Quarter	Billions of US Dollars
1993-07-01	754.63
1993-10-01	782.09
1994-01-01	815.75
1994-04-01	867.98
1994-07-01	888.50
1994-10-01	905.89
1995-01-01	922.61
1995-04-01	939.30
1995-07-01	955.27
1995-10-01	975.38
1996-01-01	1013.66
1996-04-01	1059.70
1996-07-01	1116.50
1996-10-01	1180.08
1997-01-01	1237.77
1997-04-01	1314.17
1997-07-01	1386.71
1997-10-01	1416.81
1998-01-01	1497.88
1998-04-01	1597.67
1998-07-01	1647.30
1998-10-01	1660.63
1999-01-01	1744.08
1999-04-01	1842.97
1999-07-01	1921.02
1999-10-01	1953.30
2000-01-01	2035.94
2000-04-01	2113.58
2000-07-01	2231.76
2000-10-01	2340.32
2001-01-01	2526.15
2001-04-01	2678.87
2001-07-01	2783.08
2001-10-01	2898.66
2002-01-01	3024.94
2002-04-01	3141.55
2002-07-01	3165.75
2002-10-01	3215.35
2003-01-01	3253.31
2003-04-01	3308.21
2003-07-01	3426.15
2003-10-01	3520.07
2004-01-01	3622.71
2004-04-01	3660.27
2004-07-01	3712.73
2004-10-01	3782.09
2005-01-01	3841.34
2005-04-01	3892.15
2005-07-01	3936.86
2005-10-01	4067.43
2006-01-01	4142.05
2006-04-01	4290.64
2006-07-01	4450.70
2006-10-01	4696.05
2007-01-01	4864.22
2007-04-01	5131.41
2007-07-01	5254.72
2007-10-01	5322.04
2008-01-01	5342.95
2008-04-01	5474.79
2008-07-01	5479.64
2008-10-01	5446.19
2009-01-01	5519.08
2009-04-01	5689.76
2009-07-01	5787.46
2009-10-01	5946.53
2010-01-01	6070.40
2010-04-01	6110.62
2010-07-01	6244.08
2010-10-01	6345.88
2011-01-01	6473.45
2011-04-01	6549.30
2011-07-01	6587.55
2011-10-01	6644.57
2012-01-01	6808.70
2012-04-01	6896.45
2012-07-01	7039.01
2012-10-01	7223.18
2013-01-01	7402.42
2013-04-01	7583.47
2013-07-01	7671.70
2013-10-01	7857.91
2014-01-01	7986.30
2014-04-01	8186.22
2014-07-01	8367.46
2014-10-01	8465.53
2015-01-01	8617.60
2015-04-01	8815.98