Quarter	US Dollars, sum over component sub-periods
1995-01-01	14200208.711243100
1995-04-01	15656774.498616300
1995-07-01	17370984.448489297
1995-10-01	12783898.169673300
1996-01-01	31371377.690005700
1996-04-01	34660796.335111104
1996-07-01	51122832.403476700
1996-10-01	38712959.525906004
1997-01-01	30467877.511139400
1997-04-01	10025864.180857701
1997-07-01	33805113.450025200
1997-10-01	42846859.551774204
1998-01-01	42666686.277284600
1998-04-01	61239232.601466200
1998-07-01	81201695.632319400
1998-10-01	3756322.430134670
1999-01-01	-14433760.128723200
1999-04-01	-127739255.318440000
1999-07-01	99918560.332539990
1999-10-01	71619545.399138200
2000-01-01	14738143.276444000
2000-04-01	64586948.763324500
2000-07-01	83548477.522253410
2000-10-01	107169236.855132000
2001-01-01	50424326.679997400
2001-04-01	131024669.645084990
2001-07-01	79624764.163730800
2001-10-01	55731870.204140500
2002-01-01	43743472.319121800
2002-04-01	56612302.838529400
2002-07-01	22921636.260077400
2002-10-01	67288878.575994400
2003-01-01	-96979223.434750690
2003-04-01	10448683.384312300
2003-07-01	13007074.354961100
2003-10-01	46243521.920383100
2004-01-01	-69242863.608425800
2004-04-01	11082993.054362101
2004-07-01	47429680.398948500
2004-10-01	108874997.893971000
2005-01-01	99024325.355044800
2005-04-01	236893754.340617980
2005-07-01	189098652.807082000
2005-10-01	215431957.865999000
2006-01-01	47793044.699675600
2006-04-01	-40017439.195321895
2006-07-01	272215406.590753000
2006-10-01	468176391.886852000
2007-01-01	23400042.052802700
2007-04-01	307856277.321294000
2007-07-01	371508726.351623950
2007-10-01	275824753.908671000
2008-01-01	23506754.053226702
2008-04-01	417261054.321908000
2008-07-01	183168833.553792000
2008-10-01	1043008731.013280200
2009-01-01	304787641.747586970
2009-04-01	527148115.266942000
2009-07-01	600333707.253927000
2009-10-01	856586894.685181000
2010-01-01	694589260.291812100
2010-04-01	700571791.660392000
2010-07-01	694767737.578067000
2010-10-01	277257868.337554000
2011-01-01	636474385.167510000
2011-04-01	630269984.825209000
2011-07-01	1048788773.448150000
2011-10-01	953566571.900429000
2012-01-01	537644468.034632900
2012-04-01	625037353.742427000
2012-07-01	654557863.118385000
2012-10-01	1436373490.881290200
2013-01-01	805082553.415139900
2013-04-01	1087956485.946450000
2013-07-01	813608749.488945000
2013-10-01	2141777234.514150100
2014-01-01	483899603.049655000
2014-04-01	864369739.713443000
2014-07-01	1189787345.806249900
2014-10-01	2560150887.248049700
2015-01-01	902770396.475439900
2015-04-01	1446207177.580580000
2015-07-01	818407529.681142000
2015-10-01	2482893396.451700000
2016-01-01	120366161.865159990
2016-04-01	72409491.029958900
2016-07-01	-135086396.004800020
2016-10-01	-95481889.303247390
2017-01-01	319318198.184992970
2017-04-01	584759003.296218000
2017-07-01	142713067.648819980
2017-10-01	293866613.960640000
2018-01-01	1381541734.310870000
2018-04-01	496025748.991099000