Quarter	US Dollars, sum over component sub-periods
1993-01-01	0.000000000000
1993-04-01	-562852636.072502000000
1993-07-01	0.000000000000
1993-10-01	0.000000000000
1994-01-01	0.000000000000
1994-04-01	0.000000000000
1994-07-01	0.000000000000
1994-10-01	0.000000000000
1995-01-01	1400811.635588380000
1995-04-01	3873245.625765520000
1995-07-01	301595.790099743000
1995-10-01	1286350.007243560200
1996-01-01	0.000000000000
1996-04-01	397524.985981714970
1996-07-01	261803.189096911020
1996-10-01	-36918.305942001300
1997-01-01	11585335.863068100000
1997-04-01	-739407.565634541000
1997-07-01	147931.247355053000
1997-10-01	208324.744884478000
1998-01-01	-3177415.184626660000
1998-04-01	5029858.797050540000
1998-07-01	-221496.854033169980
1998-10-01	572414.768213560900
1999-01-01	-907041.451520469000
1999-04-01	-843706.017030078000
1999-07-01	86366.332833164690
1999-10-01	-457329.522253981970
2000-01-01	-1490628.222279060000
2000-04-01	-51420.789787763395
2000-07-01	-1861869.480867090000
2000-10-01	-1690811.337025639800
2001-01-01	-1141434.515322690000
2001-04-01	-585901.070515462100
2001-07-01	-340315.656136052040
2001-10-01	-6840423.697540160000
2002-01-01	608065.300613628900
2002-04-01	753915.084011171000
2002-07-01	-4685560.020039650000
2002-10-01	-745351.129626954100
2003-01-01	-1357011.752421819800
2003-04-01	-1296705.272945860000
2003-07-01	384791.300993874960
2003-10-01	-666495.251508813900
2004-01-01	11964510.382115800000
2004-04-01	18650800.218018103000
2004-07-01	120759293.435276000000
2004-10-01	-752243762.397752000000
2005-01-01	600500997.372620000000
2005-04-01	48984406.875341000000
2005-07-01	-2670102.598061230000
2005-10-01	381709830.602437000000
2006-01-01	185639805.663387000000
2006-04-01	-40761421.575386990000
2006-07-01	122504439.652542010000
2006-10-01	239217291.925611000000
2007-01-01	187318585.938513000000
2007-04-01	25326826.160944900000
2007-07-01	187655536.899845000000
2007-10-01	734388289.713403900000
2008-01-01	408614165.475562000000
2008-04-01	811599085.044523000000
2008-07-01	113366564.578355000000
2008-10-01	224676276.448604000000
2009-01-01	747641205.080973000000
2009-04-01	281334777.065041000000
2009-07-01	348384617.798769000000
2009-10-01	1349059847.842750000000
2010-01-01	146853149.566100000000
2010-04-01	519669669.572781000000
2010-07-01	860203043.848630100000
2010-10-01	428703819.883497000000
2011-01-01	39142514.407896400000
2011-04-01	4621852.493783730000
2011-07-01	36502682.834880196000
2011-10-01	603088800.146588100000
2012-01-01	28476286.190483200000
2012-04-01	16268994.747838800000
2012-07-01	365067756.302858000000
2012-10-01	2315211410.711180000000
2013-01-01	30755732.730633200000
2013-04-01	192843997.924206020000
2013-07-01	2885899950.547870000000
2013-10-01	1106117306.204880000000
2014-01-01	1064970749.124990100000
2014-04-01	43516089.788761700000
2014-07-01	105734079.328778000000
2014-10-01	357482281.719030000000
2015-01-01	1252664781.379160200000
2015-04-01	2125320446.257169700000
2015-07-01	326043587.460091000000
2015-10-01	427578836.109181000000
2016-01-01	753871170.393978000000
2016-04-01	906214424.704559900000
2016-07-01	499552290.554010030000
2016-10-01	48471055.800562000000
2017-01-01	39677594.477498196000
2017-04-01	320567066.404707000000
2017-07-01	368895715.272740000000
2017-10-01	1354596667.629469900000
2018-01-01	64636453.129134394000
2018-04-01	-60076239.077854700000