Quarter	US Dollars, sum over component sub-periods
1995-01-01	200987397.537421020
1995-04-01	17050096.999439500
1995-07-01	-15337615.028456400
1995-10-01	-124895748.642487000
1996-01-01	42071855.841648996
1996-04-01	-11128000.891788900
1996-07-01	-9533070.565726420
1996-10-01	-192771688.951361980
1997-01-01	29442677.430906698
1997-04-01	-190554178.783366020
1997-07-01	-59168884.353790600
1997-10-01	-184439104.727669000
1998-01-01	-102387342.136974990
1998-04-01	-153231921.957624000
1998-07-01	-260047476.268738030
1998-10-01	-190501226.512884000
1999-01-01	-146948472.422472000
1999-04-01	44086286.794545700
1999-07-01	62388603.097506000
1999-10-01	-320080380.590221000
2000-01-01	-347953432.072196000
2000-04-01	-223015274.756201000
2000-07-01	-99555500.873968800
2000-10-01	49418408.932286500
2001-01-01	-92778570.469835200
2001-04-01	162049286.267617000
2001-07-01	-163746517.409006000
2001-10-01	456230796.595394000
2002-01-01	-246140982.284598020
2002-04-01	241016441.102351000
2002-07-01	94877893.677372100
2002-10-01	-219102532.798183000
2003-01-01	256757688.207321000
2003-04-01	581623697.366784000
2003-07-01	705562574.944934000
2003-10-01	1003991331.028500000
2004-01-01	1004711135.832570000
2004-04-01	851405.082927581
2004-07-01	598815245.617488000
2004-10-01	1361786438.205930000
2005-01-01	812873584.899826000
2005-04-01	2967818566.858050000
2005-07-01	-107887217.173901000
2005-10-01	2139409614.922330100
2006-01-01	-1876838543.279890000
2006-04-01	860898482.838251000
2006-07-01	1555604778.967140000
2006-10-01	1994385509.831430000
2007-01-01	-3922502200.408130000
2007-04-01	-3941571170.231300400
2007-07-01	-7125102128.271390000
2007-10-01	-1419244391.278820000
2008-01-01	181322272.601326020
2008-04-01	1453747856.656240000
2008-07-01	-4790568393.363851000
2008-10-01	-760908840.039541000
2009-01-01	988741352.039546000
2009-04-01	626755938.815265900
2009-07-01	1571637840.145500000
2009-10-01	834607471.414214000
2010-01-01	-957006529.454749100
2010-04-01	623955786.111072100
2010-07-01	1299230985.011410000
2010-10-01	-1338134558.224920000
2011-01-01	555347040.556258000
2011-04-01	347685260.813948000
2011-07-01	-1820435543.180520000
2011-10-01	-55029342.367959400
2012-01-01	3367614486.389080000
2012-04-01	858022294.950042000
2012-07-01	3319041249.713540000
2012-10-01	834147479.707252000
2013-01-01	464020650.557436000
2013-04-01	-278877855.632880030
2013-07-01	351750531.782740000
2013-10-01	-526754157.031542060
2014-01-01	-511034725.793174000
2014-04-01	381323825.905724000
2014-07-01	1129259706.038980000
2014-10-01	1159505275.998450000
2015-01-01	903798911.312035000
2015-04-01	-255073120.866528000
2015-07-01	856501994.028580100
2015-10-01	-4954924145.551470000
2016-01-01	-1184200759.754460000
2016-04-01	-645024297.771387900
2016-07-01	419968080.289749000
2016-10-01	-235829950.520427000
2017-01-01	-355616533.579159000
2017-04-01	-695477603.771668000
2017-07-01	257707839.957104000
2017-10-01	-213367601.225232000
2018-01-01	745698060.832142000
2018-04-01	-5834050.486308499