Month	US Dollars, monthly level
1999-01-01	212347200.02616102
1999-02-01	255161920.03143600
1999-03-01	320765120.03951800
1999-04-01	347179040.04277200
1999-05-01	314377440.03873104
1999-06-01	343467280.04231500
1999-07-01	313859520.03866804
1999-08-01	291934240.03596604
1999-09-01	334058400.04115600
1999-10-01	305572800.03764600
1999-11-01	362026080.04460204
1999-12-01	353221440.04351700
2000-01-01	290553120.03579600
2000-02-01	338719680.04173000
2000-03-01	413645440.05096100
2000-04-01	348214880.04290000
2000-05-01	410796880.05061000
2000-06-01	413041200.05088700
2000-07-01	395863520.04877000
2000-08-01	403114400.04966396
2000-09-01	438160320.05398100
2000-10-01	449727200.05540603
2000-11-01	509546960.06277600
2000-12-01	492628240.06069200
2001-01-01	379376400.04673900
2001-02-01	428837760.05283296
2001-03-01	472429360.05820304
2001-04-01	470357680.05794800
2001-05-01	507906880.06257400
2001-06-01	496426320.06115997
2001-07-01	487103760.06001097
2001-08-01	435225440.05362004
2001-09-01	475536880.05858600
2001-10-01	574804880.07081600
2001-11-01	547096160.06740200
2001-12-01	569194080.07012500
2002-01-01	468458640.05771400
2002-02-01	469184306.05903000
2002-03-01	535123529.12575700
2002-04-01	620078085.96454810
2002-05-01	673570031.78594700
2002-06-01	630350016.69952000
2002-07-01	655635126.11423900
2002-08-01	567284830.88058400
2002-09-01	668391454.70647600
2002-10-01	802677909.28428200
2002-11-01	724761792.12251600
2002-12-01	710801848.18764010
2003-01-01	617376860.86052000
2003-02-01	653666596.14621510
2003-03-01	756788439.00992100
2003-04-01	762052657.34998800
2003-05-01	748787556.30343090
2003-06-01	825555286.18931200
2003-07-01	837725538.50251100
2003-08-01	714668770.27292900
2003-09-01	841379414.23474000
2003-10-01	1002168724.29431000
2003-11-01	900119893.93371900
2003-12-01	1008016585.28517990
2004-01-01	791111552.65626690
2004-02-01	886652742.16021600
2004-03-01	961189838.53608000
2004-04-01	1156104176.11681000
2004-05-01	912216497.46977290
2004-06-01	916611334.24377190
2004-07-01	1124181711.12669010
2004-08-01	968401452.77951400
2004-09-01	1055042555.88812000
2004-10-01	1155130786.93111010
2004-11-01	1230384024.62850000
2004-12-01	1228560958.42667980
2005-01-01	983971528.34939200
2005-02-01	1026771830.39306000
2005-03-01	1197419683.26954000
2005-04-01	1553921800.33059000
2005-05-01	1235698735.42585000
2005-06-01	1130417224.88304000
2005-07-01	1172544464.76302000
2005-08-01	1338976379.68169000
2005-09-01	1471250672.05278020
2005-10-01	1468787622.30399000
2005-11-01	1507445699.09691000
2005-12-01	1423344992.59977000
2006-01-01	1211621329.96295000
2006-02-01	1255694148.55679000
2006-03-01	1662810643.69104000
2006-04-01	1417640353.37250000
2006-05-01	1755738681.64854000
2006-06-01	1686112470.15792000
2006-07-01	1551581918.60271000
2006-08-01	1796527788.32080980
2006-09-01	1799470409.64809010
2006-10-01	1727914163.98759980
2006-11-01	1803342975.78258010
2006-12-01	1744242904.05191020
2007-01-01	1636736333.42580000
2007-02-01	1701722220.57653020
2007-03-01	1870498443.45339010
2007-04-01	1989042664.10721020
2007-05-01	2158608745.61747030
2007-06-01	2046431642.35053010
2007-07-01	2142120134.06863020
2007-08-01	2103800970.47859000
2007-09-01	2103488856.32337980
2007-10-01	2203657858.00309000
2007-11-01	2334126231.42938000
2007-12-01	2155028978.92067000
2008-01-01	2354035001.56711000
2008-02-01	2479657904.58225000
2008-03-01	2973274543.22317000
2008-04-01	3065281065.37512970
2008-05-01	2830373425.10434000
2008-06-01	2974397191.90545000
2008-07-01	3113630728.93784000
2008-08-01	2657575919.22526000
2008-09-01	2787980522.17703000
2008-10-01	2301286513.54742000
2008-11-01	1899180161.44920020
