Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	0
1980-04-01	0
1980-07-01	0
1980-10-01	0
1981-01-01	0
1981-04-01	0
1981-07-01	0
1981-10-01	0
1982-01-01	0
1982-04-01	0
1982-07-01	0
1982-10-01	0
1983-01-01	0
1983-04-01	0
1983-07-01	0
1983-10-01	0
1984-01-01	0
1984-04-01	0
1984-07-01	0
1984-10-01	0
1985-01-01	0
1985-04-01	0
1985-07-01	0
1985-10-01	0
1986-01-01	0
1986-04-01	0
1986-07-01	0
1986-10-01	0
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	0
1989-10-01	0
1990-01-01	0
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	0
1993-04-01	0
1993-07-01	0
1993-10-01	0
1994-01-01	0
1994-04-01	0
1994-07-01	0
1994-10-01	0
1995-01-01	-8000000
1995-04-01	-10000000
1995-07-01	-30000000
1995-10-01	-8000000
1996-01-01	10000000
1996-04-01	10000000
1996-07-01	34000000
1996-10-01	38000000
1997-01-01	-12000000
1997-04-01	27000000
1997-07-01	40000000
1997-10-01	35000000
1998-01-01	77000000
1998-04-01	108000000
1998-07-01	57000000
1998-10-01	-34000000
1999-01-01	0
1999-04-01	0
1999-07-01	0
1999-10-01	0
2000-01-01	0
2000-04-01	0
2000-07-01	0
2000-10-01	0
2001-01-01	0
2001-04-01	0
2001-07-01	0
2001-10-01	8000000
2002-01-01	12000000
2002-04-01	-2000000
2002-07-01	-11000000
2002-10-01	-10000000
2003-01-01	-7000000
2003-04-01	-9000000
2003-07-01	22000000
2003-10-01	7000000
2004-01-01	64000000
2004-04-01	4000000
2004-07-01	6000000
2004-10-01	-24000000
2005-01-01	33000000
2005-04-01	-3000000
2005-07-01	-6000000
2005-10-01	11000000
2006-01-01	-1000000
2006-04-01	-92000000
2006-07-01	-25000000
2006-10-01	30000000
2007-01-01	10000000
2007-04-01	66000000
2007-07-01	-35000000
2007-10-01	-11000000
2008-01-01	-78000000
2008-04-01	-1000000
2008-07-01	-25000000
2008-10-01	-12000000
2009-01-01	-25000000
2009-04-01	145000000
2009-07-01	65000000
2009-10-01	45000000
2010-01-01	87000000
2010-04-01	-58000000
2010-07-01	-45000000
2010-10-01	46000000
2011-01-01	49000000
2011-04-01	-27000000
2011-07-01	-134000000
2011-10-01	97000000
2012-01-01	159000000
2012-04-01	-92000000
2012-07-01	172000000
2012-10-01	63000000
2013-01-01	154000000
2013-04-01	126000000
2013-07-01	111000000
2013-10-01	71000000
2014-01-01	256000000
2014-04-01	113000000
2014-07-01	61000000
2014-10-01	-6000000