Quarterly US Dollars, sum over component sub-periods
2000-01-01 -46854698.79000000000
2000-04-01 6347007.85500000000
2000-07-01 -82614801.54000000000
2000-10-01 130727730.50000000000
2001-01-01 -208427905.90000000000
2001-04-01 96442738.69000000000
2001-07-01 -7693600.43700000000
2001-10-01 -3272505.85100000000
2002-01-01 2278239.27099999970
2002-04-01 113783474.90000000000
2002-07-01 -61627823.30000000400
2002-10-01 171023879.70000002000
2003-01-01 85376012.86000000000
2003-04-01 -179640307.10000000000
2003-07-01 123554925.20000000000
2003-10-01 320178354.59999996000
2004-01-01 -3212412.62400000030
2004-04-01 -201956220.50000000000
2004-07-01 206189463.20000002000
2004-10-01 148903979.60000002000
2005-01-01 -58359911.76000000500
2005-04-01 9663998.07800000000
2005-07-01 43365964.48000000400
2005-10-01 422480842.20000000000
2006-01-01 49802805.50000000000
2006-04-01 72451595.50000000000
2006-07-01 285270222.50000000000
2006-10-01 -11147205.59000000000
2007-01-01 43096763.91000000000
2007-04-01 -48796852.19000000500
2007-07-01 270162984.00000000000
2007-10-01 538170877.70000000000
2008-01-01 184931798.29999998000
2008-04-01 208932134.60000002000
2008-07-01 157001864.79999998000
2008-10-01 342829018.79999995000
2009-01-01 -418721084.29999995000
2009-04-01 -172664739.00000000000
2009-07-01 -51876410.43000000000
2009-10-01 412959228.90000004000
2010-01-01 -239387640.10000000000
2010-04-01 48037486.96000000000
2010-07-01 484935557.70000000000
2010-10-01 590837780.90000000000
2011-01-01 -78082575.08000000000
2011-04-01 2464545.65800000000
2011-07-01 257161226.70000000000
2011-10-01 836587466.90000000000
2012-01-01 188008251.10000000000
2012-04-01 -340532204.20000005000
2012-07-01 362098867.70000005000
2012-10-01 843826097.50000000000
2013-01-01 26317795.75000000000
2013-04-01 214166434.70000000000
2013-07-01 -105068163.70000000000
2013-10-01 468283187.10000000000
2014-01-01 69231929.53999999000
2014-04-01 108676126.10000001000
2014-07-01 48627789.36000000000
2014-10-01 34663420.31000000000
2015-01-01 -17356191.28000000000
2015-04-01 835838.45600000000
2015-07-01 230565537.79999998000
2015-10-01 294182767.40000000000
2016-01-01 -58041839.73000000000
2016-04-01 -317089445.80000000000
2016-07-01 -66271650.42999999000
2016-10-01 231384387.00000000000
2017-01-01 -22190190.51000000000
2017-04-01 -506107.25700000004
2017-07-01 -75512970.44000000000
2017-10-01 292963705.10000000000
2018-01-01 988411965.30000010000
2018-04-01 -12567485.57000000000