Quarter	US Dollars, sum over component sub-periods
1995-01-01	-5060000000.0000000
1995-04-01	-457700000.0000000
1995-07-01	15538100000.0000000
1995-10-01	2898500000.0000000
1996-01-01	4011600000.0000000
1996-04-01	4213700000.0000000
1996-07-01	-1126900000.0000000
1996-10-01	1567700000.0000000
1997-01-01	-910284342.3000001
1997-04-01	-1236541168.0000000
1997-07-01	4437508582.0000000
1997-10-01	-10197842200.0000000
1998-01-01	16451337329.9999980
1998-04-01	2282740260.0000000
1998-07-01	-25249132730.0000000
1998-10-01	-1455152254.0000000
1999-01-01	-10495117040.0000000
1999-04-01	7580013295.0000000
1999-07-01	1230478642.0000000
1999-10-01	-6137414896.0000000
2000-01-01	3147527004.0000000
2000-04-01	-10917394620.0000000
2000-07-01	4007576513.0000000
2000-10-01	1500636747.0000000
2001-01-01	1791812610.0000000
2001-04-01	3134617481.0000000
2001-07-01	1983502975.0000000
2001-10-01	-3603332581.0000000
2002-01-01	1136398648.0000000
2002-04-01	4232008474.0000000
2002-07-01	-3260295265.0000000
2002-10-01	-1806024633.0000000
2003-01-01	3985815069.0000000
2003-04-01	4983394196.0000000
2003-07-01	4184833533.0000000
2003-10-01	-4658392304.0000000
2004-01-01	2626060594.0000000
2004-04-01	-1279991432.0000000
2004-07-01	-756252598.1999999
2004-10-01	1654213271.0000000
2005-01-01	10393800500.0000000
2005-04-01	-762242601.7000000
2005-07-01	-2509004625.0000000
2005-10-01	-2803089402.0000000
2006-01-01	5785121096.0000000
2006-04-01	2374972556.0000000
2006-07-01	10306732070.0000000
2006-10-01	12102291700.0000000
2007-01-01	23369564880.0000000
2007-04-01	38240919720.0000000
2007-07-01	12132952500.0000000
2007-10-01	13740808580.0000000
2008-01-01	8216861897.9999990
2008-04-01	11021206890.0000000
2008-07-01	4720742610.0000000
2008-10-01	-20989739330.0000000
2009-01-01	-1181811100.0000000
2009-04-01	12598987900.0000000
2009-07-01	17697492900.0000000
2009-10-01	17536318100.0000000
2010-01-01	6160015449.0000000
2010-04-01	10506377920.0000000
2010-07-01	17830596660.0000000
2010-10-01	14603513560.0000000
2011-01-01	27648746610.0000000
2011-04-01	15261137110.0000000
2011-07-01	13679626340.0000000
2011-10-01	2047297144.0000000
2012-01-01	12364737140.0000000
2012-04-01	9412905484.0000000
2012-07-01	1185913111.0000000
2012-10-01	-4064003376.0000000
2013-01-01	6554426744.0000000
2013-04-01	-277596923.7000000
2013-07-01	-3963345673.0000000
2013-10-01	-8239971298.0000000
2014-01-01	4766774486.0000000
2014-04-01	7257647984.0000000
2014-07-01	7963258500.0000000
2014-10-01	-9155023695.0000000
2015-01-01	3239107214.0000000
2015-04-01	5473848490.0000000
2015-07-01	-4847495270.0000000
2015-10-01	-2296688335.0000000
2016-01-01	-4021806366.0000000
2016-04-01	6050000239.0000000
2016-07-01	6292819555.0000000
2016-10-01	916422636.8000000
2017-01-01	3330390951.0000000
2017-04-01	5556679441.0000000
2017-07-01	2620290415.0000000
2017-10-01	-6414492145.0000000
2018-01-01	5864278398.0000000
2018-04-01	2387263122.0000000
2018-07-01	3260242907.0000000