Month	US Dollars, Monthly Level
1991-01-01	3683761931.5427103
1991-02-01	5970110249.2000400
1991-03-01	4133563579.9476400
1991-04-01	5017508135.3631300
1991-05-01	7179791040.4344000
1991-06-01	7822831882.0905700
1991-07-01	5989210472.2195300
1991-08-01	6123256181.5184700
1991-09-01	8785414292.6403600
1991-10-01	5153618733.6371590
1991-11-01	6421460564.3362800
1991-12-01	10245979094.3469000
1992-01-01	3969232832.3475200
1992-02-01	5635254087.0745710
1992-03-01	6032228992.5337000
1992-04-01	4940246872.8788900
1992-05-01	5057085174.0521700
1992-06-01	5665194977.2132300
1992-07-01	4946613613.8853890
1992-08-01	5017680209.4443900
1992-09-01	5532697934.6455900
1992-10-01	5358042742.1700800
1992-11-01	5438745486.2794500
1992-12-01	6056663512.0721400
1993-01-01	2467370251.1393400
1993-02-01	3200922059.5365100
1993-03-01	3263901173.2764497
1993-04-01	3549027925.9187403
1993-05-01	4377908775.3321010
1993-06-01	5024735246.7759090
1993-07-01	2914246640.1629000
1993-08-01	3155494502.0847497
1993-09-01	3909867274.3139700
1993-10-01	4150426839.9107900
1993-11-01	4698138640.5507600
1993-12-01	5415343411.2285500
1994-01-01	3549200000.0000000
1994-02-01	3851000000.0000000
1994-03-01	4144800000.0000000
1994-04-01	3639000000.0000000
1994-05-01	4062600000.0000000
1994-06-01	4353400000.0000000
1994-07-01	3764300000.0000000
1994-08-01	4088800000.0000000
1994-09-01	4460900000.0000000
1994-10-01	4339300000.0000000
1994-11-01	4779600000.0000000
1994-12-01	5485500000.0000000
1995-01-01	3702400000.0000000
1995-02-01	4410400000.0000000
1995-03-01	4864200000.0000000
1995-04-01	4281300000.0000000
1995-05-01	4714300000.0000000
1995-06-01	5220500000.0000000
1995-07-01	5212900000.0000000
1995-08-01	4998900000.0000000
1995-09-01	5070900000.0000000
1995-10-01	5529000000.0000000
1995-11-01	6294900000.0000000
1995-12-01	6645300000.0000000
1996-01-01	4818600000.0000000
1996-02-01	5829200000.0000000
1996-03-01	5966200000.0000000
1996-04-01	6096400000.0000000
1996-05-01	5704600000.0000000
1996-06-01	5519000000.0000000
1996-07-01	6059700000.0000000
1996-08-01	5767200000.0000000
1996-09-01	5342400000.0000000
1996-10-01	5715700000.0000000
1996-11-01	5581200000.0000000
1996-12-01	6428100000.0000000
1997-01-01	4704000000.0000000
1997-02-01	4939000000.0000000
1997-03-01	5522000000.0000000
1997-04-01	6043000000.0000000
1997-05-01	5391000000.0000000
1997-06-01	5674000000.0000000
1997-07-01	6319000000.0000000
1997-08-01	5996000000.0000000
1997-09-01	6077000000.0000000
1997-10-01	6672000000.0000000
1997-11-01	6340000000.0000000
1997-12-01	8112000000.0000000
1998-01-01	5603000000.0000000
1998-02-01	5841000000.0000000
1998-03-01	6320000000.0000000
1998-04-01	6010000000.0000000
1998-05-01	5612000000.0000000
1998-06-01	5633000000.0000000
1998-07-01	5449000000.0000000
1998-08-01	4865000000.0000000
1998-09-01	2995000000.0000000
1998-10-01	2872000000.0000000
1998-11-01	2895000000.0000000
1998-12-01	3443000000.0000000
1999-01-01	2525000000.0000000
1999-02-01	2773000000.0000000
1999-03-01	3259000000.0000000
1999-04-01	3092000000.0000000
1999-05-01	2723000000.0000000
1999-06-01	3776000000.0000000
1999-07-01	3044000000.0000000
1999-08-01	2926000000.0000000
1999-09-01	2949000000.0000000
1999-10-01	3179000000.0000000
1999-11-01	3260000000.0000000
1999-12-01	3757000000.0000000
2000-01-01	2719000000.0000000
2000-02-01	3208000000.0000000
2000-03-01	3421000000.0000000
2000-04-01	3154000000.0000000
