Quarter	US Dollars, sum over component sub-periods
1993-01-01	-44520385.213181600
1993-04-01	-545975756.412832000
1993-07-01	714752679.476812000
1993-10-01	-133491552.505056010
1994-01-01	52224728.888380095
1994-04-01	10668935.891890900
1994-07-01	-602132298.021634000
1994-10-01	-492335047.653447030
1995-01-01	-123160833.539494010
1995-04-01	-323320137.334941000
1995-07-01	-124559061.311194000
1995-10-01	-200405764.363798000
1996-01-01	-571257548.055133000
1996-04-01	-1043213979.121290100
1996-07-01	-2018390386.570430000
1996-10-01	-1393407621.168960000
1997-01-01	-788721188.482656000
1997-04-01	-940012053.006694100
1997-07-01	-577227727.179415000
1997-10-01	-573756108.089692000
1998-01-01	-180794924.005257000
1998-04-01	-174689706.723911000
1998-07-01	7657462.668003880
1998-10-01	-669826293.180728100
1999-01-01	-432900650.095669000
1999-04-01	-41369718.368374795
1999-07-01	-536507659.559619000
1999-10-01	-428803593.303389000
2000-01-01	-715805193.183673000
2000-04-01	-365807498.550148960
2000-07-01	-514896179.174588000
2000-10-01	-1395068542.281770000
2001-01-01	-799827055.376466000
2001-04-01	-860026349.637936000
2001-07-01	-289608623.371780040
2001-10-01	-831179072.370670100
2002-01-01	-1115385236.648320000
2002-04-01	-628584240.445154100
2002-07-01	-1406253701.014400000
2002-10-01	-857672304.204651000
2003-01-01	-739605330.363704000
2003-04-01	-910611277.926228000
2003-07-01	-1132405817.797610000
2003-10-01	-2396976117.023500000
2004-01-01	810386008.938974000
2004-04-01	-2070690053.237539800
2004-07-01	-1502859653.748130000
2004-10-01	-3264305179.951600000
2005-01-01	1460648601.650500000
2005-04-01	-746552453.589881000
2005-07-01	-1665158137.154000000
2005-10-01	-1161076336.011280000
2006-01-01	639874707.442958000
2006-04-01	-846695717.870499000
2006-07-01	-1532406911.719700000
2006-10-01	-2066482119.918379800
2007-01-01	936639677.530335000
2007-04-01	-1268010684.536200000
2007-07-01	-3172766791.377730000
2007-10-01	-2167243408.781480000
2008-01-01	4272333704.906320000
2008-04-01	-1467271473.489550000
2008-07-01	-2605502135.959710000
2008-10-01	-2639298243.320560000
2009-01-01	1834832394.802090000
2009-04-01	-2080618787.721599800
2009-07-01	-1545299464.786610100
2009-10-01	-2450266912.895630000
2010-01-01	1887515363.143430000
2010-04-01	-1040184007.314860100
2010-07-01	-3449793172.774470000
2010-10-01	-3846882551.452029700
2011-01-01	1230490148.050819900
2011-04-01	-5607432910.823540000
2011-07-01	417057636.580108000
2011-10-01	-492883470.135722000
2012-01-01	1650996445.676180000
2012-04-01	-1675655618.418810100
2012-07-01	-525265843.725107970
2012-10-01	1219564975.936620000
2013-01-01	2119716113.979499800
2013-04-01	-611533118.876708000
2013-07-01	2207997799.906120000
2013-10-01	-189449729.387316020
2014-01-01	4511336503.430180000
2014-04-01	-1285947916.272029900
2014-07-01	-574272713.850995900
2014-10-01	494401926.973570050
2015-01-01	4790488361.975200000
2015-04-01	1298553644.847470000
2015-07-01	-621655344.928002000
2015-10-01	1648949488.771860000
2016-01-01	5083965053.223340000
2016-04-01	-603878438.879308000
2016-07-01	-135689538.156931000
2016-10-01	392037090.824792000
2017-01-01	3803532820.359339700
2017-04-01	1278915659.759720000
2017-07-01	-115763760.332051010
2017-10-01	-354933797.624828000
2018-01-01	2202477464.259520000
2018-04-01	-623675188.938473000