Quarter	US Dollars, Sum Over Component Sub-periods
1997-01-01	-549330000.00000000
1997-04-01	-1248560000.00000000
1997-07-01	-983290000.00000000
1997-10-01	-1573480000.00000000
1998-01-01	-938240000.00000000
1998-04-01	-1199680000.00000000
1998-07-01	-512840000.00000006
1998-10-01	-1562900000.00000000
1999-01-01	-1195780000.00000000
1999-04-01	-5126070000.00000000
1999-07-01	-5777650000.00000000
1999-10-01	-4930960000.00000000
2000-01-01	-2701580000.00000000
2000-04-01	-20573070000.00000000
2000-07-01	1343820000.00000000
2000-10-01	-5710540000.00000000
2001-01-01	-6716660000.00000000
2001-04-01	852100000.00000000
2001-07-01	-2158600000.00000000
2001-10-01	-1618510000.00000000
2002-01-01	-1826650000.00000000
2002-04-01	518179999.99999994
2002-07-01	-1056910000.00000010
2002-10-01	-2796830000.00000000
2003-01-01	-1856310000.00000000
2003-04-01	-1045550000.00000000
2003-07-01	1872680000.00000000
2003-10-01	204800000.00000000
2004-01-01	440660000.00000000
2004-04-01	9139380000.00000000
2004-07-01	572420000.00000000
2004-10-01	-211490000.00000000
2005-01-01	-3840770000.00000000
2005-04-01	-4283319999.99999950
2005-07-01	-4848890000.00000000
2005-10-01	-3236000000.00000000
2006-01-01	-4948980000.00000000
2006-04-01	-2695180000.00000000
2006-07-01	-6860490000.00000000
2006-10-01	6350030000.00000000
2007-01-01	-9603480000.00000000
2007-04-01	-8357690000.00000100
2007-07-01	-3236550000.00000000
2007-10-01	1175420000.00000000
2008-01-01	-3343030000.00000000
2008-04-01	-9304800000.00000000
2008-07-01	-5223200000.00000000
2008-10-01	2641790000.00000000
2009-01-01	-4574290000.00000000
2009-04-01	-2443500000.00000000
2009-07-01	-691110000.00000000
2009-10-01	1842270000.00000000
2010-01-01	-4264850000.00000050
2010-04-01	-1866660000.00000000
2010-07-01	-1679470000.00000000
2010-10-01	8040080000.00000000
2011-01-01	-1439500000.00000000
2011-04-01	-3500190000.00000000
2011-07-01	-7664830000.00000000
2011-10-01	-920410000.00000000
2012-01-01	-3071590000.00000000
2012-04-01	-464640000.00000000
2012-07-01	-883650000.00000000
2012-10-01	-1012420000.00000000
2013-01-01	-6095990000.00000000
2013-04-01	-1330310000.00000000
2013-07-01	-2016220000.00000000
2013-10-01	-1171680000.00000000
2014-01-01	-1599050000.00000000
2014-04-01	-862280000.00000000