Quarter US Dollars, sum over component sub-periods 2003-04-01 5679457.714306590 2003-07-01 34895367.686698100 2003-10-01 229651137.211011000 2004-01-01 217526070.808001000 2004-04-01 230202027.079056000 2004-07-01 64801895.147483096 2004-10-01 212445977.452213000 2005-01-01 310578751.659349000 2005-04-01 80544701.055108010 2005-07-01 -117072085.898273000 2005-10-01 265227144.239227980 2006-01-01 -1243796167.871470000 2006-04-01 -80440642.904100600 2006-07-01 -10196359.459910000 2006-10-01 -352143792.790260000 2007-01-01 -357934478.996003030 2007-04-01 -122675161.594051000 2007-07-01 41246265.627095000 2007-10-01 -14616780311.596800000 2008-01-01 -468938930.616666000 2008-04-01 -777904929.847004000 2008-07-01 -164946050.254314000 2008-10-01 696086819.557051000 2009-01-01 801452455.157812000 2009-04-01 -525663630.731803000 2009-07-01 556434833.739154000 2009-10-01 218548984.834401000 2010-01-01 -427584434.582349000 2010-04-01 -308776812.997307000 2010-07-01 -166712355.590366000 2010-10-01 -2897879075.090760000 2011-01-01 -159965382.492182000 2011-04-01 79161344.590174200 2011-07-01 331811582.198922000 2011-10-01 798965299.022166000 2012-01-01 -11726636117.542501000 2012-04-01 105152953.129064990 2012-07-01 55059307.542981700 2012-10-01 89548447.160793100 2013-01-01 -480296069.476632000 2013-04-01 117540887.239323990 2013-07-01 372214382.837304000 2013-10-01 989529656.172378100 2014-01-01 -82229544.828030300 2014-04-01 -170035960.393405970 2014-07-01 -79471374.010583400 2014-10-01 -186047794.359152000 2015-01-01 -1224793763.785710000 2015-04-01 -2468698549.777500000 2015-07-01 72260332.670554900 2015-10-01 -138972735.533975000 2016-01-01 -555475521.749005000 2016-04-01 -142281394.445981980 2016-07-01 -4463488.554931810 2016-10-01 -588320024.151132000 2017-01-01 -577531947.718259900 2017-04-01 -28594200.702409300 2017-07-01 -162079702.682852000 2017-10-01 43568149.733608700 2018-01-01 -200307051.668270980 2018-04-01 -198931634.125180000