Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	5157000000
1980-04-01	5360000000
1980-07-01	5654000000
1980-10-01	6078000000
1981-01-01	5793000000
1981-04-01	6402000000
1981-07-01	6285000000
1981-10-01	6600000000
1982-01-01	5520000000
1982-04-01	6098000000
1982-07-01	6244000000
1982-10-01	6445000000
1983-01-01	6065000000
1983-04-01	6153000000
1983-07-01	6138000000
1983-10-01	7186000000
1984-01-01	6643000000
1984-04-01	7167000000
1984-07-01	7206000000
1984-10-01	6941000000
1985-01-01	6430000000
1985-04-01	6777000000
1985-07-01	6453000000
1985-10-01	7213000000
1986-01-01	7062000000
1986-04-01	7398000000
1986-07-01	7416000000
1986-10-01	8094000000
1987-01-01	7974000000
1987-04-01	10039000000
1987-07-01	10136000000
1987-10-01	11105000000
1988-01-01	10833000000
1988-04-01	12109000000
1988-07-01	12743000000
1988-10-01	13084000000
1989-01-01	13097000000
1989-04-01	14203000000
1989-07-01	14777000000
1989-10-01	15463000000
1990-01-01	15102000000
1990-04-01	15949000000
1990-07-01	16141000000
1990-10-01	19007000000
1991-01-01	18706000000
1991-04-01	19643000000
1991-07-01	19057000000
1991-10-01	20086000000
1992-01-01	19730000000
1992-04-01	20293000000
1992-07-01	18678000000
1992-10-01	19431000000
1993-01-01	19060000000
1993-04-01	20427000000
1993-07-01	19912000000
1993-10-01	20634000000
1994-01-01	21595000000
1994-04-01	23765000000
1994-07-01	24651000000
1994-10-01	28082000000
1995-01-01	29159000000
1995-04-01	33440000000
1995-07-01	32861000000
1995-10-01	33938000000
1996-01-01	34376000000
1996-04-01	36099000000
1996-07-01	35714000000
1996-10-01	38939000000
1997-01-01	36520000000
1997-04-01	36858000000
1997-07-01	34958000000
1997-10-01	33747000000
1998-01-01	23004000000
1998-04-01	22978000000
1998-07-01	20894000000
1998-10-01	23799000000
1999-01-01	24736000000
1999-04-01	27752000000
1999-07-01	29563000000
1999-10-01	34914000000
2000-01-01	39069000000
2000-04-01	39537000000
2000-07-01	40058000000
2000-10-01	40729000000
2001-01-01	37483000000
2001-04-01	33615000000
2001-07-01	33338000000
2001-10-01	33708000000
2002-01-01	32996000000
2002-04-01	36480000000
2002-07-01	38209000000
2002-10-01	41301000000
2003-01-01	43437000000
2003-04-01	40905000000
2003-07-01	42318000000
2003-10-01	49004000000
2004-01-01	51912000000
2004-04-01	54568000000
2004-07-01	53632000000
2004-10-01	60371000000
2005-01-01	59441000000
2005-04-01	62335000000
2005-07-01	65268000000
2005-10-01	69973000000
2006-01-01	71425000000
2006-04-01	75421000000
2006-07-01	79326000000
2006-10-01	78889000000
2007-01-01	81373000000
2007-04-01	86870000000
2007-07-01	84938000000
2007-10-01	99259000000
2008-01-01	104861000000
2008-04-01	113089000000
2008-07-01	120749000000
2008-10-01	90783000000
2009-01-01	70516000000
2009-04-01	73485000000
2009-07-01	84571000000
2009-10-01	91753000000
2010-01-01	96655000000
2010-04-01	104813000000
2010-07-01	105190000000
2010-10-01	114704000000
2011-01-01	122169000000
2011-04-01	134094000000
2011-07-01	133565000000
2011-10-01	130277000000
2012-01-01	132337000000
2012-04-01	129739000000
2012-07-01	124127000000
2012-10-01	128155000000
2013-01-01	127953000000
2013-04-01	126596000000
2013-07-01	124256000000
2013-10-01	131386000000