Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	-1336300000.0000000
1980-04-01	-1749000000.0000000
1980-07-01	-1664100000.0000000
1980-10-01	-1688000000.0000000
1981-01-01	-1944400000.0000000
1981-04-01	-2587900000.0000000
1981-07-01	-2728700000.0000000
1981-10-01	-2853800000.0000000
1982-01-01	-3323200000.0000000
1982-04-01	-3380600000.0000000
1982-07-01	-2809900000.0000000
1982-10-01	-2747600000.0000000
1983-01-01	-2257900000.0000000
1983-04-01	-2196900000.0000000
1983-07-01	-2345200000.0000000
1983-10-01	-2323300000.0000000
1984-01-01	-2439700000.0000000
1984-04-01	-2586200000.0000000
1984-07-01	-2651900000.0000000
1984-10-01	-2398700000.0000000
1985-01-01	-2636900000.0000000
1985-04-01	-2250800000.0000000
1985-07-01	-2206200000.0000000
1985-10-01	-1902600000.0000000
1986-01-01	-1943000000.0000000
1986-04-01	-1964400000.0000000
1986-07-01	-1914500000.0000000
1986-10-01	-1697700000.0000000
1987-01-01	-1611800000.0000000
1987-04-01	-1744500000.0000000
1987-07-01	-1778500000.0000000
1987-10-01	-1666400000.0000000
1988-01-01	-1866700000.0000000
1988-04-01	-1818000000.0000000
1988-07-01	-1736100000.0000000
1988-10-01	-1825200000.0000000
1989-01-01	-2216300000.0000000
1989-04-01	-2088100000.0000000
1989-07-01	-2433000000.0000000
1989-10-01	-1564900000.0000000
1990-01-01	-3349100000.0000000
1990-04-01	-1078700000.0000000
1990-07-01	-1629700000.0000000
1990-10-01	-2568400000.0000000
1991-01-01	-1683500000.0000000
1991-04-01	-2887600000.0000000
1991-07-01	-2166700000.0000000
1991-10-01	-1870200000.0000000
1992-01-01	-2296900000.0000000
1992-04-01	-2279400000.0000000
1992-07-01	-2812100000.0000000
1992-10-01	-2206400000.0000000
1993-01-01	-2613500000.0000000
1993-04-01	-2842100000.0000000
1993-07-01	-3333900000.0000000
1993-10-01	-2639600000.0000000
1994-01-01	-3161600000.0000000
1994-04-01	-3454000000.0000000
1994-07-01	-3506000000.0000000
1994-10-01	-2890200000.0000000
1995-01-01	-2980000000.0000000
1995-04-01	-3479300000.0000000
1995-07-01	-3445300000.0000000
1995-10-01	-2774100000.0000000
1996-01-01	-3510600000.0000000
1996-04-01	-3144600000.0000000
1996-07-01	-3186700000.0000000
1996-10-01	-3621900000.0000000
1997-01-01	-3138500000.0000000
1997-04-01	-2908500000.0000000
1997-07-01	-3108200000.0000000
1997-10-01	-2938200000.0000000
1998-01-01	-2991500000.0000000
1998-04-01	-3226800000.0000000
1998-07-01	-3360400000.0000000
1998-10-01	-3232700000.0000000
1999-01-01	-3621100000.0000000
1999-04-01	-2998900000.0000000
1999-07-01	-2713300000.0000000
1999-10-01	-2616700000.0000000
2000-01-01	-4933900000.0000000
2000-04-01	-2823200000.0000000
2000-07-01	-2521700000.0000000
2000-10-01	-3512400000.0000000
2001-01-01	-4091600000.0000000
2001-04-01	-2910800000.0000000
2001-07-01	-2740100000.0000000
2001-10-01	-3222600000.0000000
2002-01-01	-4028200000.0000000
2002-04-01	-2676500000.0000000
2002-07-01	-3042800000.0000000
2002-10-01	-2478800000.0000000
2003-01-01	-4661500000.0000000
2003-04-01	-2623900000.0000000
2003-07-01	-2782100000.0000000
2003-10-01	-2177300000.0000000
2004-01-01	-4119200000.0000000
2004-04-01	-1872300000.0000000
2004-07-01	-2437000000.0000000
2004-10-01	-1614900000.0000000
2005-01-01	-6012700000.0000000
2005-04-01	-4014500000.0000000
2005-07-01	-3286200000.0000000
2005-10-01	-3146400000.0000000
2006-01-01	-7674000000.0000000
2006-04-01	-5841800000.0000000
2006-07-01	-2900700000.0000000
2006-10-01	-3002100000.0000000
2007-01-01	-8725900000.0000000
2007-04-01	-6039900000.0000000
2007-07-01	-3301000000.0000000
2007-10-01	-4875900000.0000000
2008-01-01	-8191200000.0000000
2008-04-01	-7175800000.0000000
2008-07-01	-2282200000.0000000
2008-10-01	-2606700000.0000000
2009-01-01	-3962600000.0000000
2009-04-01	-4825700000.0000000
2009-07-01	-3573700000.0000000
2009-10-01	-2801900000.0000000
2010-01-01	-3984200000.0000000
2010-04-01	-3036600000.0000000
2010-07-01	-462600000.0000000
2010-10-01	-5819700000.0000000
2011-01-01	-7772600000.0000000
2011-04-01	-6471000000.0000000
2011-07-01	-2577000000.0000000
2011-10-01	-4165100000.0000005
2012-01-01	-8881100000.0000000
2012-04-01	-6611200000.0000000
2012-07-01	-2693800000.0000000
2012-10-01	-7682300000.0000000
2013-01-01	-10340000000.0000000
2013-04-01	-10828800000.0000000
2013-07-01	-6650800000.0000000
2013-10-01	-12914400000.0000000
2014-01-01	-10317900000.0000000
2014-04-01	-12337600000.0000000
2014-07-01	-3751000000.0000000
2014-10-01	-7470000000.0000000
2015-01-01	-10654600000.0000000
2015-04-01	-10452800000.0000000
2015-07-01	-4924300000.0000000
2015-10-01	-7922000000.0000000
2016-01-01	-10009400000.0000000
2016-04-01	-9847700000.0000000
2016-07-01	-6155300000.0000000
2016-10-01	-7585100000.0000000