Quarter	US Dollars, sum over component sub-periods
2000-04-01	147150179.037848000
2000-07-01	-25538980.767909400
2000-10-01	-342784894.855251000
2001-01-01	2318602325.617920000
2001-04-01	371182398.909682000
2001-07-01	947392016.471702900
2001-10-01	-655052354.982035000
2002-01-01	819525162.144181000
2002-04-01	99944523.425217090
2002-07-01	208085967.062684000
2002-10-01	-1984677574.091020000
2003-01-01	598396452.459744000
2003-04-01	-976493468.254793000
2003-07-01	-726749822.695911000
2003-10-01	-377244476.421864030
2004-01-01	1253860966.550809900
2004-04-01	-1179586026.882990000
2004-07-01	4379546456.655550000
2004-10-01	-5429466507.190690000
2005-01-01	3276885377.214590000
2005-04-01	-2802449034.456890000
2005-07-01	-2313310503.389030000
2005-10-01	-3416717707.311140000
2006-01-01	4040176642.230030000
2006-04-01	-3238957892.613700000
2006-07-01	-632280382.626708000
2006-10-01	49251285.825688496
2007-01-01	1753750081.719359900
2007-04-01	-1394709345.411530000
2007-07-01	-268535351.148738000
2007-10-01	785012749.067356000
2008-01-01	175215207.526554000
2008-04-01	-4342183921.250010000
2008-07-01	1051968141.523310000
2008-10-01	79886554.595600900
2009-01-01	-1023814638.737230000
2009-04-01	-1764866684.896750000
2009-07-01	912280520.208998100
2009-10-01	2493350031.427580000
2010-01-01	-3058230417.811040000
2010-04-01	111965075.943988000
2010-07-01	6457167680.845560000
2010-10-01	-846091186.497346000
2011-01-01	12294337381.477500000
2011-04-01	-2353193335.593260300
2011-07-01	-1758709760.154600000
2011-10-01	-4565458873.313940000
2012-01-01	-1317727950.494860000
2012-04-01	-195130448.436434000
2012-07-01	-1476228752.551669800
2012-10-01	-843651636.813970900
2013-01-01	-1293478827.677460000
2013-04-01	-49973670.107046400
2013-07-01	-1099157578.515570200
2013-10-01	-285382281.159655030
2014-01-01	-1177383066.599490000
2014-04-01	-558648909.729001000
2014-07-01	-1067997410.921700100
2014-10-01	-21902953.172795597
2015-01-01	929680238.029660000
2015-04-01	1239844362.881270000
2015-07-01	709833303.734920000
2015-10-01	-1548595931.312650000
2016-01-01	-357594009.889290030
2016-04-01	-2643248287.840670000
2016-07-01	-2691497752.405460000
2016-10-01	3613864018.994539700
2017-01-01	-3281619212.298100000
2017-04-01	-898714834.860782000
2017-07-01	35783188.621436900
2017-10-01	251366277.193272000
2018-01-01	-189826375.205639000
2018-04-01	-655615698.012246000