Quarter	US Dollars, Sum Over Component Sub-periods, Seasonally Adjusted
1997-01-01	4942373610.387350
1997-04-01	13262307073.208000
1997-07-01	15833546000.310100
1997-10-01	18779004073.385100
1998-01-01	3043289466.657190
1998-04-01	9669780653.481910
1998-07-01	6469776832.810190
1998-10-01	1294260465.037310
1999-01-01	-7875477063.533640
1999-04-01	1614766802.874450
1999-07-01	-10093330536.912800
1999-10-01	-21462376751.427100
2000-01-01	-18841938987.066800
2000-04-01	-20825550989.914100
2000-07-01	-27245534235.021200
2000-10-01	-27554924352.211500
2001-01-01	-15357527295.094600
2001-04-01	-9782133807.124340
2001-07-01	-4167533355.124360
2001-10-01	5737744073.565420
2002-01-01	10336333352.814000
2002-04-01	6217583226.043770
2002-07-01	17041676230.448900
2002-10-01	11638043152.032500
2003-01-01	188942565.754160
2003-04-01	2501230547.877780
2003-07-01	10983077558.065400
2003-10-01	12766539742.979500
2004-01-01	25291911488.936100
2004-04-01	18434373870.073500
2004-07-01	11494538637.104700
2004-10-01	19622608920.937900
2005-01-01	6809068274.144930
2005-04-01	2909640070.475710
2005-07-01	1475609756.097560
2005-10-01	-386536631.779258
2006-01-01	-8203688853.247790
2006-04-01	-12287066906.866600
2006-07-01	-5647703615.583970
2006-10-01	5626451113.595320
2007-01-01	17089852285.639400
2007-04-01	3123483418.711240
2007-07-01	714940421.631531
2007-10-01	-10002898130.705700
2008-01-01	-40288154214.942100
2008-04-01	-49430877375.683400
2008-07-01	-69505648305.508300
2008-10-01	-49211977935.382200
2009-01-01	-22687020252.396000
2009-04-01	-8381752156.150700
2009-07-01	1818051780.861110
2009-10-01	1860694068.422350
2010-01-01	5240313653.136530
2010-04-01	-7352280909.822530
2010-07-01	4889070779.304700
2010-10-01	-5072162149.934400
2011-01-01	1097844415.075420
2011-04-01	-8398100172.711570
2011-07-01	1588459547.230200
2011-10-01	17239288601.455100
2012-01-01	28351547473.334500
2012-04-01	34070100448.813800
2012-07-01	37815641293.013600
2012-10-01	51744679010.209400