Quarter	US Dollars, sum over component sub-periods
1995-01-01	2340926.256259410
1995-04-01	81149629.104640200
1995-07-01	13339077.312627200
1995-10-01	-59782322.320854805
1996-01-01	103194548.451206000
1996-04-01	24848066.248331900
1996-07-01	40249074.309783500
1996-10-01	132742039.968450000
1997-01-01	-20967188.248126300
1997-04-01	188983793.911070000
1997-07-01	98085518.742795000
1997-10-01	57914578.843139700
1998-01-01	57437810.269894400
1998-04-01	124623225.838757000
1998-07-01	86303168.380273100
1998-10-01	156993524.390306000
1999-01-01	224871633.213814000
1999-04-01	357623404.836910960
1999-07-01	151115726.654410000
1999-10-01	77000600.489699700
2000-01-01	154810195.618513020
2000-04-01	273606702.825895000
2000-07-01	159425519.314656000
2000-10-01	372416666.235080960
2001-01-01	157599338.700731000
2001-04-01	288575552.136124970
2001-07-01	10148711.573219500
2001-10-01	360648121.916115000
2002-01-01	53772732.330583304
2002-04-01	384579391.607479040
2002-07-01	382926114.008601000
2002-10-01	263744032.454956020
2003-01-01	244055624.061169000
2003-04-01	690676465.979803000
2003-07-01	533162612.247189040
2003-10-01	1931191332.121160000
2004-01-01	1392902157.611420200
2004-04-01	1129951868.445370200
2004-07-01	2256515196.728910000
2004-10-01	3165645283.584010000
2005-01-01	1723527074.372190000
2005-04-01	7260194068.563060000
2005-07-01	3887348601.913150300
2005-10-01	9867764891.144920000
2006-01-01	5548580019.112610000
2006-04-01	443103333.496304000
2006-07-01	4478648271.174570000
2006-10-01	10752626270.464800000
2007-01-01	8750084311.631720000
2007-04-01	10025473420.264000000
2007-07-01	7194017873.985940000
2007-10-01	10639470944.102800000
2008-01-01	-5979067200.129280000
2008-04-01	3994015093.573850000
2008-07-01	-1350072097.633149900
2008-10-01	-2153400377.955610300
2009-01-01	-938404437.565455900
2009-04-01	-919057187.801926000
2009-07-01	2125177036.122730000
2009-10-01	2342901470.978250000
2010-01-01	-752773710.475194000
2010-04-01	1248331378.008960000
2010-07-01	-925573855.006684000
2010-10-01	-2696577313.595760300
2011-01-01	761977591.416958100
2011-04-01	452653622.021129970
2011-07-01	378279163.665502000
2011-10-01	-1969096739.064679900
2012-01-01	-1869388797.116680100
2012-04-01	-2697728704.406360000
2012-07-01	608891466.218967100
2012-10-01	-891330595.352904000
2013-01-01	488956670.338010000
2013-04-01	138766833.014111000
2013-07-01	51889088.661716000
2013-10-01	225926957.560015020
2014-01-01	-434268801.048240000
2014-04-01	616009173.702086900
2014-07-01	268006228.584592000
2014-10-01	-3217211547.606800000
2015-01-01	1128377883.667559900
2015-04-01	-440584994.443791030
2015-07-01	259009104.422851000
2015-10-01	-2905900833.141710000
2016-01-01	-3918956893.824710000
2016-04-01	-734696942.815828100
2016-07-01	1082533718.310630000
2016-10-01	-69834420.747999500
2017-01-01	-469763190.879530000
2017-04-01	-1114062947.775189900
2017-07-01	-4765095782.480840000
2017-10-01	-1039742809.437240100
2018-01-01	970462140.683900000
2018-04-01	145835736.556907980