Quarter	Billions of US Dollars
1994-10-01	0.01774
1995-01-01	0.00767
1995-04-01	0.07295
1995-07-01	0.02507
1995-10-01	0.03321
1996-01-01	0.01496
1996-04-01	0.03320
1996-07-01	0.05940
1996-10-01	0.12045
1997-01-01	0.17588
1997-04-01	0.07390
1997-07-01	0.21647
1998-01-01	0.07958
1998-04-01	0.13069
1998-07-01	0.04583
1999-01-01	0.05644
1999-07-01	0.09307
1999-10-01	0.10618
2000-01-01	0.05432
2000-04-01	0.02273
2000-07-01	0.01937
2000-10-01	0.01085
2001-01-01	0.02812
2001-04-01	0.00125
2001-07-01	0.08558
2001-10-01	0.01250
2002-01-01	0.00786
2002-04-01	0.01405
2002-07-01	0.78950
2002-10-01	0.18174
2003-01-01	0.01417
2003-04-01	0.26040
2003-07-01	0.09541
2003-10-01	0.75474
2004-01-01	0.35768
2004-04-01	0.14315
2004-07-01	0.25090
2004-10-01	0.50242
2005-01-01	1.09894
2005-04-01	0.98071
2005-07-01	0.66684
2005-10-01	0.12971
2006-01-01	0.14378
2006-04-01	0.11495
2006-07-01	0.54077
2006-10-01	1.45365
2007-01-01	2.66464
2007-04-01	2.00706
2007-07-01	0.61582
2007-10-01	0.17866
2008-01-01	0.20559
2008-04-01	0.29903
2008-07-01	0.37048
2008-10-01	0.76454
2009-01-01	0.50497
2009-04-01	0.69484
2009-07-01	1.14555
2009-10-01	0.81183
2010-01-01	1.17234
2010-04-01	0.60413
2010-07-01	0.38280
2010-10-01	0.60090
2011-01-01	1.94682
2011-04-01	2.60917
2011-07-01	3.75154
2011-10-01	3.66541
2012-01-01	4.21965
2012-04-01	3.05082
2012-07-01	2.85306
2012-10-01	3.09675
2013-01-01	1.92256
2013-04-01	0.90103
2013-07-01	3.34552
2013-10-01	1.53383
2014-01-01	2.37215
2014-04-01	1.60153
2014-07-01	2.26294
2014-10-01	1.03705
2015-01-01	0.84492
2015-04-01	0.29747