01-01	-931683913.000000000
2012-04-01	-3203272776.000000000
2012-07-01	-4368767148.000000000
2012-10-01	-3200768436.000000000
2013-01-01	-883197280.099999900
2013-04-01	-3669591981.000000000
2013-07-01	-5489188809.000000000
2013-10-01	-2526732903.000000000
2014-01-01	90569945.820000010
2014-04-01	-591178896.100000000
2014-07-01	-2804626826.000000000
2014-10-01	-2356122939.000000000
2015-01-01	1854084187.000000000
2015-04-01	-1982230407.000000000
2015-07-01	-4125032831.000000500
2015-10-01	-864691818.199999900
2016-01-01	1932196930.000000000
2016-04-01	-1536013253.000000000
2016-07-01	-3262643435.000000000
2016-10-01	285254036.900000040
2017-01-01	-1760015240.000000000
2017-04-01	226328322.899999980
2017-07-01	-2522669525.000000000
2017-10-01	961618067.099999900
2018-01-01	-772516690.199999900
2018-04-01	-786721496.400000000