Quarter	US Dollars, Sum Over Component Sub-periods
1979-01-01	0
1979-04-01	3000000
1979-07-01	3000000
1979-10-01	-2000000
1980-01-01	1000000
1980-04-01	0
1980-07-01	-1000000
1980-10-01	1000000
1981-01-01	-1000000
1981-04-01	0
1981-07-01	1000000
1981-10-01	-4000000
1982-01-01	0
1982-04-01	-2000000
1982-07-01	-2000000
1982-10-01	0
1983-01-01	-2000000
1983-04-01	0
1983-07-01	-3000000
1983-10-01	-4000000
1984-01-01	0
1984-04-01	-2000000
1984-07-01	-2000000
1984-10-01	-1000000
1985-01-01	-2000000
1985-04-01	-2000000
1985-07-01	1000000
1985-10-01	0
1986-01-01	0
1986-04-01	0
1986-07-01	0
1986-10-01	1000000
1987-01-01	0
1987-04-01	0
1987-07-01	0
1987-10-01	0
1988-01-01	0
1988-04-01	0
1988-07-01	0
1988-10-01	0
1989-01-01	0
1989-04-01	0
1989-07-01	-30000000
1989-10-01	0
1990-01-01	-107000000
1990-04-01	0
1990-07-01	0
1990-10-01	0
1991-01-01	0
1991-04-01	0
1991-07-01	0
1991-10-01	0
1992-01-01	0
1992-04-01	0
1992-07-01	0
1992-10-01	0
1993-01-01	-308000000
1993-04-01	-66000000
1993-07-01	-132000000
1993-10-01	-98000000
1994-01-01	18000000
1994-04-01	-2929000000
1994-07-01	-121000000
1994-10-01	-373000000
1995-01-01	-293000000
1995-04-01	-209000000
1995-07-01	-101000000
1995-10-01	-553000000
1996-01-01	-208000000
1996-04-01	-63000000
1996-07-01	-95000000
1996-10-01	-37000000
1997-01-01	-61000000
1997-04-01	477000000
1997-07-01	34000000
1997-10-01	1257000000
1998-01-01	3000000
1998-04-01	-74000000
1998-07-01	-1061000000
1998-10-01	674000000
1999-01-01	-454000000
1999-04-01	857000000
1999-07-01	128000000
1999-10-01	-272000000
2000-01-01	-141000000
2000-04-01	-117000000
2000-07-01	-1580000000
2000-10-01	142000000
2001-01-01	-398000000
2001-04-01	78000000
2001-07-01	-480000000
2001-10-01	5000000
2002-01-01	-213000000
2002-04-01	-119000000
2002-07-01	-55000000
2002-10-01	65000000
2003-01-01	-81000000
2003-04-01	-13000000
2003-07-01	93000000
2003-10-01	180000000
2004-01-01	-69000000
2004-04-01	-475000000
2004-07-01	-19000000
2004-10-01	-192000000
2005-01-01	-33000000
2005-04-01	-1011000000
2005-07-01	-452000000
2005-10-01	-275000000
2006-01-01	376000000
2006-04-01	659000000
2006-07-01	-397000000
2006-10-01	-631000000
2007-01-01	367000000
2007-04-01	-419000000
2007-07-01	-275000000
2007-10-01	612000000
2008-01-01	-544000000
2008-04-01	554000000
2008-07-01	110000000
2008-10-01	1780000000
2009-01-01	612000000
2009-04-01	-1478000000
2009-07-01	-275000000
2009-10-01	5265000000
2010-01-01	-1116000000
2010-04-01	740000000
2010-07-01	-310000000
2010-10-01	-4098000000
2011-01-01	7569000000
2011-04-01	5142000000
2011-07-01	2179000000
2011-10-01	1968000000
2012-01-01	-5588000000
2012-04-01	445000000
2012-07-01	-1456000000
2012-10-01	-1165000000
2013-01-01	-1336000000
2013-04-01	-4180000000
2013-07-01	-1884000000
2013-10-01	-1574000000
2014-01-01	-838000000
2014-04-01	-1919000000
2014-07-01	-1029000000
2014-10-01	947000000