Quarter	Billions of US Dollars
1993-07-01	1443.30
1993-10-01	1456.71
1994-01-01	1539.38
1994-04-01	1649.47
1994-07-01	1737.45
1994-10-01	1784.17
1995-01-01	1939.32
1995-04-01	2008.15
1995-07-01	2000.18
1995-10-01	2024.49
1996-01-01	2060.47
1996-04-01	2098.80
1996-07-01	2164.29
1996-10-01	2232.44
1997-01-01	2239.97
1997-04-01	2341.64
1997-07-01	2401.38
1997-10-01	2375.60
1998-01-01	2464.83
1998-04-01	2572.52
1998-07-01	2716.58
1998-10-01	2793.24
1999-01-01	2820.51
1999-04-01	2936.38
1999-07-01	3166.34
1999-10-01	3182.75
2000-01-01	3240.17
2000-04-01	3342.67
2000-07-01	3414.22
2000-10-01	3606.24
2001-01-01	3761.61
2001-04-01	3943.26
2001-07-01	4191.94
2001-10-01	4293.07
2002-01-01	4467.20
2002-04-01	4949.17
2002-07-01	5009.65
2002-10-01	5254.77
2003-01-01	5483.49
2003-04-01	5829.32
2003-07-01	6109.44
2003-10-01	6567.61
2004-01-01	6728.97
2004-04-01	6811.07
2004-07-01	7024.31
2004-10-01	7591.79
2005-01-01	7644.35
2005-04-01	7531.67
2005-07-01	7661.52
2005-10-01	7780.98
2006-01-01	8119.66
2006-04-01	8564.31
2006-07-01	8771.96
2006-10-01	9279.43
2007-01-01	9614.43
2007-04-01	10131.80
2007-07-01	10607.44
2007-10-01	11011.85
2008-01-01	11563.18
2008-04-01	11982.00
2008-07-01	11304.86
2008-10-01	11006.42
2009-01-01	11024.97
2009-04-01	12083.42
2009-07-01	12605.76
2009-10-01	12812.63
2010-01-01	12652.25
2010-04-01	12204.35
2010-07-01	13172.66
2010-10-01	13232.03
2011-01-01	13912.29
2011-04-01	14227.62
2011-07-01	13778.80
2011-10-01	13559.37
2012-01-01	14240.92
2012-04-01	13950.97
2012-07-01	14481.52
2012-10-01	14826.18
2013-01-01	14590.36
2013-04-01	14828.27
2013-07-01	15212.58
2013-10-01	15542.83
2014-01-01	15688.47
2014-04-01	15889.52
2014-07-01	15379.30
2014-10-01	15123.23
2015-01-01	14552.67
2015-04-01	15081.87