Quarter	Billions of US Dollars
1990-01-01	5.9053130434783
1990-04-01	7.9237467166979
1990-07-01	9.9018667805295
1990-10-01	13.7247381594150
1991-01-01	11.8457312925170
1991-04-01	14.2950523876690
1991-07-01	16.2418582104630
1991-10-01	19.0507743563860
1992-01-01	21.5429023162130
1992-04-01	25.2749434914230
1992-07-01	28.4146242308080
1992-10-01	30.7140630630630
1993-01-01	33.6948320000000
1993-04-01	35.5686286286290
1993-07-01	36.9103690000000
1993-10-01	39.4684494494490
1994-01-01	41.8292970000000
1994-04-01	44.3782322322320
1994-07-01	46.6466190000000
1994-10-01	48.5380780000000
1995-01-01	47.2825570000000
1995-04-01	47.1577700000000
1995-07-01	45.7544140000000
1995-10-01	48.0897620000000
1996-01-01	48.6765100000000
1996-04-01	49.6165980000000
1996-07-01	50.0965940000000
1996-10-01	52.9393820000000
1997-01-01	53.9637060000000
1997-04-01	56.8432970000000
1997-07-01	59.6906260000000
1997-10-01	62.2479990000000
1998-01-01	64.1215220000000
1998-04-01	66.3031100000000
1998-07-01	68.2807900000000
1998-10-01	70.6395160000000
1999-01-01	69.7447080000000
1999-04-01	69.3306770000000
1999-07-01	68.9180490000000
1999-10-01	68.9897250000000
2000-01-01	67.7891868373670
2000-04-01	66.7797449489900
2000-07-01	66.2737720000000
2000-10-01	66.4526692708330
2001-01-01	62.2608524262130
2001-04-01	61.4379657965800
2001-07-01	57.7198921832880
2001-10-01	54.6220440660990
2002-01-01	17.0091801652890
2002-04-01	13.1325632124350
2002-07-01	12.8030274300930
2002-10-01	13.3027315555560
2003-01-01	14.0039226130650
2003-04-01	14.0920711535720
2003-07-01	13.1043722080960
2003-10-01	12.8777066549320
2004-01-01	13.3240762688230
2004-04-01	13.5384705922030
2004-07-01	14.0479856571050
2004-10-01	15.0924353412030
2005-01-01	16.0859268000680
2005-04-01	17.7190641674170
2005-07-01	18.8941076896610
2005-10-01	19.8277973119520
2006-01-01	20.9500519210800
2006-04-01	22.9355132145050
2006-07-01	24.8182266533520
2006-10-01	27.1586511446410
2007-01-01	28.5438528598080
2007-04-01	30.9182190046420
2007-07-01	33.4367289452820
2007-10-01	36.6884436601810
2008-01-01	38.3085146417050
2008-04-01	42.7747265276450
2008-07-01	43.4829869796680
2008-10-01	40.2826749782550
2009-01-01	38.2982530104250
2009-04-01	38.4919991017650
2009-07-01	37.7151534540160
2009-10-01	40.0632079390120
2010-01-01	40.5909597211460
2010-04-01	43.3295763358780
2010-07-01	46.7912549514320
2010-10-01	52.3227974333170
2011-01-01	54.8374716617690
2011-04-01	60.4000640838210
2011-07-01	66.3200023784040
2011-10-01	69.9230219639740
2012-01-01	71.8026718535470
2012-04-01	74.9752178997080
2012-07-01	75.8630552121080
2012-10-01	80.3407237417390
2013-01-01	80.3920055460080
2013-04-01	82.3166125971950
2013-07-01	82.1645023737590
2013-10-01	79.5169423351280
2014-01-01	66.8687176379450
2014-04-01	67.8596401780660
2014-07-01	68.3660997523880
2014-10-01	73.5078584419880
2015-01-01	74.1420624673820
2015-04-01	77.3039497546050
2015-07-01	80.0518476230900
2015-10-01	65.1905609837100
2016-01-01	59.1744833828600
2016-04-01	62.2926056130970
2016-07-01	64.4512508629110
2016-10-01	69.5016140615190
2017-01-01	75.5520348863600
2017-04-01	78.8298130382050
2017-07-01	83.5488761089720
2017-10-01	88.3091653460120
2018-01-01	89.8499495330820