Monthly
1999-07-31 0
1999-08-31 10228
1999-09-30 10355
1999-10-31 0
1999-11-30 0
1999-12-31 1345
2000-01-31 0
2000-02-29 0
2000-03-31 10902
2000-04-30 12324
2000-05-31 13351
2000-06-30 14026
2000-07-31 13699
2000-08-31 12323
2000-09-30 13434
2000-10-31 12975
2000-11-30 13407
2000-12-31 14018
2001-01-31 14026
2001-02-28 13053
2001-03-31 13841
2001-04-30 14164
2001-05-31 13778
2001-06-30 13318
2001-07-31 11747
2001-08-31 11195
2001-09-30 9868
2001-10-31 9204
2001-11-30 9552
2001-12-31 8344
2002-01-31 8468
2002-02-28 9746
2002-03-31 9943
2002-04-30 10020
2002-05-31 10160
2002-06-30 11004
2002-07-31 11076
2002-08-31 11499
2002-09-30 11223
2002-10-31 11724
2002-11-30 11640
2002-12-31 8729
2003-01-31 8899
2003-02-28 9881
2003-03-31 10300
2003-04-30 9772
2003-05-31 10418
2003-06-30 10096
2003-07-31 11126
2003-08-31 11603
2003-09-30 12052
2003-10-31 12011
2003-11-30 13600
2003-12-31 13254
2004-01-31 11869
2004-02-29 11844
2004-03-31 12773
2004-04-30 12307
2004-05-31 12250
2004-06-30 12474
2004-07-31 12416
2004-08-31 11761
2004-09-30 12066
2004-10-31 12036
2004-11-30 12212
2004-12-31 11802
2005-01-31 12441
2005-02-28 12940
2005-03-31 11916
2005-04-30 12224
2005-05-31 13041
2005-06-30 12521
2005-07-31 12909
2005-08-31 11941
2005-09-30 12751
2005-10-31 11952
2005-11-30 11592
2005-12-31 11941
2006-01-31 13062
2006-02-28 13355
2006-03-31 12180
2006-04-30 12940
2006-05-31 13377
2006-06-30 11579
2006-07-31 13039
2006-08-31 12736
2006-09-30 13687
2006-10-31 13543
2006-11-30 12686
2006-12-31 12563
2007-01-31 12935
2007-02-28 13311
2007-03-31 12565
2007-04-30 13583
2007-05-31 13075
2007-06-30 12615
2007-07-31 12789
2007-08-31 11887
2007-09-30 12473
2007-10-31 14355
2007-11-30 15384
2007-12-31 14831
2008-01-31 16529
2008-02-29 17375
2008-03-31 15139
2008-04-30 15474
2008-05-31 15600
2008-06-30 15591
2008-07-31 13081
2008-08-31 12675
2008-09-30 12701
2008-10-31 13939
2008-11-30 13924
2008-12-31 13398
2009-01-31 14177
2009-02-28 13376
2009-03-31 14055
2009-04-30 14983
2009-05-31 15243
2009-06-30 14412
2009-07-31 15144
2009-08-31 14791
2009-09-30 14468
2009-10-31 14244
2009-11-30 14476
2009-12-31 14356
2010-01-31 15001
2010-02-28 16142
2010-03-31 17018
2010-04-30 18239
2010-05-31 20034
2010-06-30 20103
2010-07-31 19765
2010-08-31 19227
2010-09-30 19385
2010-10-31 18828
2010-11-30 19102
2010-12-31 19581
2011-01-31 20516
2011-02-28 21407
2011-03-31 20742
2011-04-30 21600
2011-05-31 20672
2011-06-30 20525
2011-07-31 20167
2011-08-31 20621
2011-09-30 20403
2011-10-31 20559
2011-11-30 20779
2011-12-31 21341
2012-01-31 21843
2012-02-29 23240
2012-03-31 22629
2012-04-30 23301
2012-05-31 25440
2012-06-30 24797
2012-07-31 25489
2012-08-31 25785
2012-09-30 27106
2012-10-31 27157
2012-11-30 27536
2012-12-31 27145
2013-01-31 26585
2013-02-28 27361
2013-03-31 27030
2013-04-30 27613
2013-05-31 28491
2013-06-30 28359
2013-07-31 29128
2013-08-31 29317
2013-09-30 30239
2013-10-31 30911
2013-11-30 30966
2013-12-31 31161
2014-01-31 31057
2014-02-28 31287
2014-03-31 30967
2014-04-30 31270
2014-05-31 32082
2014-06-30 32525
2014-07-31 33141
2014-08-31 33726
2014-09-30 33356
2014-10-31 34074
2014-11-30 35019
2014-12-31 34860
2015-01-31 37613
2015-02-28 40499
2015-03-31 43728
2015-04-30 44422
2015-05-31 44924
2015-06-30 45371
2015-07-31 46153
2015-08-31 46958
2015-09-30 46738
2015-10-31 47821
2015-11-30 47154
2015-12-31 47295
2016-01-31 48478
2016-02-29 49098
2016-03-31 49373
2016-04-30 49600
2016-05-31 50118
2016-06-30 53339
2016-07-31 52889
2016-08-31 51491
2016-09-30 51327
2016-10-31 51581
2016-11-30 50318
2016-12-31 48997
2017-01-31 50090
2017-02-28 51163
2017-03-31 51016
2017-04-30 51920
2017-05-31 53248
2017-06-30 53375
2017-07-31 53428
2017-08-31 53260
2017-09-30 53743
2017-10-31 52681
2017-11-30 52248
2017-12-31 51366
2018-01-31 53003
2018-02-28 52275
2018-03-31 53060
2018-04-30 54167
2018-05-31 54787
2018-06-30 53964
2018-07-31 53828
2018-08-31 52521
2018-09-30 54530
2018-10-31 52862
2018-11-30 54119
2018-12-31 55876
2019-01-31 57352
2019-02-28 58824
2019-03-31 59826
2019-04-30 59824
2019-05-31 61658
2019-06-30 62244
2019-07-31 61137
2019-08-31 62006
2019-09-30 58381
2019-10-31 59991
2019-11-30 61313
2019-12-31 60053
2020-01-31 62825