2008-12-01	1857781394.57119000
2009-01-01	1299131553.16775010
2009-02-01	1269602108.05775000
2009-03-01	1422921579.20189000
2009-04-01	1280758331.28581000
2009-05-01	1452875301.87228000
2009-06-01	1537070087.35661000
2009-07-01	1546174912.22225000
2009-08-01	1666716699.50495000
2009-09-01	1730913654.26926000
2009-10-01	1779105463.25624000
2009-11-01	1729158184.53425000
2009-12-01	1626248915.45148020
2010-01-01	1478341282.66058000
2010-02-01	1566166294.36981000
2010-03-01	1780199473.82053000
2010-04-01	1934966056.99319980
2010-05-01	1679521978.32607000
2010-06-01	1788832416.69298000
2010-07-01	2015326898.21625020
2010-08-01	1973674532.98464000
2010-09-01	2154067796.75624000
2010-10-01	2309316822.45613000
2010-11-01	2413739487.00344000
2010-12-01	2290722493.55732000
2011-01-01	2218543588.25353000
2011-02-01	2323403694.59106970
2011-03-01	2653076238.68477000
2011-04-01	2624480048.15585000
2011-05-01	2870405200.96020000
2011-06-01	2799454776.21336030
2011-07-01	2645715156.43993000
2011-08-01	2824509717.70955000
2011-09-01	2844556945.12930000
2011-10-01	2754199737.88774970
2011-11-01	2777397370.63153000
2011-12-01	2474746287.16269000
2012-01-01	2360303428.54474000
2012-02-01	2577930222.33818000
2012-03-01	2774580867.97441000
2012-04-01	2579292051.54098000
2012-05-01	2157421705.56893000
2012-06-01	2483102519.94664000
2012-07-01	2566610096.13611000
2012-08-01	2682060303.68836980
2012-09-01	2995870195.37093000
2012-10-01	3176098841.08802030
2012-11-01	2920810375.25223970
2012-12-01	2713672911.63932000
2013-01-01	2810045758.82860000
2013-02-01	2692744629.86188000
2013-03-01	2768233364.59192040
2013-04-01	2946377202.27543970
2013-05-01	2577652596.10191970
2013-06-01	2567023846.35299000
2013-07-01	3070114666.40245000
2013-08-01	2941555067.59461000
2013-09-01	3098765896.09790000
2013-10-01	3291593022.18418030
2013-11-01	3089233555.31624030
2013-12-01	2960500902.79263970
2014-01-01	2530071316.60344000
2014-02-01	2552300813.40197000
2014-03-01	2907352077.51335000
2014-04-01	2988265558.94111000
2014-05-01	3003594899.27748000
2014-06-01	2929059146.28584000
2014-07-01	3140523909.11117000
2014-08-01	2792946956.49694000
2014-09-01	3050626169.00917960
2014-10-01	3164929224.64130970
2014-11-01	2792202418.08478000
2014-12-01	2536899627.80011030
2015-01-01	1983945329.96861000
2015-02-01	2191552449.96667000
2015-03-01	2315482043.81858970
2015-04-01	2491549952.12130980
2015-05-01	2450572469.79826970
2015-06-01	2515372736.27823000
2015-07-01	2502358625.96881000
2015-08-01	2228159523.70604000
2015-09-01	2410288285.96385000
2015-10-01	2530652796.32737970
2015-11-01	2283092294.99233960
2015-12-01	2257713599.16834970
2016-01-01	1733626558.92331000
2016-02-01	2094371757.12607000
2016-03-01	2378126025.23369030
2016-04-01	2349919025.47606000
2016-05-01	2452159096.63138000
2016-06-01	2336340043.67362980
2016-07-01	2232969678.58734000
2016-08-01	2279405996.07733000
2016-09-01	2384073965.16498000
2016-10-01	2423659136.19380000
2016-11-01	2280443437.25118000
2016-12-01	2381511042.29851000
2017-01-01	2197614662.23176000
2017-02-01	2332429175.48469000
2017-03-01	2601469856.77961000
2017-04-01	2464575015.36140970
2017-05-01	2734301918.10163970
2017-06-01	2615256856.67854000
2017-07-01	2681400522.61254000
2017-08-01	2843806360.43564000
2017-09-01	2879380301.21599000
2017-10-01	2945383198.18413970
2017-11-01	3109260604.28820000
2017-12-01	2859223188.84994030
2018-01-01	2894648091.66458000
2018-02-01	2836882058.42099000
2018-03-01	3224155469.30826000
2018-04-01	2879798480.89372000
2018-05-01	3190511261.71786000
2018-06-01	3054077513.82785000
2018-07-01	2969761157.11961000
2018-08-01	3102915663.43708000