Quarter	US Dollars, Sum Over Component Sub-periods
1992-01-01	3698000000
1992-04-01	2111000000
1992-07-01	3397000000
1992-10-01	2128000000
1993-01-01	2957000000
1993-04-01	912000000
1993-07-01	2452000000
1993-10-01	1219000000
1994-01-01	3920000000
1994-04-01	1482000000
1994-07-01	1890000000
1994-10-01	2676000000
1995-01-01	3422000000
1995-04-01	212000000
1995-07-01	1190000000
1995-10-01	137000000
1996-01-01	3296000000
1996-04-01	144000000
1996-07-01	999000000
1996-10-01	210000000
1997-01-01	2621000000
1997-04-01	-96000000
1997-07-01	894000000
1997-10-01	603000000
1998-01-01	2739000000
1998-04-01	374000000
1998-07-01	1107000000
1998-10-01	919000000
1999-01-01	3262000000
1999-04-01	582000000
1999-07-01	1491000000
1999-10-01	887000000
2000-01-01	3281000000
2000-04-01	581000000
2000-07-01	1511000000
2000-10-01	1262000000
2001-01-01	3293000000
2001-04-01	623000000
2001-07-01	1475000000
2001-10-01	1032000000
2002-01-01	3533000000
2002-04-01	496000000
2002-07-01	1731000000
2002-10-01	1385000000
2003-01-01	4501000000
2003-04-01	1015000000
2003-07-01	1562000000
2003-10-01	1648000000
2004-01-01	5386000000
2004-04-01	1088000000
2004-07-01	1759000000
2004-10-01	1827000000
2005-01-01	6305000000
2005-04-01	1245000000
2005-07-01	1705000000
2005-10-01	2600000000
2006-01-01	5731000000
2006-04-01	1860000000
2006-07-01	1709000000
2006-10-01	2753000000
2007-01-01	6714000000
2007-04-01	2077000000
2007-07-01	2513000000
2007-10-01	3873000000
2008-01-01	9410000000
2008-04-01	3035000000
2008-07-01	3581000000
2008-10-01	4775000000
2009-01-01	7350000000
2009-04-01	2158000000
2009-07-01	2685000000
2009-10-01	5269000000
2010-01-01	8105000000
2010-04-01	2379000000
2010-07-01	2580000000
2010-10-01	4684000000
2011-01-01	7918000000
2011-04-01	2964000000
2011-07-01	3087000000
2011-10-01	4846000000
2012-01-01	7708000000
2012-04-01	2460000000
2012-07-01	3305000000
2012-10-01	4749000000
2013-01-01	8744000000
2013-04-01	2907000000
2013-07-01	3909000000
2013-10-01	4901000000
2014-01-01	7669000000