Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	105000000
1980-04-01	55000000
1980-07-01	80000000
1980-10-01	56000000
1981-01-01	83000000
1981-04-01	104000000
1981-07-01	19000000
1981-10-01	196000000
1982-01-01	85000000
1982-04-01	139000000
1982-07-01	-73000000
1982-10-01	111000000
1983-01-01	90000000
1983-04-01	98000000
1983-07-01	85000000
1983-10-01	-15000000
1984-01-01	120000000
1984-04-01	35000000
1984-07-01	19000000
1984-10-01	87000000
1985-01-01	55000000
1985-04-01	49000000
1985-07-01	61000000
1985-10-01	107000000
1986-01-01	101000000
1986-04-01	105000000
1986-07-01	154000000
1986-10-01	175000000
1987-01-01	190000000
1987-04-01	177000000
1987-07-01	150000000
1987-10-01	154000000
1988-01-01	172000000
1988-04-01	153000000
1988-07-01	146000000
1988-10-01	134000000
1989-01-01	95000000
1989-04-01	96000000
1989-07-01	86000000
1989-10-01	80000000
1990-01-01	137000000
1990-04-01	182000000
1990-07-01	205000000
1990-10-01	204000000
1991-01-01	208000000
1991-04-01	213000000
1991-07-01	243000000
1991-10-01	193000000
1992-01-01	250000000
1992-04-01	250000000
1992-07-01	270000000
1992-10-01	299000000
1993-01-01	201000000
1993-04-01	199000000
1993-07-01	226000000
1993-10-01	237000000
1994-01-01	160000000
1994-04-01	181000000
1994-07-01	206000000
1994-10-01	239000000
1995-01-01	184000000
1995-04-01	189000000
1995-07-01	203000000
1995-10-01	233000000
1996-01-01	196000000
1996-04-01	176000000
1996-07-01	190000000
1996-10-01	212000000
1997-01-01	153000000
1997-04-01	164000000
1997-07-01	222000000
1997-10-01	190000000
1998-01-01	122000000
1998-04-01	139000000
1998-07-01	148000000
1998-10-01	169000000
1999-01-01	161000000
1999-04-01	141000000
1999-07-01	120000000
1999-10-01	147000000
2000-01-01	125000000
2000-04-01	115000000
2000-07-01	111000000
2000-10-01	114000000
2001-01-01	136000000
2001-04-01	139000000
2001-07-01	137000000
2001-10-01	309000000
2002-01-01	150000000
2002-04-01	-190000000
2002-07-01	124000000
2002-10-01	124000000
2003-01-01	112000000
2003-04-01	133000000
2003-07-01	124000000
2003-10-01	167000000
2004-01-01	156000000
2004-04-01	168000000
2004-07-01	173000000
2004-10-01	171000000
2005-01-01	172000000
2005-04-01	187000000
2005-07-01	188000000
2005-10-01	181000000
2006-01-01	196000000
2006-04-01	180000000
2006-07-01	199000000
2006-10-01	211000000
2007-01-01	198000000
2007-04-01	198000000
2007-07-01	198000000
2007-10-01	227000000
2008-01-01	279000000
2008-04-01	324000000
2008-07-01	284000000
2008-10-01	252000000
2009-01-01	222000000
2009-04-01	206000000
2009-07-01	243000000
2009-10-01	234000000
2010-01-01	226000000
2010-04-01	236000000
2010-07-01	220000000
2010-10-01	301000000
2011-01-01	284000000
2011-04-01	301000000
2011-07-01	328000000
2011-10-01	320000000
2012-01-01	202000000
2012-04-01	164000000
2012-07-01	143000000
2012-10-01	165000000
2013-01-01	299000000
2013-04-01	346000000
2013-07-01	380000000
2013-10-01	602000000
2014-01-01	648000000
2014-04-01	655000000
2014-07-01	564000000
2014-10-01	663000000