Quarter	Billions of US Dollars
1993-07-01	503.95
1993-10-01	527.44
1994-01-01	543.70
1994-04-01	595.10
1994-07-01	615.58
1994-10-01	632.80
1995-01-01	649.66
1995-04-01	663.58
1995-07-01	674.66
1995-10-01	688.36
1996-01-01	707.98
1996-04-01	734.41
1996-07-01	766.47
1996-10-01	802.84
1997-01-01	841.29
1997-04-01	895.37
1997-07-01	948.93
1997-10-01	957.74
1998-01-01	1018.67
1998-04-01	1086.88
1998-07-01	1112.06
1998-10-01	1127.95
1999-01-01	1192.25
1999-04-01	1267.08
1999-07-01	1328.90
1999-10-01	1354.41
2000-01-01	1416.21
2000-04-01	1463.21
2000-07-01	1575.77
2000-10-01	1652.02
2001-01-01	1808.68
2001-04-01	1936.76
2001-07-01	2014.47
2001-10-01	2127.66
2002-01-01	2241.08
2002-04-01	2344.44
2002-07-01	2370.24
2002-10-01	2425.91
2003-01-01	2445.48
2003-04-01	2499.56
2003-07-01	2593.42
2003-10-01	2668.78
2004-01-01	2739.23
2004-04-01	2741.38
2004-07-01	2793.88
2004-10-01	2845.63
2005-01-01	2904.75
2005-04-01	2940.32
2005-07-01	2995.83
2005-10-01	3064.24
2006-01-01	3101.22
2006-04-01	3150.27
2006-07-01	3233.93
2006-10-01	3335.98
2007-01-01	3398.33
2007-04-01	3530.21
2007-07-01	3608.73
2007-10-01	3677.77
2008-01-01	3668.85
2008-04-01	3801.14
2008-07-01	3807.27
2008-10-01	3765.39
2009-01-01	3851.74
2009-04-01	3987.09
2009-07-01	4089.87
2009-10-01	4245.55
2010-01-01	4364.30
2010-04-01	4413.66
2010-07-01	4544.96
2010-10-01	4658.62
2011-01-01	4774.47
2011-04-01	4848.54
2011-07-01	4911.90
2011-10-01	4963.11
2012-01-01	5145.72
2012-04-01	5252.99
2012-07-01	5408.63
2012-10-01	5593.23
2013-01-01	5734.85
2013-04-01	5901.70
2013-07-01	5950.26
2013-10-01	6085.67
2014-01-01	6213.37
2014-04-01	6370.75
2014-07-01	6526.79
2014-10-01	6634.87
2015-01-01	6781.14
2015-04-01	6975.23