Quarter	US Dollars, sum over component sub-periods
1995-01-01	2569661870.000000
1995-04-01	2982447149.000000
1995-07-01	3079848343.000000
1995-10-01	2973272037.000000
1996-01-01	2587775401.000000
1996-04-01	2898099091.000000
1996-07-01	3644403236.000000
1996-10-01	3776573718.000000
1997-01-01	3384972093.000000
1997-04-01	4005193394.000000
1997-07-01	4434952988.000000
1997-10-01	4724443934.000000
1998-01-01	4040159056.000000
1998-04-01	3967962597.000000
1998-07-01	4746880973.000000
1998-10-01	4448363140.000000
1999-01-01	2802923112.000000
1999-04-01	3198320593.000000
1999-07-01	3460007292.000000
1999-10-01	3967431090.000000
2000-01-01	3334080730.000000
2000-04-01	3803142602.000000
2000-07-01	4249514445.000000
2000-10-01	4591141627.000000
2001-01-01	4150057073.000000
2001-04-01	4298193099.000000
2001-07-01	3845876295.000000
2001-10-01	4091282569.000000
2002-01-01	3561507946.000000
2002-04-01	3532765826.000000
2002-07-01	3385834872.000000
2002-10-01	3403346852.000000
2003-01-01	3232205727.000000
2003-04-01	3665385570.000000
2003-07-01	3753689082.000000
2003-10-01	4041986948.000000
2004-01-01	3573794128.000000
2004-04-01	3900300405.000000
2004-07-01	4048894983.000000
2004-10-01	4884708776.000000
2005-01-01	4854403891.000000
2005-04-01	5679922125.000000
2005-07-01	5839390931.000000
2005-10-01	6806661497.000000
2006-01-01	6180877796.000000
2006-04-01	6537322574.000000
2006-07-01	7381989955.000000
2006-10-01	7689245699.000000
2007-01-01	8196326673.000000
2007-04-01	8231318346.000000
2007-07-01	9086007962.000000
2007-10-01	10326403240.000000
2008-01-01	10276707030.000000
2008-04-01	11440228050.000000
2008-07-01	12686965410.000000
2008-10-01	11342000470.000000
2009-01-01	9325877931.000000
2009-04-01	10941601010.000000
2009-07-01	12008322900.000000
2009-10-01	13384926970.000000
2010-01-01	13326798700.000000
2010-04-01	14251610580.000000
2010-07-01	15730733750.000000
2010-10-01	17518639690.000000
2011-01-01	16397651419.999998
2011-04-01	18826309560.000000
2011-07-01	19359179530.000000
2011-10-01	19565387290.000000
2012-01-01	18930644200.000000
2012-04-01	19669751340.000000
2012-07-01	19073644720.000000
2012-10-01	21310320590.000000
2013-01-01	19922207240.000000
2013-04-01	20738999090.000000
2013-07-01	21311354100.000000
2013-10-01	22410098780.000000
2014-01-01	20171526340.000000
2014-04-01	22160097950.000000
2014-07-01	23441071260.000000
2014-10-01	22299444530.000000
2015-01-01	19037122650.000000
2015-04-01	18540412860.000000
2015-07-01	17110569240.000000
2015-10-01	16035262000.000000
2016-01-01	14486391980.000000
2016-04-01	16515374769.999998
2016-07-01	15661002180.000000
2016-10-01	17084301049.999998
2017-01-01	16535168000.000002
2017-04-01	16524373469.999998
2017-07-01	16945043170.000000
2017-10-01	18324222810.000000
2018-01-01	17402584500.000000
2018-04-01	16583902230.000000
2018-07-01	16244636230.000000