Quarter	US Dollars, sum over component sub-periods
1995-01-01	2642124.2679114000
1995-04-01	-1401018.0731331400
1995-07-01	6829668.0781314000
1995-10-01	1373186.2498283500
1996-01-01	1332977.8725673200
1996-04-01	1286670.0977869302
1996-07-01	-1306506.4018813700
1996-10-01	2556346.1292659002
1997-01-01	12977309.3711903990
1997-04-01	3422964.2870726000
1997-07-01	1082485.3864472802
1997-10-01	-1113916.5305213100
1998-01-01	0.0000000000
1998-04-01	-6654545.4545454600
1998-07-01	-5547132.1326874000
1998-10-01	0.0000000000
1999-01-01	0.0000000000
1999-04-01	31702506.2414904000
1999-07-01	-1048667.8407554599
1999-10-01	-5189422.5489889900
2000-01-01	-20732551.9469442000
2000-04-01	2801644.8731356100
2000-07-01	-14458935.1499213000
2000-10-01	6955900.7652070210
2001-01-01	-36905983.1191976000
2001-04-01	-10485697.1567198000
2001-07-01	2674306.9905505700
2001-10-01	4478331.4197006800
2002-01-01	7013034.6911932295
2002-04-01	10115760.0546014010
2002-07-01	1967376.5600311900
2002-10-01	-17007938.7938231000
2003-01-01	5367617.9235399300
2003-04-01	2271783.0857226400
2003-07-01	16884855.3322733000
2003-10-01	4759609.0613681100
2004-01-01	6250749.1611494600
2004-04-01	-16873447.0110303000
2004-07-01	3668031.8008009302
2004-10-01	3886206.9046136500
2005-01-01	20967341.8841755000
2005-04-01	-28945751.9416794000
2005-07-01	-9756007.1581894100
2005-10-01	2378718.7824146000
2006-01-01	-19246362.3655160000
2006-04-01	-45247861.6335566040
2006-07-01	-39510892.9071514000
2006-10-01	-32247600.0723681000
2007-01-01	-31466767.3842640000
2007-04-01	-49878911.8569218100
2007-07-01	-46745767.7107077000
2007-10-01	-37675848.9245083000
2008-01-01	-17978489.3527156000
2008-04-01	-62482323.6824903040
2008-07-01	-22492643.2164974000
2008-10-01	-17073827.6495126000
2009-01-01	-27322242.7894709000
2009-04-01	-85794841.2852424000
2009-07-01	-98699237.8611867000
2009-10-01	-75310798.8280707000
2010-01-01	-49815662.2814387000
2010-04-01	-78782561.3408768000
2010-07-01	-73663598.9817897100
2010-10-01	-32575689.8370858000
2011-01-01	-61525147.1123778000
2011-04-01	-69086264.3696065000
2011-07-01	-60714459.7215049040
2011-10-01	-53893106.1735020000
2012-01-01	-66881955.0430181900
2012-04-01	-48729417.3037131950
2012-07-01	-77583569.7196559900
2012-10-01	-62294571.9379430000
2013-01-01	-81808671.1745911000
2013-04-01	-54852414.0450177040
2013-07-01	-82125593.3662377900
2013-10-01	-85750162.7769735900
2014-01-01	-54819696.5520202000
2014-04-01	-69934145.0005140000
2014-07-01	-49007347.3065264000
2014-10-01	-53691645.3519702000
2015-01-01	-2251459.1246060804
2015-04-01	-54196339.1304200000
2015-07-01	-28904133.0682219970
2015-10-01	-52525128.3907936000
2016-01-01	-39676822.9820717950
2016-04-01	-55331653.3956598000
2016-07-01	-11158721.3873295000
2016-10-01	-68960588.9114880000
2017-01-01	1065557.0991111800
2017-04-01	-43991078.0037066000
2017-07-01	-65771473.5524616000
2017-10-01	-37680561.9317697000
2018-01-01	-56528370.4094508000
2018-04-01	-89340554.2478353000