Quarter	US Dollars, sum over component sub-periods
1995-01-01	3090089537.4721700
1995-04-01	3804399918.0015798
1995-07-01	3155025687.7598700
1995-10-01	3431758536.7854100
1996-01-01	2970247436.7737500
1996-04-01	3179593205.5114098
1996-07-01	2925045744.4688100
1996-10-01	3032754957.9831896
1997-01-01	2798800353.5130400
1997-04-01	3118992113.8680500
1997-07-01	2628244603.4513903
1997-10-01	2862251439.1530100
1998-01-01	2900143414.8425803
1998-04-01	3009399405.1159997
1998-07-01	2752329524.9549003
1998-10-01	3270017159.4397900
1999-01-01	2856682845.7841300
1999-04-01	3262066879.3312100
1999-07-01	2451227276.7737900
1999-10-01	2993129016.9384203
2000-01-01	2879571633.6870600
2000-04-01	2799960289.5806003
2000-07-01	2599313228.9770703
2000-10-01	2702139715.9302700
2001-01-01	2698425976.9484900
2001-04-01	2660231246.2169600
2001-07-01	2448382646.4208200
2001-10-01	2610114035.0877200
2002-01-01	2487052205.6801700
2002-04-01	2666170127.9147000
2002-07-01	2683937591.0251000
2002-10-01	2989061806.5640400
2003-01-01	3081625486.9226500
2003-04-01	3345225463.9325900
2003-07-01	3148487742.5944800
2003-10-01	3645445643.2370796
2004-01-01	3767977455.0945500
2004-04-01	4202801428.2345800
2004-07-01	4026889451.0756100
2004-10-01	4757910380.1563800
2005-01-01	4504807092.4314590
2005-04-01	4701731003.1727100
2005-07-01	4548010388.0232200
2005-10-01	5080534457.9508800
2006-01-01	4941740815.2001200
2006-04-01	5371848763.0287900
2006-07-01	5491797797.9894705
2006-10-01	6432598160.2022705
2007-01-01	6419220546.3898500
2007-04-01	7076065090.1887100
2007-07-01	7149352708.6964690
2007-10-01	8093062163.2068900
2008-01-01	8126277187.4274610
2008-04-01	9178653348.9578300
2008-07-01	8484225021.2628000
2008-10-01	6809830489.4402100
2009-01-01	5215946254.4280405
2009-04-01	5485422550.7453400
2009-07-01	5960575712.5734100
2009-10-01	6650977214.1496200
2010-01-01	6035997746.4343300
2010-04-01	6166641454.6334700
2010-07-01	6244605443.5089100
2010-10-01	7237232425.4725600
2011-01-01	7320125280.8815700
2011-04-01	8096046605.8132700
2011-07-01	7607662999.5225310
2011-10-01	7611053919.3528100
2012-01-01	7159516575.7226200
2012-04-01	7041657271.0039500
2012-07-01	6394512897.1679700
2012-10-01	6847990380.9947900
2013-01-01	6767820247.1225100
2013-04-01	6911142967.7005900
2013-07-01	6750723774.7047500
2013-10-01	7440391901.6515600
2014-01-01	7220028134.3838200
2014-04-01	7443187040.4468600
2014-07-01	7167655674.3045300
2014-10-01	7082427479.0909300
2015-01-01	6234628034.9029400
2015-04-01	6289761668.0195800
2015-07-01	6131678321.1955800
2015-10-01	6371079219.1016300
2016-01-01	6151009696.1928500
2016-04-01	6719295313.5823300
2016-07-01	6408118931.1017290
2016-10-01	6659006866.7655590
2017-01-01	6933153821.0768100
2017-04-01	7380273178.9868400
2017-07-01	7699373122.7350400
2017-10-01	8393462922.0577410
2018-01-01	8857258316.5903800
2018-04-01	8914876985.8050000