Quarter	Billions of US Dollars
1990-10-01	343.969
1991-01-01	367.873
1991-04-01	386.134
1991-07-01	399.887
1991-10-01	408.688
1992-01-01	419.117
1992-04-01	427.949
1992-07-01	449.740
1992-10-01	466.446
1993-01-01	480.813
1993-04-01	495.624
1993-07-01	520.959
1993-10-01	533.180
1994-01-01	559.529
1994-04-01	588.606
1994-07-01	630.971
1994-10-01	661.624
1995-01-01	706.975
1995-04-01	754.203
1995-07-01	780.022
1995-10-01	796.697
1996-01-01	824.324
1996-04-01	832.041
1996-07-01	863.268
1996-10-01	869.844
1997-01-01	869.436
1997-04-01	905.679
1997-07-01	912.552
1997-10-01	530.913
1998-01-01	656.192
1998-04-01	661.064
1998-07-01	665.408
1998-10-01	748.025
1999-01-01	764.183
1999-04-01	791.013
1999-07-01	761.263
1999-10-01	804.395
2000-01-01	848.831
2000-04-01	847.211
2000-07-01	865.146
2000-10-01	761.324
2001-01-01	743.332
2001-04-01	777.366
2001-07-01	802.021
2001-10-01	801.315
2002-01-01	834.243
2002-04-01	963.369
2002-07-01	971.227
2002-10-01	1031.234
2003-01-01	994.191
2003-04-01	1053.530
2003-07-01	1109.539
2003-10-01	1087.138
2004-01-01	1155.664
2004-04-01	1158.406
2004-07-01	1186.461
2004-10-01	1321.055
2005-01-01	1380.790
2005-04-01	1410.671
2005-07-01	1403.618
2005-10-01	1484.809
2006-01-01	1584.691
2006-04-01	1690.171
2006-07-01	1753.017
2006-10-01	1834.579
2007-01-01	1870.025
2007-04-01	1965.393
2007-07-01	2026.624
2007-10-01	2042.570
2008-01-01	2010.146
2008-04-01	1976.358
2008-07-01	1764.436
2008-10-01	1670.178
2009-01-01	1642.232
2009-04-01	1828.391
2009-07-01	2016.855
2009-10-01	2071.814
2010-01-01	2185.368
2010-04-01	2069.694
2010-07-01	2267.183
2010-10-01	2310.974
2011-01-01	2428.227
2011-04-01	2533.704
2011-07-01	2347.822
2011-10-01	2424.640
2012-01-01	2535.700
2012-04-01	2560.159
2012-07-01	2679.027
2012-10-01	2800.704
2013-01-01	2762.088
2013-04-01	2726.694
2013-07-01	2919.689
2013-10-01	2992.649
2014-01-01	3031.078
2014-04-01	3235.615
2014-07-01	3155.294
2014-10-01	3093.305
2015-01-01	3122.838
2015-04-01	3142.311
2015-07-01	3034.556
2015-10-01	3084.579
2016-01-01	3256.149
2016-04-01	3272.535
2016-07-01	3450.520
2016-10-01	3173.337
2017-01-01	3467.597
2017-04-01	3446.921
2017-07-01	3476.874
2017-10-01	3749.584
2018-01-01	3811.962
