Quarter	US Dollars, Sum Over Component Sub-periods, Seasonally Adjusted
1998-01-01	13000000000
1998-04-01	8300000000
1998-07-01	3500000000
1998-10-01	6700000000
1999-01-01	3300000000
1999-04-01	4600000000
1999-07-01	8300000000
1999-10-01	4900000000
2000-01-01	5400000000
2000-04-01	6900000000
2000-07-01	5500000000
2000-10-01	2700000000
2001-01-01	7900000000
2001-04-01	3500000000
2001-07-01	5000000000
2001-10-01	1000000000
2002-01-01	11600000000
2002-04-01	9400000000
2002-07-01	8100000000
2002-10-01	6200000000
2003-01-01	7500000000
2003-04-01	12700000000
2003-07-01	10700000000
2003-10-01	12200000000
2004-01-01	10100000000
2004-04-01	10700000000
2004-07-01	19300000000
2004-10-01	28800000000
2005-01-01	32700000000
2005-04-01	34700000000
2005-07-01	34400000000
2005-10-01	30600000000
2006-01-01	44900000000
2006-04-01	53800000000
2006-07-01	60600000000
2006-10-01	72500000000
2007-01-01	79900000000
2007-04-01	94900000000
2007-07-01	97600000000
2007-10-01	80800000000
2008-01-01	97900000000
2008-04-01	106800000000
2008-07-01	107400000000
2008-10-01	108400000000
2009-01-01	86500000000
2009-04-01	52100000000
2009-07-01	39800000000
2009-10-01	64900000000
2010-01-01	47600000000
2010-04-01	54400000000
2010-07-01	73500000000
2010-10-01	62300000000
2011-01-01	26600000000
2011-04-01	50700000000
2011-07-01	31200000000
2011-10-01	27500000000
2012-01-01	49300000000
2012-04-01	58100000000
2012-07-01	59300000000
2012-10-01	26400000000
2013-01-01	74000000000
2013-04-01	54200000000