Quarter	US Dollars, sum over component sub-periods
1995-01-01	-5275177433.00000000
1995-04-01	-5946133281.00000000
1995-07-01	-1169263280.00000000
1995-10-01	-4096675317.99999950
1996-01-01	-4736534314.00000000
1996-04-01	-4084667592.00000000
1996-07-01	-5766279879.00000000
1996-10-01	-11008847130.00000000
1997-01-01	-6132092581.00000000
1997-04-01	-9565425803.00000000
1997-07-01	-6363990987.00000000
1997-10-01	-11950139330.00000000
1998-01-01	-7146347076.00000000
1998-04-01	-11144368910.00000000
1998-07-01	-8674546962.00000000
1998-10-01	-11083372850.00000000
1999-01-01	-5444996632.00000000
1999-04-01	-8180230879.00000000
1999-07-01	-4862320355.00000000
1999-10-01	-7037856669.00000000
2000-01-01	-5345628966.00000000
2000-04-01	-5913765202.00000000
2000-07-01	-3625676771.00000000
2000-10-01	-7110563407.00000000
2001-01-01	-6223540428.00000000
2001-04-01	-6788759495.00000000
2001-07-01	-5744848986.00000000
2001-10-01	-5424069178.00000000
2002-01-01	-3671850418.00000000
2002-04-01	-5306168023.00000000
2002-07-01	1130082229.00000000
2002-10-01	-310002490.09999996
2003-01-01	-284932684.40000004
2003-04-01	-86284317.49000001
2003-07-01	3154669838.00000000
2003-10-01	183136052.79999998
2004-01-01	1189337722.00000000
2004-04-01	1860719929.00000000
2004-07-01	4014683541.00000000
2004-10-01	1955238829.00000000
2005-01-01	2563606921.00000000
2005-04-01	2428671883.00000000
2005-07-01	5562018959.00000000
2005-10-01	2486045864.00000000
2006-01-01	1406390621.00000000
2006-04-01	374119536.80000000
2006-07-01	6972380787.00000000
2006-10-01	4362212065.00000000
2007-01-01	-1509538294.00000000
2007-04-01	2170238047.00000000
2007-07-01	-148462773.40000000
2007-10-01	-3006983675.00000000
2008-01-01	-14955731550.00000000
2008-04-01	-7125011128.00000000
2008-07-01	-10218518710.00000000
2008-10-01	3492993899.00000000
2009-01-01	-5433842657.00000000
2009-04-01	-2583436353.00000000
2009-07-01	-3808299567.00000000
2009-10-01	-14528387430.00000000
2010-01-01	-18270035190.00000000
2010-04-01	-18042078560.00000000
2010-07-01	-18450111960.00000000
2010-10-01	-21249549950.00000000
2011-01-01	-20962901920.00000000
2011-04-01	-15401305570.00000000
2011-07-01	-21343185140.00000000
2011-10-01	-21534795710.00000000
2012-01-01	-14874057040.00000000
2012-04-01	-18933071850.00000000
2012-07-01	-19093646830.00000000
2012-10-01	-21052976220.00000000
2013-01-01	-22549255170.00000000
2013-04-01	-15994725620.00000000
2013-07-01	-16487455910.00000000
2013-10-01	-18771775980.00000000
2014-01-01	-25829456960.00000000
2014-04-01	-19726115130.00000000
2014-07-01	-24609106410.00000000
2014-10-01	-30456183890.00000000
2015-01-01	-23876084310.00000000
2015-04-01	-13371142830.00000000
2015-07-01	-11063228560.00000000
2015-10-01	-6850739156.00000000
2016-01-01	-4805978890.00000000
2016-04-01	1035714161.00000010
2016-07-01	-3759902952.00000000
2016-10-01	-9023123176.00000000
2017-01-01	-3912459325.00000000
2017-04-01	6139848786.00000000
2017-07-01	-1058522126.00000010
2017-10-01	-7343310287.00000000
2018-01-01	-3775593130.00000000
2018-04-01	4128907347.00000050
2018-07-01	-1371894118.00000000