Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	-7650050000.0000000
1980-04-01	-8226290000.0000010
1980-07-01	-7039890000.0000000
1980-10-01	-8914690000.0000000
1981-01-01	-6692830000.0000000
1981-04-01	-7693620000.0000000
1981-07-01	-7386320000.0000000
1981-10-01	-7748290000.0000000
1982-01-01	-5970770000.0000000
1982-04-01	-4629730000.0000000
1982-07-01	-7635440000.0000000
1982-10-01	-6282180000.0000000
1983-01-01	-5198500000.0000000
1983-04-01	-3743440000.0000000
1983-07-01	-4911840000.0000000
1983-10-01	-4749570000.0000000
1984-01-01	-4401390000.0000000
1984-04-01	-4100720000.0000005
1984-07-01	-3487360000.0000000
1984-10-01	-4261250000.0000000
1985-01-01	-4735230000.0000000
1985-04-01	-4387930000.0000000
1985-07-01	-4053610000.0000000
1985-10-01	-3278070000.0000000
1986-01-01	-3016730000.0000000
1986-04-01	-2866050000.0000000
1986-07-01	-2728770000.0000000
1986-10-01	-2303080000.0000000
1987-01-01	-2828120000.0000000
1987-04-01	-3422380000.0000000
1987-07-01	-2967490000.0000000
1987-10-01	-2667200000.0000000
1988-01-01	-3487820000.0000000
1988-04-01	-3095850000.0000000
1988-07-01	-3000740000.0000000
1988-10-01	-2703010000.0000000
1989-01-01	-3189100000.0000000
1989-04-01	-3512340000.0000000
1989-07-01	-3120800000.0000000
1989-10-01	-4136970000.0000005
1990-01-01	-4417770000.0000000
1990-04-01	-3798040000.0000000
1990-07-01	-3238070000.0000000
1990-10-01	-5619720000.0000000
1991-01-01	-4472700000.0000000
1991-04-01	-3493720000.0000000
1991-07-01	-2957490000.0000000
1991-10-01	-4262430000.0000005
1992-01-01	-3900080000.0000000
1992-04-01	-4055740000.0000000
1992-07-01	-3845770000.0000000
1992-10-01	-4154880000.0000000
1993-01-01	-3140640000.0000000
1993-04-01	-3553530000.0000000
1993-07-01	-3016830000.0000000
1993-10-01	-3621160000.0000000
1994-01-01	-3403700000.0000000
1994-04-01	-3513110000.0000000
1994-07-01	-3140670000.0000000
1994-10-01	-3296460000.0000000
1995-01-01	-4028530000.0000000
1995-04-01	-4204910000.0000000
1995-07-01	-3658230000.0000000
1995-10-01	-4328540000.0000000
1996-01-01	-4000180000.0000000
1996-04-01	-4372750000.0000000
1996-07-01	-4296600000.0000000
1996-10-01	-4631350000.0000000
1997-01-01	-5177890000.0000000
1997-04-01	-4896760000.0000000
1997-07-01	-4486290000.0000000
1997-10-01	-4426040000.0000000
1998-01-01	-4553110000.0000000
1998-04-01	-4077290000.0000000
1998-07-01	-4137310000.0000005
1998-10-01	-4393120000.0000000
1999-01-01	-4225130000.0000000
1999-04-01	-4516370000.0000000
1999-07-01	-4640060000.0000000
1999-10-01	-5385730000.0000000
2000-01-01	-5532640000.0000000
2000-04-01	-5190090000.0000000
2000-07-01	-4922710000.0000000
2000-10-01	-4925120000.0000000
2001-01-01	-5163150000.0000000
2001-04-01	-4617200000.0000000
2001-07-01	-4655080000.0000000
2001-10-01	-4936910000.0000000
2002-01-01	-4874940000.0000000
2002-04-01	-5127770000.0000000
2002-07-01	-5378810000.0000000
2002-10-01	-6106850000.0000000
2003-01-01	-6118550000.0000000
2003-04-01	-6369060000.0000000
2003-07-01	-6063130000.0000000
2003-10-01	-7080870000.0000000
2004-01-01	-7529030000.0000000
2004-04-01	-7407930000.0000000
2004-07-01	-8099750000.0000000
2004-10-01	-8604710000.0000000
2005-01-01	-8855290000.0000000
2005-04-01	-8003250000.0000000
2005-07-01	-8463090000.0000000
2005-10-01	-8923290000.0000000
2006-01-01	-10993280000.0000000
2006-04-01	-10795010000.0000000
2006-07-01	-10633780000.0000000
2006-10-01	-11886720000.0000000
2007-01-01	-12415340000.0000000
2007-04-01	-12890460000.0000000
2007-07-01	-14885090000.0000000
2007-10-01	-16869070000.0000000
2008-01-01	-16242370000.0000000
2008-04-01	-18645040000.0000000
2008-07-01	-17119599999.9999980
2008-10-01	-12942750000.0000000
2009-01-01	-10031430000.0000000
2009-04-01	-10421760000.0000000
2009-07-01	-11201510000.0000000
2009-10-01	-11183510000.0000000
2010-01-01	-11376790000.0000000
2010-04-01	-8951220000.0000000
2010-07-01	-9053130000.0000000
2010-10-01	-8155460000.0000000
2011-01-01	-10404040000.0000000
2011-04-01	-9498790000.0000000
2011-07-01	-9576080000.0000000
2011-10-01	-8404230000.0000000
2012-01-01	-7700870000.0000000
2012-04-01	-6673490000.0000000
2012-07-01	-5725540000.0000000
2012-10-01	-5148780000.0000000
2013-01-01	-5967410000.0000000
2013-04-01	-4890220000.0000000
2013-07-01	-6127890000.0000000
2013-10-01	-5902330000.0000000
2014-01-01	-6248070000.0000000
2014-04-01	-6143920000.0000000