Quarter	US Dollars, Sum Over Component Sub-periods
1990-01-01	2255040000
1990-04-01	2444740000
1990-07-01	2710410000
1990-10-01	2681840000
1991-01-01	2597530000
1991-04-01	2458010000
1991-07-01	2662030000
1991-10-01	2589640000
1992-01-01	2526330000
1992-04-01	2683020000
1992-07-01	2936990000
1992-10-01	2768740000
1993-01-01	2601560000
1993-04-01	2684860000
1993-07-01	2708860000
1993-10-01	2608630000
1994-01-01	2606640000
1994-04-01	2914460000
1994-07-01	3210270000
1994-10-01	3097150000
1995-01-01	2923250000
1995-04-01	3302240000
1995-07-01	3525850000
1995-10-01	3471110000
1996-01-01	3249890000
1996-04-01	3427190000
1996-07-01	3535750000
1996-10-01	3633580000
1997-01-01	3372870000
1997-04-01	3557690000
1997-07-01	3777260000
1997-10-01	3434180000
1998-01-01	3431520000
1998-04-01	3949790000
1998-07-01	3959150000
1998-10-01	4287760000
1999-01-01	4468320000
1999-04-01	4407470000
1999-07-01	4886950000
1999-10-01	4595470000
2000-01-01	5192960000
2000-04-01	5510970000
2000-07-01	5806640000
2000-10-01	5558390000
2001-01-01	5672060000
2001-04-01	6002310000
2001-07-01	5923800000
2001-10-01	5913700000
2002-01-01	5998480000
2002-04-01	6149560000
2002-07-01	6537460000
2002-10-01	6464480000
2003-01-01	6486910000
2003-04-01	7023140000
2003-07-01	7176540000
2003-10-01	7213710000
2004-01-01	7555880000
2004-04-01	7621200000
2004-07-01	8775950000
2004-10-01	9354490000
2005-01-01	8915210000
2005-04-01	9006370000
2005-07-01	9643650000
2005-10-01	9694450000
2006-01-01	9611380000
2006-04-01	10918240000
2006-07-01	11967850000
2006-10-01	12761300000
2007-01-01	12175520000
2007-04-01	13162980000
2007-07-01	13903530000
2007-10-01	14886130000
2008-01-01	14914780000
2008-04-01	16960210000
2008-07-01	16225640000
2008-10-01	14445930000
2009-01-01	12027840000
2009-04-01	13020490000
2009-07-01	13583770000
2009-10-01	13718580000
2010-01-01	13114760000
2010-04-01	12973370000
2010-07-01	13491650000
2010-10-01	13803050000
2011-01-01	13934210000
2011-04-01	15258540000
2011-07-01	15276580000
2011-10-01	14743990000
2012-01-01	14336080000
2012-04-01	14558600000
2012-07-01	14414450000
2012-10-01	14122340000
2013-01-01	14469140000
2013-04-01	15208350000
2013-07-01	15408460000
2013-10-01	14974980000
2014-01-01	14858080000
2014-04-01	15704900000