Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	-572000000
1980-04-01	-506000000
1980-07-01	340000000
1980-10-01	-956000000
1981-01-01	427000000
1981-04-01	-376000000
1981-07-01	606000000
1981-10-01	-1004000000
1982-01-01	604000000
1982-04-01	-953000000
1982-07-01	922000000
1982-10-01	-1076000000
1983-01-01	900000000
1983-04-01	-1226000000
1983-07-01	1215000000
1983-10-01	-1354000000
1984-01-01	1281000000
1984-04-01	-736000000
1984-07-01	507000000
1984-10-01	-802000000
1985-01-01	802000000
1985-04-01	129000000
1985-07-01	529000000
1985-10-01	-1011000000
1986-01-01	268000000
1986-04-01	-610000000
1986-07-01	186000000
1986-10-01	-766000000
1987-01-01	300000000
1987-04-01	431000000
1987-07-01	85000000
1987-10-01	64000000
1988-01-01	-360000000
1988-04-01	94000000
1988-07-01	65000000
1988-10-01	-67000000
1989-01-01	593000000
1989-04-01	-470000000
1989-07-01	-325000000
1989-10-01	-580000000
1990-01-01	-627000000
1990-04-01	-297000000
1990-07-01	-107000000
1990-10-01	398000000
1991-01-01	1015000000
1991-04-01	-700000000
1991-07-01	-244000000
1991-10-01	-615000000
1992-01-01	65000000
1992-04-01	-575000000
1992-07-01	129000000
1992-10-01	-763000000
1993-01-01	356000000
1993-04-01	319000000
1993-07-01	-219000000
1993-10-01	547000000
1994-01-01	-464000000
1994-04-01	124000000
1994-07-01	-792000000
1994-10-01	69000000
1995-01-01	1376000000
1995-04-01	102000000
1995-07-01	-105000000
1995-10-01	-1985000000
1996-01-01	1232000000
1996-04-01	137000000
1996-07-01	1019000000
1996-10-01	-1433000000
1997-01-01	2151000000
1997-04-01	1738000000
1997-07-01	-1356000000
1997-10-01	-1070000000
1998-01-01	27000000
1998-04-01	-1281000000
1998-07-01	-359000000
1998-10-01	-128000000
1999-01-01	-334000000
1999-04-01	-1325000000
1999-07-01	363000000
1999-10-01	-2392000000
2000-01-01	-2868000000
2000-04-01	-296000000
2000-07-01	324000000
2000-10-01	-794000000
2001-01-01	-1374000000
2001-04-01	-973000000
2001-07-01	920000000
2001-10-01	-1099000000
2002-01-01	1154000000
2002-04-01	355000000
2002-07-01	-1452000000
2002-10-01	-1536000000
2003-01-01	-1164000000
2003-04-01	-858000000
2003-07-01	495000000
2003-10-01	-496000000
2004-01-01	-2133000000
2004-04-01	-1297000000
2004-07-01	702000000
2004-10-01	-3855000000
2005-01-01	-2904000000
2005-04-01	-3026000000
2005-07-01	2368000000
2005-10-01	-1752000000
2006-01-01	-6531000000
2006-04-01	-2332000000
2006-07-01	-2505000000
2006-10-01	-5485000000
2007-01-01	-706000000
2007-04-01	-2590000000
2007-07-01	-1025000000
2007-10-01	-3352000000
2008-01-01	-1853000000
2008-04-01	223000000
2008-07-01	2781000000
2008-10-01	10180000000
2009-01-01	982000000
2009-04-01	4338000000
2009-07-01	2601000000
2009-10-01	-3266000000
2010-01-01	1993000000
2010-04-01	-1823000000
2010-07-01	1945000000
2010-10-01	-1873000000
2011-01-01	-1333000000
2011-04-01	-856000000
2011-07-01	-801000000
2011-10-01	2312000000
2012-01-01	3523000000
2012-04-01	-1106000000
2012-07-01	1418000000
2012-10-01	-1346000000
2013-01-01	-953000000
2013-04-01	-2737000000
2013-07-01	4132000000
2013-10-01	-4804000000
2014-01-01	-453000000
2014-04-01	1918000000
2014-07-01	-1331000000
2014-10-01	-3744000000