Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	2108300000.0000002
1980-04-01	1829000000.0000000
1980-07-01	181500000.0000000
1980-10-01	964300000.0000000
1981-01-01	2605400000.0000000
1981-04-01	1091700000.0000000
1981-07-01	1530300000.0000000
1981-10-01	-586800000.0000000
1982-01-01	1491300000.0000000
1982-04-01	683700000.0000000
1982-07-01	915500000.0000000
1982-10-01	921300000.0000000
1983-01-01	2144800000.0000002
1983-04-01	738700000.0000000
1983-07-01	168900000.0000000
1983-10-01	-86800000.0000000
1984-01-01	1263400000.0000000
1984-04-01	238500000.0000000
1984-07-01	216300000.0000000
1984-10-01	-843200000.0000000
1985-01-01	2078500000.0000000
1985-04-01	860900000.0000000
1985-07-01	-379400000.0000000
1985-10-01	144400000.0000000
1986-01-01	593100000.0000000
1986-04-01	-736000000.0000000
1986-07-01	-2125300000.0000002
1986-10-01	-1463100000.0000000
1987-01-01	-2064199999.9999998
1987-04-01	-2665700000.0000000
1987-07-01	-3623500000.0000000
1987-10-01	-4230600000.0000005
1988-01-01	-6599400000.0000000
1988-04-01	-5645600000.0000000
1988-07-01	-6613900000.0000000
1988-10-01	-4155899999.9999995
1989-01-01	-4617400000.0000000
1989-04-01	-4074000000.0000000
1989-07-01	-1828400000.0000000
1989-10-01	1396100000.0000000
1990-01-01	2126199999.9999998
1990-04-01	-480900000.0000000
1990-07-01	-1108400000.0000000
1990-10-01	3872600000.0000000
1991-01-01	4772800000.0000000
1991-04-01	1169100000.0000000
1991-07-01	1217900000.0000000
1991-10-01	716700000.0000000
1992-01-01	195300000.0000000
1992-04-01	15800000.0000000
1992-07-01	-939800000.0000000
1992-10-01	-1905200000.0000000
1993-01-01	-1503700000.0000000
1993-04-01	-381600000.0000000
1993-07-01	-1173700000.0000000
1993-10-01	-2259700000.0000000
1994-01-01	1455000000.0000000
1994-04-01	510700000.0000000
1994-07-01	1300300000.0000000
1994-10-01	-2664500000.0000000
1995-01-01	3584900000.0000000
1995-04-01	1279600000.0000000
1995-07-01	-1787900000.0000000
1995-10-01	-885700000.0000000
1996-01-01	3642100000.0000000
1996-04-01	2555800000.0000000
1996-07-01	9472300000.0000000
1996-10-01	4829200000.0000000
1997-01-01	10602300000.0000000
1997-04-01	-1503300000.0000000
1997-07-01	5534900000.0000000
1997-10-01	10575800000.0000000
1998-01-01	-20033000000.0000000
1998-04-01	-20266800000.0000000
1998-07-01	-14451500000.0000000
1998-10-01	-11961600000.0000000
1999-01-01	-12581500000.0000000
1999-04-01	-9984900000.0000000
1999-07-01	-8639100000.0000000
1999-10-01	-12084700000.0000000
2000-01-01	-11684800000.0000000
2000-04-01	-9698600000.0000000
2000-07-01	-8370500000.0000000
2000-10-01	-7400300000.0000000
2001-01-01	-3735900000.0000000
2001-04-01	-2888700000.0000000
2001-07-01	-6223000000.0000000
2001-10-01	-5814300000.0000000
2002-01-01	-3358300000.0000000
2002-04-01	-4052600000.0000000
2002-07-01	-6703300000.0000000
2002-10-01	-4695000000.0000000
2003-01-01	-1283600000.0000000
2003-04-01	-8853300000.0000000
2003-07-01	-15065300000.0000000
2003-10-01	-16994599999.9999980
2004-01-01	-14414100000.0000000
2004-04-01	-15959800000.0000000
2004-07-01	-15221700000.0000000
2004-10-01	-28581500000.0000000
2005-01-01	-14412100000.0000000
2005-04-01	-4699500000.0000000
2005-07-01	-7398600000.0000000
2005-10-01	-12825000000.0000000
2006-01-01	-6132600000.0000000
2006-04-01	-7228300000.0000000
2006-07-01	-7799000000.0000000
2006-10-01	-15104400000.0000000
2007-01-01	-5077700000.0000000
2007-04-01	-8525500000.0000000
2007-07-01	-15000900000.0000000
2007-10-01	-10400900000.0000000
2008-01-01	5803800000.0000000
2008-04-01	6262200000.0000000
2008-07-01	14954300000.0000000
2008-10-01	28672200000.0000000
2009-01-01	-13385700000.0000000
2009-04-01	-32478600000.0000000
2009-07-01	-30469800000.0000000
2009-10-01	-26983500000.0000000
2010-01-01	-7825000000.0000000
2010-04-01	-14354800000.0000000
2010-07-01	-19481800000.0000000
2010-10-01	-12787500000.0000000
2011-01-01	-2619100000.0000000
2011-04-01	-6365900000.0000000
2011-07-01	-3965100000.0000000
2011-10-01	-27780700000.0000000
2012-01-01	-8763500000.0000000
2012-04-01	-6935200000.0000000
2012-07-01	-20981300000.0000000
2012-10-01	-27334600000.0000000
2013-01-01	-14832200000.0000000
2013-04-01	-15046800000.0000000
2013-07-01	-26221500000.0000000
2013-10-01	-31231500000.0000000