Quarter	US Dollars, sum over component sub-periods
1995-01-01	0.0000000000
1995-04-01	0.0000000000
1995-07-01	0.0000000000
1995-10-01	0.0000000000
1996-01-01	0.0000000000
1996-04-01	0.0000000000
1996-07-01	0.0000000000
1996-10-01	0.0000000000
1997-01-01	0.0000000000
1997-04-01	0.0000000000
1997-07-01	0.0000000000
1997-10-01	0.0000000000
1998-01-01	0.0000000000
1998-04-01	0.0000000000
1998-07-01	0.0000000000
1998-10-01	0.0000000000
1999-01-01	0.0000000000
1999-04-01	0.0000000000
1999-07-01	0.0000000000
1999-10-01	0.0000000000
2000-01-01	0.0000000000
2000-04-01	0.0000000000
2000-07-01	0.0000000000
2000-10-01	0.0000000000
2001-01-01	0.0000000000
2001-04-01	0.0000000000
2001-07-01	0.0000000000
2001-10-01	0.0000000000
2002-01-01	0.0000000000
2002-04-01	0.0000000000
2002-07-01	0.0000000000
2002-10-01	0.0000000000
2003-01-01	0.0000000000
2003-04-01	0.0000000000
2003-07-01	0.0000000000
2003-10-01	0.0000000000
2004-01-01	11736000.0000000000
2004-04-01	5999000.0000000000
2004-07-01	-356247000.0000000000
2004-10-01	6577000.0000000000
2005-01-01	13167000.0000000000
2005-04-01	94642000.0000000000
2005-07-01	29315000.0000000000
2005-10-01	-85640000.0000000000
2006-01-01	2802000.0000000000
2006-04-01	7670000.0000000000
2006-07-01	-784000.0000000000
2006-10-01	55166000.0000000000
2007-01-01	0.0000000000
2007-04-01	0.0000000000
2007-07-01	0.0000000000
2007-10-01	0.0000000000
2008-01-01	6764000.0000000000
2008-04-01	-39057000.0000000000
2008-07-01	628000.0000000000
2008-10-01	-4035000.0000000000
2009-01-01	12588800.0000000000
2009-04-01	-766800.0000000000
2009-07-01	892900.0000000000
2009-10-01	41428100.0000000000
2010-01-01	-7241703.8600000000
2010-04-01	3135284.0999999996
2010-07-01	14872318.3799999990
2010-10-01	3341796.2500000000
2011-01-01	11255347.7500000000
2011-04-01	16741177.6600000020
2011-07-01	-11004096.4300000000
2011-10-01	522895.4100000000
2012-01-01	932139.2700000000
2012-04-01	8119695.8299999990
2012-07-01	9119208.4500000010
2012-10-01	8011644.0800000000
2013-01-01	7460381.0100000000
2013-04-01	2507612.6700000000
2013-07-01	8958251.2900000000
2013-10-01	4338908.6499999990
2014-01-01	7897751.4600000000
2014-04-01	14598555.6300000000
2014-07-01	27245379.0800000000
2014-10-01	19516421.7500000000
2015-01-01	13670896.3000000000
2015-04-01	40835076.8099999950
2015-07-01	23226992.0700000000
2015-10-01	913493.6400000000
2016-01-01	17516611.0999999980
2016-04-01	25042973.9300000000
2016-07-01	29143984.5099999980
2016-10-01	6349850.0900000010
2017-01-01	36555756.7200000000
2017-04-01	20348606.3600000030
2017-07-01	20660262.6500000000
2017-10-01	10595786.4200000000
2018-01-01	45684370.1100000100
2018-04-01	24427958.1500000000
2018-07-01	21310754.8100000000