Month	US dollars
1999-07-31	24183
1999-08-31	81
1999-09-30	723
1999-10-31	24866
1999-11-30	29102
1999-12-31	11478
2000-01-31	24540
2000-02-29	23532
2000-03-31	-544
2000-04-30	-365
2000-05-31	-574
2000-06-30	-580
2000-07-31	-326
2000-08-31	-609
2000-09-30	-325
2000-10-31	-260
2000-11-30	-516
2000-12-31	33
2001-01-31	-68
2001-02-28	-18
2001-03-31	399
2001-04-30	482
2001-05-31	501
2001-06-30	588
2001-07-31	683
2001-08-31	317
2001-09-30	440
2001-10-31	439
2001-11-30	288
2001-12-31	1068
2002-01-31	999
2002-02-28	972
2002-03-31	1018
2002-04-30	889
2002-05-31	448
2002-06-30	414
2002-07-31	1030
2002-08-31	782
2002-09-30	1021
2002-10-31	872
2002-11-30	748
2002-12-31	336
2003-01-31	192
2003-02-28	-710
2003-03-31	-774
2003-04-30	-783
2003-05-31	-1008
2003-06-30	-465
2003-07-31	-329
2003-08-31	-366
2003-09-30	-362
2003-10-31	73
2003-11-30	28
2003-12-31	-19
2004-01-31	481
2004-02-29	970
2004-03-31	684
2004-04-30	484
2004-05-31	1007
2004-06-30	777
2004-07-31	1210
2004-08-31	851
2004-09-30	633
2004-10-31	482
2004-11-30	484
2004-12-31	351
2005-01-31	654
2005-02-28	938
2005-03-31	783
2005-04-30	990
2005-05-31	753
2005-06-30	484
2005-07-31	397
2005-08-31	459
2005-09-30	497
2005-10-31	715
2005-11-30	1040
2005-12-31	1850
2006-01-31	830
2006-02-28	1674
2006-03-31	976
2006-04-30	1997
2006-05-31	1976
2006-06-30	1370
2006-07-31	2252
2006-08-31	1570
2006-09-30	1693
2006-10-31	1724
2006-11-30	1626
2006-12-31	1533
2007-01-31	2358
2007-02-28	1678
2007-03-31	1846
2007-04-30	1530
2007-05-31	1921
2007-06-30	1663
2007-07-31	1527
2007-08-31	1501
2007-09-30	914
2007-10-31	847
2007-11-30	314
2007-12-31	-761
2008-01-31	-321
2008-02-29	-1428
2008-03-31	-1978
2008-04-30	-1637
2008-05-31	-1340
2008-06-30	-1581
2008-07-31	-1366
2008-08-31	-1320
2008-09-30	-1120
2008-10-31	-1949
2008-11-30	-2699
2008-12-31	-4932
2009-01-31	-3776
2009-02-28	-3899
2009-03-31	-3849
2009-04-30	-2909
2009-05-31	-2884
2009-06-30	-1732
2009-07-31	-1864
2009-08-31	-2161
2009-09-30	-2493
2009-10-31	-1971
2009-11-30	-1773
2009-12-31	-2219
2010-01-31	-945
2010-02-28	-1396
2010-03-31	-185
2010-04-30	-184
2010-05-31	-507
2010-06-30	-43
2010-07-31	-466
2010-08-31	-543
2010-09-30	475
2010-10-31	-359
2010-11-30	88
2010-12-31	-932
2011-01-31	91
2011-02-28	127
2011-03-31	222
2011-04-30	219
2011-05-31	762
2011-06-30	-384
2011-07-31	587
2011-08-31	-9
2011-09-30	1235
2011-10-31	601
2011-11-30	21
2011-12-31	-317
2012-01-31	450
2012-02-29	1034
2012-03-31	1886
2012-04-30	2821
2012-05-31	2049
2012-06-30	1908
2012-07-31	2467
2012-08-31	2212
2012-09-30	1927
2012-10-31	1204
2012-11-30	1417
2012-12-31	1194
2013-01-31	1240
2013-02-28	565
2013-03-31	438
2013-04-30	1888
2013-05-31	1305
2013-06-30	1271
2013-07-31	542
2013-08-31	1472
2013-09-30	3354
2013-10-31	2344
2013-11-30	2714
2013-12-31	2556
2014-01-31	3175
2014-02-28	3854
2014-03-31	4467
2014-04-30	4408
2014-05-31	3674
2014-06-30	4182
2014-07-31	4526
2014-08-31	4085
2014-09-30	4213
2014-10-31	2771
2014-11-30	1655
2014-12-31	1871
2015-01-31	3013
2015-02-28	4343
2015-03-31	2234
2015-04-30	2518
2015-05-31	3058
2015-06-30	4353
2015-07-31	4140
2015-08-31	3193
2015-09-30	1339
2015-10-31	3799
2015-11-30	979
2015-12-31	70
2016-01-31	0
2016-02-29	0
2016-03-31	0
2016-04-30	0
2016-05-31	0
2016-06-30	0
2016-07-31	0
2016-08-31	0
2016-09-30	0
2016-10-31	0
2016-11-30	0
2016-12-31	0
2017-01-31	0
2017-02-28	0
2017-03-31	0
2017-04-30	0
2017-05-31	0
2017-06-30	0
2017-07-31	0
2017-08-31	0
2017-09-30	0
2017-10-31	0
2017-11-30	0
2017-12-31	0
2018-01-31	0
2018-02-28	0
2018-03-31	0
2018-04-30	0
2018-05-31	0
2018-06-30	1
2018-07-31	0
2018-08-31	0
2018-09-30	0
2018-10-31	0
2018-11-30	0
2018-12-31	0
2019-01-31	0
2019-02-28	0
2019-03-31	0
2019-04-30	0
2019-05-31	0
2019-06-30	0
2019-07-31	0
2019-08-31	0
2019-09-30	0
2019-10-31	0
2019-11-30	0
2019-12-31	0
2020-01-31	0
2020-02-29	0
2020-03-31	0
2020-04-30	0
2020-05-31	0
2020-06-30	0
2020-07-31	0
2020-08-31	0
2020-09-30	0
2020-10-31	0
2020-11-30	0
2020-12-31	0
2021-01-31	0
2021-02-28	0
2021-03-31	0
2021-04-30	0
2021-05-31	0
2021-06-30	0
2021-07-31	0
2021-08-31	0
2021-09-30	0
2021-10-31	0
2021-11-30	0
2021-12-31	0
2022-01-31	0
2022-02-28	0
2022-03-31	0
2022-04-30	0
2022-05-31	0
2022-06-30	0
2022-07-31	0
2022-08-31	0
2022-09-30	0
2022-10-31	0
2022-11-30	0
2022-12-31	0
2023-01-31	0
2023-02-28	0
2023-03-31	0
2023-04-30	0
2023-05-31	0
2023-06-30	0
2023-07-31	0
2023-08-31	0
2023-09-30	0
2023-10-31	0
2023-11-30	0
2023-12-31	0