Quarter	Billions of US Dollars
2000-01-01	4570.323
2000-04-01	4599.642
2000-07-01	4244.351
2000-10-01	4458.614
2001-01-01	4268.480
2001-04-01	4155.247
2001-07-01	4489.366
2001-10-01	4349.949
2002-01-01	4390.617
2002-04-01	5068.129
2002-07-01	5040.176
2002-10-01	5345.018
2003-01-01	5696.748
2003-04-01	6072.457
2003-07-01	6257.417
2003-10-01	6743.314
2004-01-01	6720.160
2004-04-01	6825.388
2004-07-01	7012.149
2004-10-01	7618.973
2005-01-01	7451.470
2005-04-01	7083.264
2005-07-01	7069.622
2005-10-01	6913.992
2006-01-01	7216.945
2006-04-01	7658.891
2006-07-01	7664.047
2006-10-01	7906.997
2007-01-01	8137.364
2007-04-01	8367.700
2007-07-01	8772.583
2007-10-01	9000.044
2008-01-01	9888.447
2008-04-01	10002.366
2008-07-01	9144.999
2008-10-01	9223.832
2009-01-01	9234.667
2009-04-01	10131.296
2009-07-01	10676.787
2009-10-01	10608.428
2010-01-01	10178.787
2010-04-01	9486.809
2010-07-01	10645.675
2010-10-01	10795.425
2011-01-01	11687.277
2011-04-01	12090.887
2011-07-01	11358.553
2011-10-01	10992.071
2012-01-01	11482.932
2012-04-01	11024.282
2012-07-01	11337.494
2012-10-01	11649.392
2013-01-01	11526.784
2013-04-01	11929.805
2013-07-01	12269.569
2013-10-01	12559.952
2014-01-01	12759.744
2014-04-01	12770.102
2014-07-01	11732.819
2014-10-01	11340.266
2015-01-01	10204.083
2015-04-01	10621.072
2015-07-01	10639.942
2015-10-01	10307.755
2016-01-01	10962.360
2016-04-01	10768.068
2016-07-01	10753.835
2016-10-01	10126.336
2017-01-01	10379.948
2017-04-01	11146.630
2017-07-01	11517.419
2017-10-01	11621.524
2018-01-01	12028.806