Month	US Dollars, monthly level
1991-01-01	690015456.4739530
1991-02-01	790309818.9538829
1991-03-01	857805430.6610680
1991-04-01	696758005.9953330
1991-05-01	768712935.2848380
1991-06-01	818523747.2570290
1991-07-01	759188253.5041040
1991-08-01	725023398.2409971
1991-09-01	853865086.5916800
1991-10-01	881971387.0379579
1991-11-01	1045147202.1867900
1991-12-01	1307820898.5858898
1992-01-01	751323208.5257540
1992-02-01	850692456.8001621
1992-03-01	924888592.1570740
1992-04-01	851643151.4143660
1992-05-01	920330486.5923940
1992-06-01	929796032.9790590
1992-07-01	926906721.7994060
1992-08-01	820454677.9017050
1992-09-01	988384978.6446830
1992-10-01	938262715.1196190
1992-11-01	871774382.7876730
1992-12-01	902195023.9105220
1993-01-01	592106656.8124900
1993-02-01	672802403.1778060
1993-03-01	805507084.6755920
1993-04-01	695142931.2581060
1993-05-01	761284327.7688830
1993-06-01	741449865.5971100
1993-07-01	758228544.7350320
1993-08-01	632612615.6532091
1993-09-01	769524615.2220589
1993-10-01	787781231.5512030
1993-11-01	807464906.8757260
1993-12-01	864874088.4497191
1994-01-01	628857443.0823100
1994-02-01	799460183.5007130
1994-03-01	834994696.2157160
1994-04-01	741656171.5939990
1994-05-01	812558599.7049840
1994-06-01	881812589.9563090
1994-07-01	871073165.7537460
1994-08-01	949295807.6476359
1994-09-01	984406334.8050950
1994-10-01	1024070516.4956701
1994-11-01	1083163580.8092802
1994-12-01	1083254180.6267800
1995-01-01	735381044.8194860
1995-02-01	929845818.5148381
1995-03-01	1048470268.5705000
1995-04-01	923190067.2627890
1995-05-01	1073666916.2598101
1995-06-01	1067510356.0730000
1995-07-01	1099894868.3931100
1995-08-01	1049305016.2320201
1995-09-01	1189420251.1354600
1995-10-01	1246724047.6078200
1995-11-01	1267081647.7771200
1995-12-01	1158422507.2828800
1996-01-01	1042841025.1763201
1996-02-01	1232678838.8939300
1996-03-01	1355751158.3207500
1996-04-01	1257150895.5658598
1996-05-01	1283493857.5544000
1996-06-01	1289342962.0299600
1996-07-01	1312133346.1411300
1996-08-01	1156960821.0994600
1996-09-01	1367570265.2368100
1996-10-01	1476977729.1979800
1996-11-01	1538401736.6447600
1996-12-01	1320374105.9967000
1997-01-01	1211719315.1675900
1997-02-01	1520538837.3370302
1997-03-01	1348158218.4242900
1997-04-01	1560074819.9148400
1997-05-01	1488554668.5484900
1997-06-01	1551722806.2316100
1997-07-01	1624293785.3107300
1997-08-01	1340136845.6718600
1997-09-01	1756096137.9984300
1997-10-01	1775758369.0711000
1997-11-01	2005667548.5837898
1997-12-01	1817928951.7603102
1998-01-01	1529822873.5693400
1998-02-01	1761711652.0860200
1998-03-01	1963653181.5892900
1998-04-01	1838013811.0909202
1998-05-01	1891513614.8583600
1998-06-01	1877540527.2707000
1998-07-01	1914077077.9740498
1998-08-01	1519182513.5290400
1998-09-01	2212212500.9787703
1998-10-01	2192333784.1880600
1998-11-01	2164872637.8133700
1998-12-01	2146408868.6968102
1999-01-01	1667110457.6449800
1999-02-01	1839885119.3681600
1999-03-01	2237679968.6280303
1999-04-01	1790407742.0285500
1999-05-01	1930022025.0048602
1999-06-01	2104385873.5284900
1999-07-01	2036532149.6436102
1999-08-01	1807644831.2655600
1999-09-01	2252499293.4032803
1999-10-01	2423430253.3883100
1999-11-01	2474645030.4259600
1999-12-01	2387901300.0795900
2000-01-01	1768357160.3529500
2000-02-01	2160481962.1174300
2000-03-01	2542581836.6483803
2000-04-01	2113493887.9297903
