Quarter	Billions of US Dollars
1994-10-01	109.879
1995-01-01	120.751
1995-04-01	121.445
1995-07-01	117.549
1995-10-01	116.295
1996-01-01	114.308
1996-04-01	111.705
1996-07-01	112.616
1996-10-01	111.957
1997-01-01	105.805
1997-04-01	103.915
1997-07-01	104.396
1997-10-01	104.794
1998-01-01	100.278
1998-04-01	101.327
1998-07-01	107.914
1998-10-01	105.891
1999-01-01	104.822
1999-04-01	104.653
1999-07-01	110.600
1999-10-01	107.239
2000-01-01	110.275
2000-04-01	110.987
2000-07-01	109.388
2000-10-01	115.376
2001-01-01	110.868
2001-04-01	110.210
2001-07-01	122.459
2001-10-01	121.736
2002-01-01	120.656
2002-04-01	135.800
2002-07-01	134.033
2002-10-01	139.928
2003-01-01	153.920
2003-04-01	163.113
2003-07-01	168.903
2003-10-01	181.112
2004-01-01	183.801
2004-04-01	186.654
2004-07-01	195.594
2004-10-01	220.403
2005-01-01	220.472
2005-04-01	212.570
2005-07-01	218.889
2005-10-01	226.012
2006-01-01	243.515
2006-04-01	263.057
2006-07-01	275.132
2006-10-01	296.201
2007-01-01	308.217
2007-04-01	317.365
2007-07-01	337.331
2007-10-01	364.952
2008-01-01	396.544
2008-04-01	404.557
2008-07-01	371.954
2008-10-01	365.053
2009-01-01	351.700
2009-04-01	371.088
2009-07-01	383.901
2009-10-01	378.154
2010-01-01	362.109
2010-04-01	327.337
2010-07-01	358.235
2010-10-01	347.609
2011-01-01	381.245
2011-04-01	393.164
2011-07-01	384.134
2011-10-01	372.981
2012-01-01	394.938
2012-04-01	374.818
2012-07-01	382.934
2012-10-01	399.130
2013-01-01	386.795
2013-04-01	391.940
2013-07-01	404.534
2013-10-01	398.425
2014-01-01	403.154
2014-04-01	394.402
2014-07-01	382.912
2014-10-01	371.307
2015-01-01	332.724
2015-04-01	348.251
2015-07-01	359.524
2015-10-01	351.297
2016-01-01	363.342
2016-04-01	353.087
2016-07-01	359.186
2016-10-01	332.208
2017-01-01	336.055
2017-04-01	357.400
2017-07-01	365.335
2017-10-01	374.696
2018-01-01	381.791