Quarter	Billions of US Dollars
2000-01-01	64.826
2000-04-01	64.176
2000-07-01	64.159
2000-10-01	65.820
2001-01-01	67.778
2001-04-01	69.073
2001-07-01	70.324
2001-10-01	73.417
2002-01-01	76.917
2002-04-01	80.735
2002-07-01	81.865
2002-10-01	88.325
2003-01-01	89.671
2003-04-01	95.460
2003-07-01	95.621
2003-10-01	105.861
2004-01-01	108.854
2004-04-01	114.589
2004-07-01	121.012
2004-10-01	140.155
2005-01-01	139.134
2005-04-01	135.779
2005-07-01	138.269
2005-10-01	140.582
2006-01-01	148.979
2006-04-01	156.100
2006-07-01	159.361
2006-10-01	172.664
2007-01-01	177.478
2007-04-01	182.305
2007-07-01	191.826
2007-10-01	214.821
2008-01-01	232.663
2008-04-01	247.934
2008-07-01	226.289
2008-10-01	199.491
2009-01-01	177.876
2009-04-01	201.314
2009-07-01	228.851
2009-10-01	238.077
2010-01-01	242.518
2010-04-01	217.901
2010-07-01	260.719
2010-10-01	258.108
2011-01-01	282.255
2011-04-01	293.061
2011-07-01	253.859
2011-10-01	246.041
2012-01-01	275.141
2012-04-01	260.535
2012-07-01	274.526
2012-10-01	283.457
2013-01-01	277.486
2013-04-01	278.875
2013-07-01	296.004
2013-10-01	306.329
2014-01-01	268.667
2014-04-01	270.657
2014-07-01	251.773
2014-10-01	245.551
2015-01-01	232.584
2015-04-01	238.298
2015-07-01	240.589
2015-10-01	234.875
2016-01-01	251.074
2016-04-01	244.826
2016-07-01	252.955
2016-10-01	240.585
2017-01-01	256.339
2017-04-01	274.466
2017-07-01	277.314
2017-10-01	288.086
2018-01-01	300.429