Monthly US dollars
1999-08-31 0
1999-09-30 30
1999-12-31 34
2000-03-31 0
2000-04-30 0
2000-05-31 0
2000-06-30 0
2000-07-31 0
2000-08-31 0
2000-09-30 0
2000-10-31 8
2000-11-30 0
2000-12-31 90
2001-01-31 465
2001-02-28 463
2001-03-31 435
2001-04-30 751
2001-05-31 869
2001-06-30 785
2001-07-31 926
2001-08-31 862
2001-09-30 859
2001-10-31 1218
2001-11-30 1240
2001-12-31 1379
2002-01-31 1445
2002-02-28 1531
2002-03-31 1612
2002-04-30 1648
2002-05-31 1644
2002-06-30 1703
2002-07-31 1693
2002-08-31 1711
2002-09-30 1656
2002-10-31 1646
2002-11-30 1645
2002-12-31 1709
2003-01-31 1924
2003-02-28 1978
2003-03-31 2046
2003-04-30 2034
2003-05-31 2029
2003-06-30 2015
2003-07-31 2004
2003-08-31 2059
2003-09-30 2145
2003-10-31 2183
2003-11-30 2195
2003-12-31 2242
2004-01-31 2270
2004-02-29 2199
2004-03-31 2298
2004-04-30 2165
2004-05-31 2162
2004-06-30 2190
2004-07-31 2134
2004-08-31 2171
2004-09-30 2156
2004-10-31 2238
2004-11-30 2215
2004-12-31 2220
2005-01-31 2098
2005-02-28 2079
2005-03-31 2498
2005-04-30 2549
2005-05-31 2481
2005-06-30 2405
2005-07-31 2376
2005-08-31 2395
2005-09-30 2346
2005-10-31 2197
2005-11-30 2026
2005-12-31 1329
2006-01-31 1513
2006-02-28 1526
2006-03-31 1494
2006-04-30 1457
2006-05-31 1128
2006-06-30 1106
2006-07-31 1106
2006-08-31 1082
2006-09-30 1059
2006-10-31 1066
2006-11-30 1079
2006-12-31 1048
2007-01-31 1034
2007-02-28 1055
2007-03-31 1059
2007-04-30 1046
2007-05-31 1027
2007-06-30 1012
2007-07-31 1051
2007-08-31 1080
2007-09-30 1189
2007-10-31 2476
2007-11-30 3135
2007-12-31 2390
2008-01-31 2520
2008-02-29 2574
2008-03-31 2951
2008-04-30 1914
2008-05-31 1257
2008-06-30 1144
2008-07-31 799
2008-08-31 797
2008-09-30 793
2008-10-31 618
2008-11-30 274
2008-12-31 288
2009-01-31 292
2009-02-28 268
2009-03-31 264
2009-04-30 265
2009-05-31 273
2009-06-30 926
2009-07-31 1885
2009-08-31 1920
2009-09-30 2000
2009-10-31 2454
2009-11-30 2082
2009-12-31 1826
2010-01-31 1098
2010-02-28 1275
2010-03-31 1121
2010-04-30 1452
2010-05-31 1626
2010-06-30 1258
2010-07-31 748
2010-08-31 571
2010-09-30 1752
2010-10-31 2061
2010-11-30 3982
2010-12-31 3545
2011-01-31 3025
2011-02-28 2884
2011-03-31 3518
2011-04-30 3091
2011-05-31 3013
2011-06-30 3768
2011-07-31 4001
2011-08-31 4890
2011-09-30 5090
2011-10-31 4562
2011-11-30 4680
2011-12-31 3813
2012-01-31 3918
2012-02-29 3284
2012-03-31 2944
2012-04-30 2763
2012-05-31 1853
2012-06-30 1343
2012-07-31 1635
2012-08-31 1509
2012-09-30 1251
2012-10-31 1167
2012-11-30 1053
2012-12-31 1020
2013-01-31 1162
2013-02-28 1112
2013-03-31 1356
2013-04-30 1210
2013-05-31 1027
2013-06-30 1045
2013-07-31 1056
2013-08-31 1058
2013-09-30 1055
2013-10-31 1115
2013-11-30 1108
2013-12-31 1474
2014-01-31 1589
2014-02-28 1490
2014-03-31 1190
2014-04-30 1907
2014-05-31 1208
2014-06-30 1416
2014-07-31 1873
2014-08-31 1955
2014-09-30 1384
2014-10-31 1292
2014-11-30 1221
2014-12-31 1212
2015-01-31 1132
2015-02-28 1114
2015-03-31 1101
2015-04-30 1021
2015-05-31 985
2015-06-30 998
2015-07-31 986
2015-08-31 1009
2015-09-30 1019
2015-10-31 1011
2015-11-30 991
2015-12-31 1182
2016-01-31 1175
2016-02-29 1574
2016-03-31 1265
2016-04-30 1556
2016-05-31 1501
2016-06-30 1849
2016-07-31 1797
2016-08-31 1604
2016-09-30 1640
2016-10-31 1549
2016-11-30 1425
2016-12-31 1391
2017-01-31 1356
2017-02-28 1413
2017-03-31 1507
2017-04-30 1402
2017-05-31 1317
2017-06-30 1439
2017-07-31 1315
2017-08-31 1322
2017-09-30 1287
2017-10-31 1275
2017-11-30 1293
2017-12-31 1284
2018-01-31 1325
2018-02-28 1465
2018-03-31 1561
2018-04-30 1517
2018-05-31 1529
2018-06-30 1500
2018-07-31 1484
2018-08-31 3284
2018-09-30 2175
2018-10-31 2171
2018-11-30 2346
2018-12-31 2425
2019-01-31 2406
2019-02-28 2983
2019-03-31 2761
2019-04-30 2375
2019-05-31 2396
2019-06-30 2693
2019-07-31 3328
2019-08-31 3605
2019-09-30 3139
2019-10-31 3134
2019-11-30 3889
2019-12-31 4086
2020-01-31 4072