Quarter	Billions of US Dollars
1993-07-01	394.29
1993-10-01	391.00
1994-01-01	419.99
1994-04-01	445.57
1994-07-01	463.13
1994-10-01	478.60
1995-01-01	542.82
1995-04-01	559.86
1995-07-01	566.43
1995-10-01	580.22
1996-01-01	593.87
1996-04-01	602.44
1996-07-01	612.76
1996-10-01	634.58
1997-01-01	612.71
1997-04-01	605.33
1997-07-01	625.64
1997-10-01	627.20
1998-01-01	651.69
1998-04-01	710.90
1998-07-01	802.40
1998-10-01	811.93
1999-01-01	794.89
1999-04-01	824.00
1999-07-01	916.75
1999-10-01	904.88
2000-01-01	911.01
2000-04-01	956.31
2000-07-01	921.04
2000-10-01	1029.02
2001-01-01	1072.80
2001-04-01	1118.40
2001-07-01	1238.49
2001-10-01	1254.40
2002-01-01	1320.85
2002-04-01	1593.69
2002-07-01	1613.73
2002-10-01	1754.64
2003-01-01	1945.36
2003-04-01	2173.88
2003-07-01	2296.81
2003-10-01	2564.87
2004-01-01	2594.80
2004-04-01	2661.12
2004-07-01	2786.49
2004-10-01	3156.65
2005-01-01	3130.72
2005-04-01	3012.94
2005-07-01	3057.77
2005-10-01	3084.24
2006-01-01	3318.76
2006-04-01	3582.16
2006-07-01	3647.52
2006-10-01	3938.35
2007-01-01	4117.35
2007-04-01	4345.57
2007-07-01	4621.01
2007-10-01	4910.84
2008-01-01	5328.36
2008-04-01	5561.72
2008-07-01	5060.61
2008-10-01	4987.35
2009-01-01	4959.59
2009-04-01	5595.51
2009-07-01	5929.88
2009-10-01	5975.02
2010-01-01	5753.28
2010-04-01	5261.30
2010-07-01	5898.78
2010-10-01	5805.66
2011-01-01	6290.06
2011-04-01	6425.00
2011-07-01	6009.50
2011-10-01	5768.85
2012-01-01	6163.40
2012-04-01	5817.62
2012-07-01	6050.55
2012-10-01	6271.37
2013-01-01	6002.90
2013-04-01	6130.37
2013-07-01	6372.34
2013-10-01	6584.18
2014-01-01	6556.29
2014-04-01	6538.08
2014-07-01	6038.54
2014-10-01	5826.76
2015-01-01	5220.28
2015-04-01	5456.14