Quarter	US Dollars, sum over component sub-periods
2004-01-01	764510000.0000000
2004-04-01	-37200000.0000000
2004-07-01	-560410000.0000000
2004-10-01	-1152310000.0000000
2005-01-01	630780000.0000000
2005-04-01	1815350000.0000000
2005-07-01	4648590000.0000000
2005-10-01	1551690000.0000000
2006-01-01	1348650000.0000000
2006-04-01	-1703820000.0000000
2006-07-01	236000000.0000000
2006-10-01	1705200000.0000000
2007-01-01	104590000.0000000
2007-04-01	2283200000.0000000
2007-07-01	2360110000.0000000
2007-10-01	-262250000.0000000
2008-01-01	2671650000.0000000
2008-04-01	1974500000.0000000
2008-07-01	1610310000.0000000
2008-10-01	4498490000.0000000
2009-01-01	240780000.0000000
2009-04-01	2943260000.0000000
2009-07-01	6083230000.0000000
2009-10-01	2734570000.0000000
2010-01-01	2764040000.0000000
2010-04-01	-551780000.0000000
2010-07-01	1959640000.0000000
2010-10-01	-2446640000.0000000
2011-01-01	1002270000.0000000
2011-04-01	-2303140000.0000000
2011-07-01	9977110000.0000000
2011-10-01	-1921770000.0000000
2012-01-01	3487120000.0000000
2012-04-01	2724100000.0000000
2012-07-01	698040000.0000000
2012-10-01	-1556260000.0000000
2013-01-01	6758670000.0000000
2013-04-01	-3691430000.0000000
2013-07-01	2513250000.0000000
2013-10-01	-2153110000.0000000
2014-01-01	3213620000.0000000
2014-04-01	-374330000.0000000
2014-07-01	2870720000.0000000
2014-10-01	-2283170000.0000000
2015-01-01	5130610000.0000000
2015-04-01	5371310000.0000000
2015-07-01	1954940000.0000000
2015-10-01	-644720000.0000000
2016-01-01	398110000.0000000
2016-04-01	3968550000.0000000
2016-07-01	-522220000.0000000
2016-10-01	-5343520000.0000000
2017-01-01	3075450000.0000000
2017-04-01	7849990000.0000000
2017-07-01	2129909999.9999998
2017-10-01	132070000.0000000
2018-01-01	2577470000.0000000
2018-04-01	-809040000.0000000