Quarter	US Dollars, Sum Over Component Sub-periods
1990-01-01	1995410000.0000000
1990-04-01	2680830000.0000000
1990-07-01	4723520000.0000000
1990-10-01	2559800000.0000000
1991-01-01	2049440000.0000000
1991-04-01	2662370000.0000000
1991-07-01	4592690000.0000000
1991-10-01	2647760000.0000000
1992-01-01	1677750000.0000000
1992-04-01	2755790000.0000000
1992-07-01	5406170000.0000000
1992-10-01	2765520000.0000000
1993-01-01	1890390000.0000000
1993-04-01	2510480000.0000000
1993-07-01	4532600000.0000000
1993-10-01	2612290000.0000000
1994-01-01	2083860000.0000002
1994-04-01	3699070000.0000000
1994-07-01	5694840000.0000000
1994-10-01	3516820000.0000000
1995-01-01	2224410000.0000000
1995-04-01	4990930000.0000000
1995-07-01	6956550000.0000000
1995-10-01	3403840000.0000000
1996-01-01	3149550000.0000000
1996-04-01	4807190000.0000000
1996-07-01	7405490000.0000000
1996-10-01	3575390000.0000000
1997-01-01	2760170000.0000000
1997-04-01	4637490000.0000000
1997-07-01	7087620000.0000000
1997-10-01	3556910000.0000000
1998-01-01	2800620000.0000000
1998-04-01	5021120000.0000000
1998-07-01	7684190000.0000000
1998-10-01	4328450000.0000000
1999-01-01	3477140000.0000000
1999-04-01	5479500000.0000000
1999-07-01	7601710000.0000000
1999-10-01	3799330000.0000000
2000-01-01	2922970000.0000000
2000-04-01	5340920000.0000000
2000-07-01	7350390000.0000000
2000-10-01	3666270000.0000000
2001-01-01	3142680000.0000000
2001-04-01	5065970000.0000000
2001-07-01	8141180000.0000000
2001-10-01	4138970000.0000005
2002-01-01	3168620000.0000000
2002-04-01	5276420000.0000000
2002-07-01	8634650000.0000000
2002-10-01	4480790000.0000000
2003-01-01	3807890000.0000000
2003-04-01	7216420000.0000000
2003-07-01	10131750000.0000000
2003-10-01	5235470000.0000000
2004-01-01	3912010000.0000000
2004-04-01	6517190000.0000000
2004-07-01	10634980000.0000000
2004-10-01	5853050000.0000000
2005-01-01	4497210000.0000000
2005-04-01	7101760000.0000000
2005-07-01	10749910000.0000000
2005-10-01	5173640000.0000000
2006-01-01	3639200000.0000000
2006-04-01	7135360000.0000000
2006-07-01	11549050000.0000000
2006-10-01	5767850000.0000000
2007-01-01	4252180000.0000005
2007-04-01	7336810000.0000000
2007-07-01	13755130000.0000000
2007-10-01	6319250000.0000000
2008-01-01	5466650000.0000000
2008-04-01	10500410000.0000000
2008-07-01	15660460000.0000000
2008-10-01	6535380000.0000000
2009-01-01	5302170000.0000000
2009-04-01	9134680000.0000000
2009-07-01	13661200000.0000000
2009-10-01	6938110000.0000000
2010-01-01	5646620000.0000000
2010-04-01	8851720000.0000000
2010-07-01	14321680000.0000000
2010-10-01	8024140000.0000000
2011-01-01	6817020000.0000000
2011-04-01	13464970000.0000000
2011-07-01	18788710000.0000000
2011-10-01	10284310000.0000000
2012-01-01	7992610000.0000000
2012-04-01	12097410000.0000000
2012-07-01	18339920000.0000000
2012-10-01	9563950000.0000000
2013-01-01	8939420000.0000000
2013-04-01	12923070000.0000000
2013-07-01	20275770000.0000000
2013-10-01	12104340000.0000000
2014-01-01	10217310000.0000000
2014-04-01	14914970000.0000000