Quarter	Billions of US Dollars
1989-10-01	-0.1670
1990-01-01	0.2470
1990-04-01	-0.0080
1990-07-01	0.1640
1990-10-01	-0.1050
1991-01-01	0.4810
1991-04-01	-0.3440
1991-07-01	-0.2260
1991-10-01	-0.0740
1992-01-01	0.1330
1992-04-01	-0.0580
1992-07-01	-0.3880
1992-10-01	0.2010
1993-01-01	0.0640
1993-04-01	-0.2630
1993-07-01	0.1478
1993-10-01	-0.0388
1994-01-01	0.7624
1994-04-01	0.3199
1994-07-01	0.0238
1994-10-01	0.5284
1995-01-01	-0.0393
1995-04-01	0.5710
1995-07-01	0.3287
1995-10-01	-0.4237
1996-01-01	2.1694
1996-04-01	0.9474
1996-07-01	0.0990
1996-10-01	-0.2943
1997-01-01	1.3189
1997-04-01	-2.3203
1997-07-01	1.2783
1997-10-01	0.6959
1998-01-01	0.9557
1998-04-01	-0.2081
1998-07-01	0.2546
1998-10-01	-3.1250
1999-01-01	-0.9411
1999-04-01	-0.1941
1999-07-01	-0.0778
1999-10-01	1.4174
2000-01-01	0.6746
2000-04-01	0.6801
2000-07-01	-1.1972
2000-10-01	1.5264
2001-01-01	2.0366
2001-04-01	11.6317
2001-07-01	1.9604
2001-10-01	-5.7751
2002-01-01	-5.6875
2002-04-01	0.2285
2002-07-01	0.5338
2002-10-01	-2.2384
2003-01-01	-0.7333
2003-04-01	0.6887
2003-07-01	-2.1513
2003-10-01	-0.1466
2004-01-01	-0.6858
2004-04-01	-0.3545
2004-07-01	-0.2166
2004-10-01	0.5904
2005-01-01	0.0497
2005-04-01	-0.1613
2005-07-01	-0.2673
2005-10-01	0.1745
2006-01-01	0.0704
2006-04-01	1.0354
2006-07-01	0.2125
2006-10-01	1.7738
2007-01-01	5.3783
2007-04-01	0.6923
2007-07-01	-0.8591
2007-10-01	3.3417
2008-01-01	0.1405
2008-04-01	1.7144
2008-07-01	-2.9029
2008-10-01	-12.3538
2009-01-01	0.8369
2009-04-01	1.3200
2009-07-01	-2.3072
2009-10-01	-1.8455
2010-01-01	1.4216
2010-04-01	-0.7622
2010-07-01	1.8648
2010-10-01	-1.6783
2011-01-01	-1.7965
2011-04-01	1.2786
2011-07-01	0.0895
2011-10-01	-0.4489
2012-01-01	-1.2472
2012-04-01	-0.1187
2012-07-01	-0.3668
2012-10-01	0.1887
2013-01-01	-0.2361
2013-04-01	-0.8694
2013-07-01	0.4236
2013-10-01	-0.2448
2014-01-01	0.0313
2014-04-01	-0.3536
2014-07-01	0.0249
2014-10-01	-0.3958
2015-01-01	-0.0594
2015-04-01	-0.2815