Month	US dollars
1999-07-31	-219
1999-08-31	-344
1999-09-30	-390
1999-10-31	-464
1999-11-30	-682
1999-12-31	-621
2000-01-31	-435
2000-02-29	-332
2000-03-31	-544
2000-04-30	-364
2000-05-31	-574
2000-06-30	-581
2000-07-31	-326
2000-08-31	-610
2000-09-30	-325
2000-10-31	-260
2000-11-30	-515
2000-12-31	33
2001-01-31	-69
2001-02-28	-18
2001-03-31	400
2001-04-30	481
2001-05-31	501
2001-06-30	588
2001-07-31	684
2001-08-31	316
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	449
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	683
2005-12-31	1047
2006-01-31	847
2006-02-28	908
2006-03-31	521
2006-04-30	773
2006-05-31	942
2006-06-30	687
2006-07-31	888
2006-08-31	1206
2006-09-30	1072
2006-10-31	1322
2006-11-30	1299
2006-12-31	1427
2007-01-31	1791
2007-02-28	1430
2007-03-31	1159
2007-04-30	1207
2007-05-31	1241
2007-06-30	1463
2007-07-31	1363
2007-08-31	975
2007-09-30	367
2007-10-31	406
2007-11-30	-239
2007-12-31	-848
2008-01-31	-1227
2008-02-29	-1699
2008-03-31	-2602
2008-04-30	-1894
2008-05-31	-1754
2008-06-30	-1704
2008-07-31	-1530
2008-08-31	-2125
2008-09-30	-1908
2008-10-31	-2402
2008-11-30	-3242
2008-12-31	-5070
2009-01-31	-3737
2009-02-28	-3814
2009-03-31	-4080
2009-04-30	-3408
2009-05-31	-3007
2009-06-30	-2317
2009-07-31	-2117
2009-08-31	-2366
2009-09-30	-2556
2009-10-31	-2300
2009-11-30	-2495
2009-12-31	-2219
2010-01-31	-1532
2010-02-28	-1978
2010-03-31	-1549
2010-04-30	-1227
2010-05-31	-1312
2010-06-30	-679
2010-07-31	-573
2010-08-31	-702
2010-09-30	-962
2010-10-31	-839
2010-11-30	-621
2010-12-31	-932
2011-01-31	-512
2011-02-28	-200
2011-03-31	-603
2011-04-30	-267
2011-05-31	-144
2011-06-30	-856
2011-07-31	-208
2011-08-31	-611
2011-09-30	-556
2011-10-31	-274
2011-11-30	-425
2011-12-31	-317
2012-01-31	90
2012-02-29	291
2012-03-31	635
2012-04-30	1223
2012-05-31	535
2012-06-30	614
2012-07-31	865
2012-08-31	971
2012-09-30	1112
2012-10-31	1039
2012-11-30	934
2012-12-31	1194
2013-01-31	324
2013-02-28	-317
2013-03-31	169
2013-04-30	529
2013-05-31	172
2013-06-30	316
2013-07-31	-16
2013-08-31	887
2013-09-30	1970
2013-10-31	1473
2013-11-30	2210
2013-12-31	2556
2014-01-31	2741
2014-02-28	3212
2014-03-31	2936
2014-04-30	3228
2014-05-31	3120
2014-06-30	3947
2014-07-31	3944
2014-08-31	3299
2014-09-30	2893
2014-10-31	2251
2014-11-30	1303
2014-12-31	1871
2015-01-31	1318
2015-02-28	3217
2015-03-31	1388
2015-04-30	2368
2015-05-31	2504
2015-06-30	4230
2015-07-31	3801
2015-08-31	2210
2015-09-30	834
2015-10-31	2488
2015-11-30	0
2015-12-31	0
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	0
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