Quarter	US Dollars, sum over component sub-periods
1995-01-01	12272649830.000000
1995-04-01	13911120440.000000
1995-07-01	12405068030.000000
1995-10-01	12398269400.000000
1996-01-01	11002451860.000000
1996-04-01	12742594030.000000
1996-07-01	14465664370.000000
1996-10-01	16136557300.000000
1997-01-01	11742213020.000000
1997-04-01	15731899240.000000
1997-07-01	16854488829.999998
1997-10-01	16471959859.999998
1998-01-01	14021271810.000000
1998-04-01	14338910560.000000
1998-07-01	15561623830.000000
1998-10-01	14919883430.000000
1999-01-01	11158927770.000000
1999-04-01	12492568360.000000
1999-07-01	13013231640.000000
1999-10-01	13714810870.000000
2000-01-01	12339824630.000000
2000-04-01	13572203930.000000
2000-07-01	15638205000.000000
2000-10-01	15385762670.000000
2001-01-01	14755879180.000000
2001-04-01	14815467020.000000
2001-07-01	14398494440.000000
2001-10-01	12759955220.000000
2002-01-01	11144553870.000000
2002-04-01	11892031100.000000
2002-07-01	13483870050.000000
2002-10-01	11856824380.000000
2003-01-01	11502847560.000000
2003-04-01	11627000210.000000
2003-07-01	12665370820.000000
2003-10-01	13567664980.000000
2004-01-01	13580841210.000000
2004-04-01	15265944480.000000
2004-07-01	17178829620.000000
2004-10-01	17879198040.000000
2005-01-01	16450346099.999998
2005-04-01	18181120770.000000
2005-07-01	20364849940.000000
2005-10-01	19828348700.000000
2006-01-01	20461542700.000000
2006-04-01	21727945750.000000
2006-07-01	25551918450.000000
2006-10-01	24947729560.000000
2007-01-01	25646171420.000000
2007-04-01	27752018880.000000
2007-07-01	33425190179.999996
2007-10-01	35360713730.000000
2008-01-01	36326241090.000000
2008-04-01	43821148720.000000
2008-07-01	52228857530.000000
2008-10-01	42199505610.000000
2009-01-01	28452749940.000000
2009-04-01	28066021220.000000
2009-07-01	34821788340.000000
2009-10-01	37310929460.000000
2010-01-01	38573153440.000000
2010-04-01	43245640710.000000
2010-07-01	51198060390.000000
2010-10-01	49816252900.000000
2011-01-01	48493726350.000000
2011-04-01	57698774120.000000
2011-07-01	61988716450.000000
2011-10-01	59699565960.000000
2012-01-01	53061817340.000000
2012-04-01	57942496440.000000
2012-07-01	55163575570.000000
2012-10-01	58695728770.000000
2013-01-01	56381829880.000000
2013-04-01	61904372020.000000
2013-07-01	62177894640.000000
2013-10-01	60724607650.000000
2014-01-01	55739418860.000000
2014-04-01	57789210220.000000
2014-07-01	61782684590.000000
2014-10-01	55415691370.000000
2015-01-01	48347298290.000000
2015-04-01	44264892820.000000
2015-07-01	42192722520.000000
2015-10-01	37617280640.000000
2016-01-01	32608151950.000000
2016-04-01	34861413320.000000
2016-07-01	37073003660.000000
2016-10-01	34873373590.000000
2017-01-01	36531587470.000000
2017-04-01	35998679190.000000
2017-07-01	40469955690.000000
2017-10-01	40214284370.000000
2018-01-01	43243899960.000000
2018-04-01	42654051260.000000
2018-07-01	52480968760.000000