Quarter	US Dollars, sum over component sub-periods
1993-01-01	1354302531.4423401000
1993-04-01	-135954574.9078990000
1993-07-01	1025238553.3112199000
1993-10-01	623707859.3124270000
1994-01-01	273519917.2618550000
1994-04-01	734959740.7833720000
1994-07-01	341059979.1513610000
1994-10-01	1087728644.8084102000
1995-01-01	540418383.6243600000
1995-04-01	788991638.6584129000
1995-07-01	857286033.3585199000
1995-10-01	305583794.3678300400
1996-01-01	568194801.6893569000
1996-04-01	725193990.3359151000
1996-07-01	-47386377.2265409000
1996-10-01	1124125497.6280000000
1997-01-01	295814597.1134010000
1997-04-01	1751431485.9030302000
1997-07-01	-126747492.7338090000
1997-10-01	2504480083.0011900000
1998-01-01	-1547401194.9131800000
1998-04-01	2163381423.2008800000
1998-07-01	325062454.4975360000
1998-10-01	609386027.9487671000
1999-01-01	1562892890.3998702000
1999-04-01	876441810.4908450000
1999-07-01	1039361238.0919201000
1999-10-01	-791294405.8799510000
2000-01-01	-1100580504.1160400000
2000-04-01	-154082396.5990330000
2000-07-01	912367055.7476400000
2000-10-01	-640046685.6820160000
2001-01-01	725952351.7452330000
2001-04-01	718009024.9369050000
2001-07-01	-245079628.6727480000
2001-10-01	-757042.9388581989
2002-01-01	-1735031417.3054500000
2002-04-01	-31905686.3553528000
2002-07-01	-1505138540.6039898000
2002-10-01	-746420546.4651150000
2003-01-01	-2300575949.1745300000
2003-04-01	-188958773.9409430000
2003-07-01	185924160.4347680000
2003-10-01	24919516.9036351000
2004-01-01	834048304.9494640000
2004-04-01	1879406543.7434700000
2004-07-01	-182008963.8808330000
2004-10-01	-735008563.2924100000
2005-01-01	958906747.5130760000
2005-04-01	1432083376.4306202000
2005-07-01	1001904651.7955900000
2005-10-01	1726844398.9526900000
2006-01-01	-460460755.2212620000
2006-04-01	859132155.9407309000
2006-07-01	-87528860.1847702000
2006-10-01	1781335844.2794600000
2007-01-01	1730090727.9756500000
2007-04-01	3294061384.4695600000
2007-07-01	-808415327.1168020000
2007-10-01	3138042514.4099900000
2008-01-01	4093117994.1661797000
2008-04-01	7267895605.5832300000
2008-07-01	-1071755803.9858199000
2008-10-01	-4508455563.0323400000
2009-01-01	-1698786285.5289600000
2009-04-01	1121706671.6041100000
2009-07-01	-1650575612.9396700000
2009-10-01	1983676927.0872800000
2010-01-01	726609896.4313210000
2010-04-01	4978225758.0557995000
2010-07-01	-1550961142.9101799000
2010-10-01	930830840.0026650000
2011-01-01	79127407.1746428900
2011-04-01	-358549095.3831460000
2011-07-01	2868415581.6247296000
2011-10-01	342884734.4190929500
2012-01-01	3135061132.7835097000
2012-04-01	1886949187.7063699000
2012-07-01	-898728259.6308790000
2012-10-01	-179785150.1359570000
2013-01-01	2610308818.7634397000
2013-04-01	1978397203.9011700000
2013-07-01	176699253.1411250200
2013-10-01	-415494806.0170570000
2014-01-01	2878261543.6905400000
2014-04-01	1038141021.4933201000
2014-07-01	-1258115664.1039200000
2014-10-01	-466023861.8845100000
2015-01-01	1300100609.0928900000
2015-04-01	-1108636542.9863899000
2015-07-01	478325943.2104400400
2015-10-01	-3244947161.4162900000
2016-01-01	1629367324.2289898000
2016-04-01	2570127351.2521500000
2016-07-01	-1243882725.1317601000
2016-10-01	-673129320.5949650000
2017-01-01	1268894987.6398700000
2017-04-01	72474232.8308124000
2017-07-01	1867973398.6394900000
2017-10-01	-217954691.0401820200
2018-01-01	1309855787.4387600000
2018-04-01	-26545314.9413777000