Quarter	Billions of US Dollars
1999-01-01	37563.377
1999-04-01	37580.555
1999-07-01	39710.471
1999-10-01	40314.452
2000-01-01	40221.744
2000-04-01	40348.791
2000-07-01	39830.239
2000-10-01	40442.898
2001-01-01	39144.784
2001-04-01	39380.255
2001-07-01	40965.519
2001-10-01	40462.975
2002-01-01	40730.814
2002-04-01	43874.508
2002-07-01	43937.623
2002-10-01	45772.910
2003-01-01	46600.016
2003-04-01	48337.425
2003-07-01	49937.714
2003-10-01	52495.992
2004-01-01	53049.546
2004-04-01	53137.765
2004-07-01	54305.783
2004-10-01	58392.418
2005-01-01	57886.333
2005-04-01	57363.909
2005-07-01	58397.953
2005-10-01	58881.251
2006-01-01	60890.924
2006-04-01	63869.939
2006-07-01	64918.785
2006-10-01	67517.284
2007-01-01	69280.725
2007-04-01	71703.311
2007-07-01	75505.566
2007-10-01	78767.541
2008-01-01	83350.582
2008-04-01	84298.245
2008-07-01	81421.055
2008-10-01	80117.031
2009-01-01	78484.544
2009-04-01	82429.474
2009-07-01	85029.842
2009-10-01	84939.644
2010-01-01	83805.168
2010-04-01	82335.168
2010-07-01	87532.817
2010-10-01	88465.382
2011-01-01	91220.140
2011-04-01	93570.524
2011-07-01	91679.757
2011-10-01	92116.162
2012-01-01	94459.880
2012-04-01	93452.181
2012-07-01	96504.476
2012-10-01	97229.596
2013-01-01	96500.949
2013-04-01	97172.911
2013-07-01	99941.031
2013-10-01	100853.460
2014-01-01	101891.199
2014-04-01	103821.003
2014-07-01	101202.581
2014-10-01	99696.128
2015-01-01	97959.289
2015-04-01	100412.598
2015-07-01	99781.003
2015-10-01	100069.795
2016-01-01	103895.396
2016-04-01	104525.134
2016-07-01	106079.156
2016-10-01	103093.984
2017-01-01	106170.122
2017-04-01	109565.074
2017-07-01	112704.754
2017-10-01	115146.122
2018-01-01	119395.209