2000-05-01	2278756112.3717600
2000-06-01	2435023657.2220600
2000-07-01	2353109250.6403000
2000-08-01	2083824089.0064702
2000-09-01	2440864583.4197000
2000-10-01	2509163380.7519500
2000-11-01	2686601860.6115600
2000-12-01	2622642371.4101500
2001-01-01	2295452569.3417900
2001-02-01	2520769476.1515100
2001-03-01	2706745893.0443900
2001-04-01	2466932079.1423900
2001-05-01	2628834360.3405104
2001-06-01	2513888045.0329003
2001-07-01	2323976540.1610703
2001-08-01	2364269380.3951400
2001-09-01	2637091277.6154100
2001-10-01	2880976872.4882400
2001-11-01	2941365523.8021803
2001-12-01	2253145390.9657900
2002-01-01	2323454833.3363500
2002-02-01	2616252575.5970097
2002-03-01	2881848315.5081100
2002-04-01	2842580244.4326700
2002-05-01	2911749552.2461300
2002-06-01	2979173299.0610500
2002-07-01	2923458850.6730600
2002-08-01	2555163779.0767198
2002-09-01	3151819130.3016100
2002-10-01	3272862370.1439900
2002-11-01	3353269928.4243500
2002-12-01	2694553124.2000100
2003-01-01	2896477095.1064100
2003-02-01	3055314378.6611600
2003-03-01	3568424092.5128303
2003-04-01	3363745406.5446600
2003-05-01	3530650324.3918600
2003-06-01	3534848836.7385600
2003-07-01	3566406917.3050900
2003-08-01	3057782692.8393600
2003-09-01	4040194344.5263805
2003-10-01	4251631910.3460197
2003-11-01	4230875922.1212096
2003-12-01	3967484986.1945696
2004-01-01	3912571687.2581500
2004-02-01	4160864305.3160500
2004-03-01	4673546610.1784200
2004-04-01	4118392311.0528600
2004-05-01	4274606125.5784297
2004-06-01	4822549479.8205400
2004-07-01	4461230262.6588800
2004-08-01	3850050207.3977400
2004-09-01	4943354592.1799600
2004-10-01	5213319308.2683400
2004-11-01	5623084240.5665410
2004-12-01	4869626998.2238000
2005-01-01	4531791085.7003500
2005-02-01	4687724986.8007700
2005-03-01	5466086614.4682000
2005-04-01	5268719881.8398400
2005-05-01	5127970058.1921700
2005-06-01	5405489388.3367200
2005-07-01	4575184697.2454810
2005-08-01	4695500336.9714700
2005-09-01	5922501699.5241400
2005-10-01	5363002717.5458000
2005-11-01	5842388401.5365400
2005-12-01	4898877651.8863400
2006-01-01	5087794432.5481800
2006-02-01	5026424291.8550600
2006-03-01	6136699610.9978200
2006-04-01	5394972551.2857600
2006-05-01	6436185963.8732700
2006-06-01	6260793197.0663600
2006-07-01	5720761460.5921200
2006-08-01	5756057164.7780100
2006-09-01	6854409497.8556500
2006-10-01	6921127039.3912800
2006-11-01	7531568329.5559300
2006-12-01	6371999435.7120000
2007-01-01	6613475769.2093710
2007-02-01	6881213821.3209095
2007-03-01	7852326642.1155800
2007-04-01	7079694622.9472200
2007-05-01	7698685665.1516905
2007-06-01	7974343904.1218400
2007-07-01	7715188931.3025200
2007-08-01	7286938571.9752700
2007-09-01	8582017844.8867600
2007-10-01	9249056269.0347710
2007-11-01	9438071348.3559000
2007-12-01	7622989695.1666400
2008-01-01	8979378621.8005800
2008-02-01	9333448214.2264800
2008-03-01	9923448253.8873500
2008-04-01	10452392156.9513000
2008-05-01	9570743805.0500300
2008-06-01	10134773160.3881000
2008-07-01	9802139589.0170700
2008-08-01	7993933553.0708300
2008-09-01	9734616144.3538800
2008-10-01	8419159303.5012900
2008-11-01	7611540095.5435900
2008-12-01	6059220884.7579900
2009-01-01	5391567887.6155500
2009-02-01	5637421824.8145400
2009-03-01	6833312496.0930300
2009-04-01	6187111616.9017900
2009-05-01	6353752062.9065100
2009-06-01	7098338934.9897790
