Quarter	Billions of US Dollars
1994-07-01	0.2539
1994-10-01	0.2507
1995-01-01	0.2798
1995-04-01	0.2955
1995-07-01	0.2543
1995-10-01	0.3063
1996-01-01	0.2964
1996-04-01	0.2879
1996-07-01	0.2839
1996-10-01	0.6516
1997-01-01	0.6339
1997-04-01	0.6553
1997-07-01	0.6403
1997-10-01	0.6224
1998-01-01	0.8185
1998-04-01	1.6524
1998-07-01	1.7988
1998-10-01	1.8587
1999-01-01	1.7840
1999-04-01	2.1695
1999-07-01	2.1927
1999-10-01	2.2773
2000-01-01	2.1926
2000-04-01	2.8198
2000-07-01	2.8397
2000-10-01	2.8792
2001-01-01	2.7613
2001-04-01	2.7834
2001-07-01	2.8553
2001-10-01	2.5955
2002-01-01	2.5779
2002-04-01	3.0108
2002-07-01	2.9983
2002-10-01	2.8884
2003-01-01	2.9772
2003-04-01	2.7826
2003-07-01	2.7390
2003-10-01	3.2699
2004-01-01	3.1774
2004-04-01	3.7703
2004-07-01	3.8429
2004-10-01	3.9350
2005-01-01	3.7548
2005-04-01	2.6106
2005-07-01	2.5990
2005-10-01	2.5561
2006-01-01	3.8279
2006-04-01	4.0074
2006-07-01	3.8454
2006-10-01	3.8104
2007-01-01	3.8631
2007-04-01	4.9927
2007-07-01	5.2424
2007-10-01	5.4444
2008-01-01	5.8578
2008-04-01	5.8645
2008-07-01	5.3225
2008-10-01	5.1833
2009-01-01	4.9529
2009-04-01	8.0871
2009-07-01	8.3783
2009-10-01	8.2427
2010-01-01	7.7123
2010-04-01	8.2482
2010-07-01	9.1738
2010-10-01	8.9816
2011-01-01	11.3255
2011-04-01	12.9668
2011-07-01	12.1145
2011-10-01	11.6085
2012-01-01	11.9827
2012-04-01	14.8188
2012-07-01	15.1349
2012-10-01	15.3828
2013-01-01	15.0135
2013-04-01	17.4909
2013-07-01	17.9613
2013-10-01	20.8254
2014-01-01	21.4065
2014-04-01	20.9307
2014-07-01	19.5483
2014-10-01	18.2037
2015-01-01	15.1282
2015-04-01	15.5998