Quarter	US Dollars, Sum Over Component Sub-periods
1984-01-01	-351000000
1984-04-01	-371000000
1984-07-01	-353000000
1984-10-01	-428000000
1985-01-01	-424000000
1985-04-01	-324000000
1985-07-01	-455000000
1985-10-01	-350000000
1986-01-01	-490000000
1986-04-01	-368000000
1986-07-01	-524000000
1986-10-01	-495000000
1987-01-01	-474000000
1987-04-01	-499000000
1987-07-01	-595000000
1987-10-01	-517000000
1988-01-01	-694000000
1988-04-01	-603000000
1988-07-01	-802000000
1988-10-01	-414000000
1989-01-01	-662000000
1989-04-01	-565000000
1989-07-01	-533000000
1989-10-01	-567000000
1990-01-01	-599000000
1990-04-01	-539000000
1990-07-01	-671000000
1990-10-01	-699000000
1991-01-01	-748000000
1991-04-01	-689000000
1991-07-01	-619000000
1991-10-01	-607000000
1992-01-01	-632000000
1992-04-01	-631000000
1992-07-01	-684000000
1992-10-01	-678000000
1993-01-01	-605000000
1993-04-01	-875000000
1993-07-01	-647000000
1993-10-01	-617000000
1994-01-01	-718000000
1994-04-01	-825000000
1994-07-01	-815000000
1994-10-01	-906000000
1995-01-01	-756000000
1995-04-01	-976000000
1995-07-01	-690000000
1995-10-01	-783000000
1996-01-01	-577000000
1996-04-01	-748000000
1996-07-01	-715000000
1996-10-01	-887000000
1997-01-01	-585000000
1997-04-01	-798000000
1997-07-01	-670000000
1997-10-01	-960000000
1998-01-01	-751000000
1998-04-01	-715000000
1998-07-01	-691000000
1998-10-01	-828000000
1999-01-01	-806000000
1999-04-01	-1060000000
1999-07-01	-771000000
1999-10-01	-900000000
2000-01-01	-749000000
2000-04-01	-1264000000
2000-07-01	-810000000
2000-10-01	-1179000000
2001-01-01	-1191000000
2001-04-01	-1430000000
2001-07-01	-1040000000
2001-10-01	-1339000000
2002-01-01	-1227000000
2002-04-01	-1016000000
2002-07-01	-1078000000
2002-10-01	-1233000000
2003-01-01	-1565000000
2003-04-01	-1281000000
2003-07-01	-1377000000
2003-10-01	-1334000000
2004-01-01	-1514000000
2004-04-01	-1387000000
2004-07-01	-1326000000
2004-10-01	-1382000000
2005-01-01	-1434000000
2005-04-01	-1662000000
2005-07-01	-1363000000
2005-10-01	-1380000000
2006-01-01	-1503000000
2006-04-01	-1635000000
2006-07-01	-1684000000
2006-10-01	-1834000000
2007-01-01	-1959000000
2007-04-01	-1639000000
2007-07-01	-1852000000
2007-10-01	-1658000000
2008-01-01	-2072000000
2008-04-01	-2579000000
2008-07-01	-1866000000
2008-10-01	-1850000000
2009-01-01	-2282000000
2009-04-01	-2355000000
2009-07-01	-1972000000
2009-10-01	-1699000000
2010-01-01	-1785000000
2010-04-01	-1663000000
2010-07-01	-1651000000
2010-10-01	-2115000000
2011-01-01	-2816000000
2011-04-01	-1723000000
2011-07-01	-1852000000
2011-10-01	-1464000000
2012-01-01	-2043000000
2012-04-01	-1890000000
2012-07-01	-1788000000
2012-10-01	-1440000000
2013-01-01	-2037000000
2013-04-01	-3408000000
2013-07-01	-1991000000
2013-10-01	-1918000000
2014-01-01	-2348000000
2014-04-01	-2141000000