2009-07-01	7073925279.3406000
2009-08-01	6041801672.7729500
2009-09-01	8159500669.7915500
2009-10-01	8334609542.6985990
2009-11-01	8640161215.8361110
2009-12-01	7023862288.8583100
2010-01-01	6872978164.1730590
2010-02-01	7135480710.7201395
2010-03-01	8375178062.6780405
2010-04-01	7430215536.8229800
2010-05-01	7093980077.9558200
2010-06-01	7748436414.1765100
2010-07-01	7428374378.5740900
2010-08-01	7385154953.3939400
2010-09-01	8656783952.5359100
2010-10-01	9144194403.7906900
2010-11-01	9704688807.5078400
2010-12-01	7876679671.4664100
2011-01-01	8201133439.2319710
2011-02-01	9159565690.2351000
2011-03-01	10273960265.8549000
2011-04-01	9212177912.9146790
2011-05-01	9836321350.3854390
2011-06-01	9427273353.0667000
2011-07-01	8880271572.6037000
2011-08-01	9257315222.7229000
2011-09-01	9802267334.5636800
2011-10-01	9418305735.8794800
2011-11-01	10083375457.2862990
2011-12-01	7829196862.5110890
2012-01-01	7998226184.4233100
2012-02-01	8852080926.3618810
2012-03-01	9338225469.9431600
2012-04-01	8093028006.7160010
2012-05-01	8986196507.9154500
2012-06-01	8795618801.4886510
2012-07-01	7921267402.7844400
2012-08-01	8281276919.4733900
2012-09-01	8763947543.3942500
2012-10-01	9567000646.8654900
2012-11-01	9356011817.5108500
2012-12-01	7060357878.5939200
2013-01-01	8477026227.5685410
2013-02-01	8701782564.9496600
2013-03-01	8796451851.3540610
2013-04-01	8957331403.0164590
2013-05-01	8876771391.4339100
2013-06-01	8745309040.3127100
2013-07-01	8746832464.8726620
2013-08-01	8329964097.4221300
2013-09-01	9772828507.7951010
2013-10-01	10490165532.6290990
2013-11-01	9953617189.5084500
2013-12-01	8064071385.7738400
2014-01-01	8967617807.3621600
2014-02-01	9222942841.0980300
2014-03-01	10103787811.5852000
2014-04-01	9717509045.5536300
2014-05-01	9678179816.6943110
2014-06-01	9615152688.4723420
2014-07-01	9934109720.8122900
2014-08-01	8132592218.2920690
2014-09-01	10032186629.9961000
2014-10-01	9571173573.6252200
2014-11-01	9452145214.5214500
2014-12-01	7774154293.7710905
2015-01-01	7862353548.0067800
2015-02-01	8209290667.7124090
2015-03-01	9002130307.3126490
2015-04-01	8231383109.2555200
2015-05-01	7950939680.1908900
2015-06-01	8995280939.2400400
2015-07-01	8461350590.3821500
2015-08-01	7148412967.2211200
2015-09-01	9262440154.3141800
2015-10-01	9167629905.9528310
2015-11-01	8708785406.6081000
2015-12-01	7335380262.1875100
2016-01-01	7358364917.4155000
2016-02-01	8601219886.1893900
2016-03-01	8846044049.4734400
2016-04-01	9008501529.5820390
2016-05-01	8534645534.1305600
2016-06-01	9503912370.7062910
2016-07-01	7996682917.0226700
2016-08-01	8096493445.5238190
2016-09-01	9396914677.4803300
2016-10-01	8768634695.8150600
2016-11-01	9209351111.6761900
2016-12-01	7660087092.5412010
2017-01-01	8196580462.2390190
2017-02-01	8650259456.0476800
2017-03-01	10106987469.1526000
2017-04-01	8327156470.4000690
2017-05-01	10023928446.9741000
2017-06-01	9915094839.4617000
2017-07-01	8742202275.6050200
2017-08-01	9387707562.1230600
2017-09-01	10512193371.3554000
2017-10-01	10418107350.7222000
2017-11-01	10642963936.1313000
2017-12-01	8833328233.6403500
2018-01-01	10341266062.1486000
2018-02-01	10539505301.4743000
2018-03-01	11262994070.8802000
2018-04-01	10545518665.7386990
2018-05-01	10709240036.0920000
2018-06-01	11144998707.6764010
2018-07-01	9848792036.7294220
2018-08-01	9203660018.5860300
2018-09-01	10095787916.6486990