Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	814000000
1980-04-01	898000000
1980-07-01	944000000
1980-10-01	1082000000
1981-01-01	893000000
1981-04-01	1080000000
1981-07-01	1079000000
1981-10-01	1055000000
1982-01-01	927000000
1982-04-01	1004000000
1982-07-01	1085000000
1982-10-01	971000000
1983-01-01	886000000
1983-04-01	1079000000
1983-07-01	887000000
1983-10-01	1137000000
1984-01-01	949000000
1984-04-01	956000000
1984-07-01	1018000000
1984-10-01	1112000000
1985-01-01	879000000
1985-04-01	882000000
1985-07-01	898000000
1985-10-01	956000000
1986-01-01	937000000
1986-04-01	1010000000
1986-07-01	1017000000
1986-10-01	1127000000
1987-01-01	1105000000
1987-04-01	1115000000
1987-07-01	1188000000
1987-10-01	1380000000
1988-01-01	1365000000
1988-04-01	1483000000
1988-07-01	1640000000
1988-10-01	1722000000
1989-01-01	1813000000
1989-04-01	2066000000
1989-07-01	2247000000
1989-10-01	2449000000
1990-01-01	2409000000
1990-04-01	2500000000
1990-07-01	2567000000
1990-10-01	2866000000
1991-01-01	2705000000
1991-04-01	2927000000
1991-07-01	3287000000
1991-10-01	3353000000
1992-01-01	3254000000
1992-04-01	3350000000
1992-07-01	3492000000
1992-10-01	3583000000
1993-01-01	3488000000
1993-04-01	3599000000
1993-07-01	3876000000
1993-10-01	4215000000
1994-01-01	4174000000
1994-04-01	4420000000
1994-07-01	4917000000
1994-10-01	5202000000
1995-01-01	5941000000
1995-04-01	6319000000
1995-07-01	6912000000
1995-10-01	6790000000
1996-01-01	7151000000
1996-04-01	7292000000
1996-07-01	7500000000
1996-10-01	7839000000
1997-01-01	7478000000
1997-04-01	7659000000
1997-07-01	8112000000
1997-10-01	6396000000
1998-01-01	5394000000
1998-04-01	6001000000
1998-07-01	6440000000
1998-10-01	6815000000
1999-01-01	6273000000
1999-04-01	6659000000
1999-07-01	6616000000
1999-10-01	7753000000
2000-01-01	7790000000
2000-04-01	8296000000
2000-07-01	8785000000
2000-10-01	8706000000
2001-01-01	7725000000
2001-04-01	8164000000
2001-07-01	8745000000
2001-10-01	8535000000
2002-01-01	8491000000
2002-04-01	8776000000
2002-07-01	10067000000
2002-10-01	9665000000
2003-01-01	9779000000
2003-04-01	9340000000
2003-07-01	10907000000
2003-10-01	10741000000
2004-01-01	11475000000
2004-04-01	11395000000
2004-07-01	13052000000
2004-10-01	14577000000
2005-01-01	14416000000
2005-04-01	14482000000
2005-07-01	15556000000
2005-10-01	15242000000
2006-01-01	16998000000
2006-04-01	16508000000
2006-07-01	18148000000
2006-10-01	18519000000
2007-01-01	20564000000
2007-04-01	20135000000
2007-07-01	21404000000
2007-10-01	22859000000
2008-01-01	23863000000
2008-04-01	24841000000
2008-07-01	26521000000
2008-10-01	21144000000
2009-01-01	17667000000
2009-04-01	18571000000
2009-07-01	20559000000
2009-10-01	23424000000
2010-01-01	23002000000
2010-04-01	22509000000
2010-07-01	23554000000
2010-10-01	26843000000
2011-01-01	24434000000
2011-04-01	24689000000
2011-07-01	25663000000
2011-10-01	26321000000
2012-01-01	26246000000
2012-04-01	24982000000
2012-07-01	26491000000
2012-10-01	28107000000
2013-01-01	27171000000
2013-04-01	24840000000
2013-07-01	26080000000
2013-10-01	28905000000