2000-05-01	3165000000.0000000
2000-06-01	3343000000.0000000
2000-07-01	3373000000.0000000
2000-08-01	3535000000.0000000
2000-09-01	3510000000.0000000
2000-10-01	3921000000.0000000
2000-11-01	4131000000.0000000
2000-12-01	4651000000.0000000
2001-01-01	3048000000.0000000
2001-02-01	3528000000.0000000
2001-03-01	4058000000.0000000
2001-04-01	4170000000.0000000
2001-05-01	4375000000.0000000
2001-06-01	4472000000.0000000
2001-07-01	4216999999.9999995
2001-08-01	4388000000.0000000
2001-09-01	4000000000.0000000
2001-10-01	4630000000.0000000
2001-11-01	4884000000.0000000
2001-12-01	5549000000.0000000
2002-01-01	3515000000.0000000
2002-02-01	3818000000.0000000
2002-03-01	4450000000.0000000
2002-04-01	4903000000.0000000
2002-05-01	4480000000.0000000
2002-06-01	4735000000.0000000
2002-07-01	5250000000.0000000
2002-08-01	4937000000.0000000
2002-09-01	4936000000.0000000
2002-10-01	5637000000.0000000
2002-11-01	5512000000.0000000
2002-12-01	6248000000.0000000
2003-01-01	4554000000.0000000
2003-02-01	5018000000.0000000
2003-03-01	5804000000.0000000
2003-04-01	5977000000.0000000
2003-05-01	5713000000.0000000
2003-06-01	5852000000.0000000
2003-07-01	6436000000.0000000
2003-08-01	6101000000.0000000
2003-09-01	6218000000.0000000
2003-10-01	6830000000.0000000
2003-11-01	6548000000.0000000
2003-12-01	8163000000.0000000
2004-01-01	5363000000.0000000
2004-02-01	6334000000.0000000
2004-03-01	7506000000.0000000
2004-04-01	7473000000.0000000
2004-05-01	7122000000.0000000
2004-06-01	7638000000.0000000
2004-07-01	8077999999.9999990
2004-08-01	8051000000.0000000
2004-09-01	8026000000.0000000
2004-10-01	8641000000.0000000
2004-11-01	9155000000.0000000
2004-12-01	10857000000.0000000
2005-01-01	6934000000.0000000
2005-02-01	8346000000.0000000
2005-03-01	10020000000.0000000
2005-04-01	9531000000.0000000
2005-05-01	9451000000.0000000
2005-06-01	9898000000.0000000
2005-07-01	10722000000.0000000
2005-08-01	10644000000.0000000
2005-09-01	10719000000.0000000
2005-10-01	11456000000.0000000
2005-11-01	12294000000.0000000
2005-12-01	13825000000.0000000
2006-01-01	8311000000.0000000
2006-02-01	10080000000.0000000
2006-03-01	12353000000.0000000
2006-04-01	11359000000.0000000
2006-05-01	12921000000.0000000
2006-06-01	14477000000.0000000
2006-07-01	13479000000.0000000
2006-08-01	14240000000.0000000
2006-09-01	14342000000.0000000
2006-10-01	15821000000.0000000
2006-11-01	16180000000.0000000
2006-12-01	19625000000.0000000
2007-01-01	11655000000.0000000
2007-02-01	14073000000.0000000
2007-03-01	16884000000.0000000
2007-04-01	16694000000.0000000
2007-05-01	17453000000.0000000
2007-06-01	18541000000.0000000
2007-07-01	19332000000.0000000
2007-08-01	19995000000.0000000
2007-09-01	18693000000.0000000
2007-10-01	22225000000.0000000
2007-11-01	22610000000.0000000
2007-12-01	24928000000.0000000
2008-01-01	15558000000.0000000
2008-02-01	20977000000.0000000
2008-03-01	23238000000.0000000
2008-04-01	25211000000.0000000
2008-05-01	24286000000.0000000
2008-06-01	25311000000.0000000
2008-07-01	28686000000.0000000
2008-08-01	27130000000.0000000
2008-09-01	27230000000.0000000
2008-10-01	26711000000.0000000
2008-11-01	21076000000.0000000
2008-12-01	23258000000.0000000
2009-01-01	10280000000.0000000
2009-02-01	13210000000.0000000
2009-03-01	14230000000.0000000
2009-04-01	14146000000.0000000
2009-05-01	13115000000.0000000
2009-06-01	14669000000.0000000
2009-07-01	15213000000.0000000
