Quarter	Billions of US Dollars
1995-07-01	0.1500
1995-10-01	0.3942
1996-01-01	0.3872
1996-04-01	0.3800
1996-07-01	0.2292
1997-01-01	0.1426
1997-04-01	0.2009
1997-07-01	0.3618
1997-10-01	0.3400
1998-01-01	0.3372
1998-04-01	0.3482
1998-07-01	0.2758
1998-10-01	0.3266
1999-01-01	0.3598
1999-04-01	0.5143
1999-07-01	0.6471
1999-10-01	0.6815
2000-01-01	1.0928
2000-04-01	0.6523
2000-07-01	0.3815
2000-10-01	0.5722
2001-01-01	0.8287
2001-04-01	0.7192
2001-07-01	0.9678
2001-10-01	1.1469
2002-01-01	1.7052
2002-04-01	1.7425
2002-07-01	1.5698
2002-10-01	1.9855
2003-01-01	4.1436
2003-04-01	3.1230
2003-07-01	4.2248
2003-10-01	4.9474
2004-01-01	3.4351
2004-04-01	5.0352
2004-07-01	4.6982
2004-10-01	3.9631
2005-01-01	2.4641
2005-04-01	0.4564
2005-07-01	0.5584
2005-10-01	1.0485
2006-01-01	3.2428
2006-04-01	5.4021
2006-07-01	6.0524
2006-10-01	6.7273
2007-01-01	5.3371
2007-04-01	3.6049
2007-07-01	4.8266
2007-10-01	4.7161
2008-01-01	4.3662
2008-04-01	7.8524
2008-07-01	5.4173
2008-10-01	4.7496
2009-01-01	5.6148
2009-04-01	13.0892
2009-07-01	18.7084
2009-10-01	18.8447
2010-01-01	20.6710
2010-04-01	11.3464
2010-07-01	8.9648
2010-10-01	9.1435
2011-01-01	13.3058
2011-04-01	16.6252
2011-07-01	16.6568
2011-10-01	16.4244
2012-01-01	12.0135
2012-04-01	13.5040
2012-07-01	11.2119
2012-10-01	11.6558
2013-01-01	12.3231
2013-04-01	13.1096
2013-07-01	15.2894
2013-10-01	18.3976
2014-01-01	15.9206
2014-04-01	7.5736
2014-07-01	6.5130
2014-10-01	4.7874
2015-01-01	3.8343
2015-04-01	4.9528