Quarter	US Dollars, sum over component sub-periods
2000-01-01	248538131.9060050000
2000-04-01	136440378.3516880000
2000-07-01	129978481.1729140000
2000-10-01	228486708.1561960000
2001-01-01	-80655846.9685429000
2001-04-01	352510523.6363360000
2001-07-01	-34600726.3138914000
2001-10-01	307104502.0586030000
2002-01-01	140487629.3713080000
2002-04-01	74018719.1763226100
2002-07-01	98959149.6816390000
2002-10-01	316325999.0707000000
2003-01-01	-21637067.2735000030
2003-04-01	386358219.9707690500
2003-07-01	512813971.1289600000
2003-10-01	252451256.3467020000
2004-01-01	395572034.7045360000
2004-04-01	450400226.2184540000
2004-07-01	1049885219.2347499000
2004-10-01	429638671.6803020000
2005-01-01	337608650.6248360000
2005-04-01	98335407.8014075000
2005-07-01	593334239.4716480000
2005-10-01	467557790.2806870300
2006-01-01	577120073.0217841000
2006-04-01	1573310709.7554300000
2006-07-01	1190674652.9456500000
2006-10-01	986647683.1645160000
2007-01-01	1873124493.1389399000
2007-04-01	1590135600.0934900000
2007-07-01	2394986942.3459100000
2007-10-01	2276077231.8564900000
2008-01-01	-532676653.2792520500
2008-04-01	1768214424.6020500000
2008-07-01	-223870460.8064540000
2008-10-01	-868727965.4588700000
2009-01-01	-1570553129.8200898000
2009-04-01	4074226.0888146805
2009-07-01	2891993689.0296497000
2009-10-01	647513992.2119061000
2010-01-01	512490106.4592929500
2010-04-01	-214233226.1433680000
2010-07-01	685903073.8895960000
2010-10-01	1489217987.7156700000
2011-01-01	-657812534.2184210000
2011-04-01	631717764.1093510000
2011-07-01	312598317.4456390000
2011-10-01	-272933592.2937160000
2012-01-01	1526790141.6845900000
2012-04-01	77113514.1838453000
2012-07-01	151207830.7191459800
2012-10-01	745594649.1529060000
2013-01-01	0.0000000000
2013-04-01	1128107485.6634200000
2013-07-01	-10598363.8106404000
2013-10-01	228495172.3231700000
2014-01-01	952492227.5913510000
2014-04-01	3237539536.2002600000
2014-07-01	1207964884.9608700000
2014-10-01	-198534223.5107730000
2015-01-01	412017019.8029130000
2015-04-01	230057929.3699460000
2015-07-01	709262957.5971390000
2015-10-01	-1170872653.7114400000
2016-01-01	2317787742.5360300000
2016-04-01	1280532550.0138400000
2016-07-01	-721969273.7602210000
2016-10-01	23705202.4383240000
2017-01-01	775725568.1529390000
2017-04-01	820433604.7691280000
2017-07-01	712915793.6847180000
2017-10-01	1288204211.0423799000
2018-01-01	-2043623478.0634000000
2018-04-01	-220373367.1446600000