Quarter	US Dollars, Sum Over Component Sub-periods, Seasonally Adjusted
1998-01-01	13900000000
1998-04-01	14600000000
1998-07-01	11600000000
1998-10-01	6600000000
1999-01-01	7600000000
1999-04-01	6400000000
1999-07-01	10800000000
1999-10-01	11000000000
2000-01-01	8800000000
2000-04-01	10500000000
2000-07-01	7600000000
2000-10-01	7200000000
2001-01-01	9200000000
2001-04-01	7200000000
2001-07-01	8000000000
2001-10-01	8500000000
2002-01-01	13300000000
2002-04-01	11700000000
2002-07-01	9200000000
2002-10-01	8400000000
2003-01-01	8300000000
2003-04-01	11400000000
2003-07-01	9500000000
2003-10-01	13400000000
2004-01-01	4900000000
2004-04-01	10200000000
2004-07-01	17200000000
2004-10-01	25000000000
2005-01-01	33000000000
2005-04-01	33500000000
2005-07-01	35500000000
2005-10-01	30300000000
2006-01-01	44100000000
2006-04-01	51600000000
2006-07-01	56800000000
2006-10-01	62700000000
2007-01-01	72000000000
2007-04-01	84300000000
2007-07-01	82400000000
2007-10-01	74300000000
2008-01-01	74500000000
2008-04-01	82100000000
2008-07-01	95600000000
2008-10-01	105400000000
2009-01-01	95000000000
2009-04-01	53800000000
2009-07-01	44900000000
2009-10-01	53500000000
2010-01-01	58700000000
2010-04-01	64500000000
2010-07-01	67400000000
2010-10-01	62300000000
2011-01-01	54000000000
2011-04-01	69000000000
2011-07-01	67500000000
2011-10-01	53000000000
2012-01-01	57400000000
2012-04-01	91100000000
2012-07-01	83400000000
2012-10-01	90400000000
2013-01-01	104200000000
2013-04-01	89200000000