Quarter	US Dollars, Sum Over Component Sub-periods, Seasonally Adjusted
1998-01-01	6600000000
1998-04-01	6000000000
1998-07-01	5300000000
1998-10-01	6100000000
1999-01-01	5600000000
1999-04-01	6200000000
1999-07-01	6500000000
1999-10-01	7900000000
2000-01-01	7500000000
2000-04-01	7100000000
2000-07-01	9500000000
2000-10-01	6400000000
2001-01-01	8200000000
2001-04-01	8600000000
2001-07-01	8600000000
2001-10-01	7900000000
2002-01-01	9000000000
2002-04-01	10500000000
2002-07-01	10500000000
2002-10-01	9800000000
2003-01-01	11200000000
2003-04-01	9600000000
2003-07-01	11900000000
2003-10-01	14100000000
2004-01-01	15900000000
2004-04-01	14900000000
2004-07-01	16100000000
2004-10-01	18000000000
2005-01-01	17600000000
2005-04-01	19100000000
2005-07-01	19100000000
2005-10-01	18600000000
2006-01-01	19300000000
2006-04-01	23600000000
2006-07-01	22900000000
2006-10-01	26100000000
2007-01-01	29100000000
2007-04-01	30200000000
2007-07-01	31300000000
2007-10-01	31600000000
2008-01-01	37200000000
2008-04-01	38900000000
2008-07-01	36900000000
2008-10-01	34100000000
2009-01-01	29600000000
2009-04-01	28700000000
2009-07-01	34500000000
2009-10-01	36700000000
2010-01-01	36600000000
2010-04-01	41300000000
2010-07-01	41600000000
2010-10-01	42700000000
2011-01-01	53500000000
2011-04-01	44200000000
2011-07-01	44200000000
2011-10-01	44300000000
2012-01-01	46600000000
2012-04-01	48300000000
2012-07-01	46800000000
2012-10-01	49900000000