Quarter	Billions of US Dollars
1994-04-01	0.00724
1994-07-01	0.00724
1994-10-01	0.01087
1995-01-01	0.01087
1995-04-01	0.00725
1995-07-01	0.14286
1995-10-01	0.13923
1996-01-01	0.13923
1996-04-01	0.18785
1996-07-01	0.05224
1996-10-01	0.05591
1997-01-01	0.05591
1997-04-01	0.15735
1997-07-01	0.15735
1997-10-01	0.22230
1998-01-01	0.22230
1998-04-01	0.22224
1998-07-01	0.22817
1998-10-01	0.21391
1999-01-01	0.41396
1999-04-01	0.57049
1999-07-01	0.56365
1999-10-01	0.56364
2000-01-01	0.57987
2000-04-01	0.42347
2000-07-01	0.43837
2000-10-01	0.46338
2001-01-01	0.39715
2001-04-01	0.52451
2001-07-01	0.74961
2001-10-01	0.67460
2002-01-01	0.65483
2002-04-01	1.19610
2002-07-01	0.51247
2002-10-01	0.36249
2003-01-01	0.41626
2003-04-01	0.43334
2003-07-01	0.37305
2003-10-01	0.37303
2004-01-01	0.18903
2004-04-01	0.04700
2004-07-01	0.25724
2004-10-01	0.15724
2005-01-01	0.15724
2005-04-01	0.33224
2005-07-01	0.43454
2005-10-01	0.63092
2006-01-01	0.83454
2006-04-01	0.66462
2006-07-01	0.41232
2006-10-01	0.21232
2007-01-01	0.09732
2007-04-01	0.38862
2007-07-01	0.39224
2007-10-01	0.39586
2008-01-01	0.30724
2008-04-01	0.18224
2008-07-01	0.27862
2008-10-01	0.27500
2009-01-01	0.77500
2009-04-01	0.82929
2009-07-01	1.11392
2009-10-01	1.11690
2010-01-01	0.77316
2010-04-01	0.54677
2010-07-01	0.55000
2010-10-01	0.55000
2011-01-01	0.40000
2011-04-01	0.40121
2011-07-01	0.00121
2011-10-01	0.00121
2012-01-01	1.06121
2012-04-01	1.06000
2012-07-01	1.06000
2012-10-01	1.06000
2013-04-01	0.60000
2013-07-01	0.60000
2013-10-01	0.60000
2014-01-01	0.60000
2014-07-01	0.17500
2014-10-01	0.27447
2015-01-01	0.57491
2015-04-01	0.57300