Quarter	US Dollars, Sum Over Component Sub-periods
1980-01-01	2476400000.00000000
1980-04-01	2663300000.00000000
1980-07-01	3597700000.00000000
1980-10-01	2639500000.00000000
1981-01-01	2605500000.00000000
1981-04-01	6523000000.00000000
1981-07-01	7412200000.00000000
1981-10-01	10056500000.00000000
1982-01-01	2858800000.00000000
1982-04-01	3246300000.00000000
1982-07-01	2815900000.00000000
1982-10-01	1074700000.00000000
1983-01-01	1197100000.00000000
1983-04-01	-1017700000.00000000
1983-07-01	-263200000.00000000
1983-10-01	423100000.00000000
1984-01-01	9000000.00000000
1984-04-01	240300000.00000000
1984-07-01	839300000.00000000
1984-10-01	217200000.00000000
1985-01-01	-118900000.00000000
1985-04-01	819900000.00000000
1985-07-01	-849300000.00000000
1985-10-01	-168100000.00000000
1986-01-01	857000000.00000000
1986-04-01	254800000.00000000
1986-07-01	622000000.00000000
1986-10-01	981800000.00000000
1987-01-01	-573300000.00000000
1987-04-01	3387200000.00000000
1987-07-01	-1738700000.00000000
1987-10-01	-2317100000.00000000
1988-01-01	80000000.00000000
1988-04-01	-1325500000.00000000
1988-07-01	907000000.00000000
1988-10-01	-105300000.00000000
1989-01-01	-2171800000.00000000
1989-04-01	723000000.00000000
1989-07-01	3001200000.00000000
1989-10-01	522299999.99999994
1990-01-01	1018100000.00000000
1990-04-01	4279200000.00000000
1990-07-01	1125100000.00000000
1990-10-01	1692200000.00000000
1991-01-01	7301600000.00000000
1991-04-01	6815200000.00000000
1991-07-01	3334600000.00000000
1991-10-01	7334500000.00000000
1992-01-01	6038300000.00000000
1992-04-01	6326500000.00000000
1992-07-01	6419600000.00000000
1992-10-01	7701400000.00000000
1993-01-01	9277000000.00000000
1993-04-01	6898400000.00000000
1993-07-01	7429400000.00000000
1993-10-01	8736500000.00000000
1994-01-01	11396200000.00000000
1994-04-01	2746300000.00000000
1994-07-01	4174800000.00000000
1994-10-01	-3341600000.00000000
1995-01-01	3900300000.00000000
1995-04-01	2097000000.00000000
1995-07-01	6350000000.00000000
1995-10-01	3991400000.00000000
1996-01-01	-333700000.00000000
1996-04-01	699900000.00000000
1996-07-01	1506800000.00000000
1996-10-01	2954800000.00000000
1997-01-01	1319600000.00000000
1997-04-01	2418500000.00000000
1997-07-01	7197500000.00000000
1997-10-01	4468300000.00000000
1998-01-01	5772600000.00000000
1998-04-01	1868800000.00000000
1998-07-01	2307200000.00000000
1998-10-01	10000600000.00000000
1999-01-01	-545600000.00000000
1999-04-01	5112800000.00000000
1999-07-01	5186900000.00000000
1999-10-01	4260300000.00000000
2000-01-01	10249900000.00000000
2000-04-01	1396900000.00000000
2000-07-01	4066300000.00000000
2000-10-01	5356800000.00000000
2001-01-01	9200600000.00000000
2001-04-01	4316800000.00000000
2001-07-01	7041000000.00000000
2001-10-01	9835300000.00000000
2002-01-01	4175300000.00000000
2002-04-01	3878400000.00000000
2002-07-01	3836100000.00000000
2002-10-01	9911400000.00000000
2003-01-01	5049100000.00000000
2003-04-01	6123900000.00000000
2003-07-01	-679700000.00000000
2003-10-01	10628100000.00000000
2004-01-01	6968200000.00000000
2004-04-01	-3145200000.00000000
2004-07-01	3135000000.00000000
2004-10-01	9787800000.00000000
2005-01-01	3161200000.00000000
2005-04-01	4078500000.00000000
2005-07-01	416300000.00000000
2005-10-01	7622000000.00000000
2006-01-01	-447200000.00000000
2006-04-01	7983400000.00000000
2006-07-01	61100000.00000000
2006-10-01	2498300000.00000000
2007-01-01	1326600000.00000000
2007-04-01	1801000000.00000000
2007-07-01	9817200000.00000000
2007-10-01	11960200000.00000000
2008-01-01	1802300000.00000000
2008-04-01	5843100000.00000000
2008-07-01	15426600000.00000000
2008-10-01	10335000000.00000000
2009-01-01	-11001400000.00000000
2009-04-01	-1434700000.00000000
2009-07-01	20457000000.00000000
2009-10-01	8843100000.00000000
2010-01-01	10457800000.00000000
2010-04-01	8063600000.00000000
2010-07-01	11804700000.00000000
2010-10-01	19018100000.00000000
2011-01-01	18543400000.00000000
2011-04-01	15642800000.00000000
2011-07-01	5463300000.00000000
2011-10-01	13781200000.00000000
2012-01-01	23041900000.00000000
2012-04-01	-9406000000.00000000
2012-07-01	18289300000.00000000
2012-10-01	23095500000.00000000
2013-01-01	17678000000.00000000
2013-04-01	6320200000.00000000
2013-07-01	17306800000.00000000
2013-10-01	28513200000.00000000
2014-01-01	13031700000.00000000
2014-04-01	27064100000.00000000
2014-07-01	-1169600000.00000000
2014-10-01	22281200000.00000000
2015-01-01	6792600000.00000000
2015-04-01	14787400000.00000000
2015-07-01	2614200000.00000000
2015-10-01	11051100000.00000000
2016-01-01	11223600000.00000000
2016-04-01	8029300000.00000000
2016-07-01	4394100000.00000000
2016-10-01	12225800000.00000000