2009-08-01	14818000000.0000000
2009-09-01	16811000000.0000000
2009-10-01	18409000000.0000000
2009-11-01	18442000000.0000000
2009-12-01	20580000000.0000000
2010-01-01	11142000000.0000000
2010-02-01	15239000000.0000000
2010-03-01	18436000000.0000000
2010-04-01	18904000000.0000000
2010-05-01	19053000000.0000000
2010-06-01	19327000000.0000000
2010-07-01	20811000000.0000000
2010-08-01	23605000000.0000000
2010-09-01	23209000000.0000000
2010-10-01	24453000000.0000000
2010-11-01	24544000000.0000000
2010-12-01	26956000000.0000000
2011-01-01	16228000000.0000020
2011-02-01	21670000000.0000000
2011-03-01	26794000000.0000000
2011-04-01	26919000000.0000000
2011-05-01	27930000000.0000000
2011-06-01	27478000000.0000000
2011-07-01	26855000000.0000000
2011-08-01	29428000000.0000000
2011-09-01	26841000000.0000000
2011-10-01	28702000000.0000000
2011-11-01	29755000000.0000000
2011-12-01	29955000000.0000000
2012-01-01	19141000000.0000000
2012-02-01	24696000000.0000000
2012-03-01	28405000000.0000000
2012-04-01	26771000000.0000000
2012-05-01	28156000000.0000000
2012-06-01	26979000000.0000000
2012-07-01	29700000000.0000000
2012-08-01	29959000000.0000000
2012-09-01	27364000000.0000000
2012-10-01	32156999999.9999960
2012-11-01	30587000000.0000000
2012-12-01	31855000000.0000000
2013-01-01	21712000000.0000000
2013-02-01	26484000000.0000000
2013-03-01	28370000000.0000000
2013-04-01	29849000000.0000000
2013-05-01	26383000000.0000000
2013-06-01	28243000000.0000000
2013-07-01	30263000000.0000000
2013-08-01	28351000000.0000000
2013-09-01	28692000000.0000000
2013-10-01	30648000000.0000000
2013-11-01	29793000000.0000000
2013-12-01	32481000000.0000000
2014-01-01	20977000000.0000000
2014-02-01	24089000000.0000000
2014-03-01	27372000000.0000000
2014-04-01	27753000000.0000000
2014-05-01	26159000000.0000000
2014-06-01	26745000000.0000000
2014-07-01	29153000000.0000000
2014-08-01	25278000000.0000000
2014-09-01	26037000000.0000000
2014-10-01	26785000000.0000000
2014-11-01	23072000000.0000000
2014-12-01	24457000000.0000000
2015-01-01	12156000000.0000000
2015-02-01	15418000000.0000000
2015-03-01	17082000000.0000000
2015-04-01	16170000000.0000020
2015-05-01	15290000000.0000000
2015-06-01	16221000000.0000000
2015-07-01	16763000000.0000020
2015-08-01	16232000000.0000000
2015-09-01	16831000000.0000000
2015-10-01	16917000000.0000020
2015-11-01	16434000000.0000020
2015-12-01	17505000000.0000000
2016-01-01	9844000000.0000000
2016-02-01	12861000000.0000000
2016-03-01	15352000000.0000000
2016-04-01	15113000000.0000000
2016-05-01	14437000000.0000000
2016-06-01	15982000000.0000000
2016-07-01	16143999999.9999980
2016-08-01	18449000000.0000000
2016-09-01	17959000000.0000000
2016-10-01	18180000000.0000000
2016-11-01	17615000000.0000000
2016-12-01	19557000000.0000000
2017-01-01	13618000000.0000000
2017-02-01	15476000000.0000000
2017-03-01	18995000000.0000000
2017-04-01	18258000000.0000000
2017-05-01	19628000000.0000000
2017-06-01	20783000000.0000000
2017-07-01	20847000000.0000000
2017-08-01	22415000000.0000000
2017-09-01	20559000000.0000000
2017-10-01	21504000000.0000000
2017-11-01	21897000000.0000000
2017-12-01	24146000000.0000000
2018-01-01	16674000000.0000000
2018-02-01	19113000000.0000000
2018-03-01	21640000000.0000000
2018-04-01	20804000000.0000000
2018-05-01	21409000000.0000000
2018-06-01	21127000000.0000000
2018-07-01	21026000000.0000000
2018-08-01	21639000000.0000000
2018-09-01	19954000000.0000000