Month	Thousands
1999-01-31	5098
1999-02-28	7360
1999-03-31	10500
1999-04-30	10441
1999-05-31	8781
1999-06-30	11042
1999-07-31	10042
1999-08-31	10440
1999-09-30	12490
1999-10-31	10798
1999-11-30	10757
1999-12-31	8401
2000-01-31	7734
2000-02-29	9112
2000-03-31	13628
2000-04-30	11117
2000-05-31	12824
2000-06-30	16348
2000-07-31	14757
2000-08-31	12168
2000-09-30	11353
2000-10-31	12483
2000-11-30	8677
2000-12-31	6837
2001-01-31	8383
2001-02-28	10057
2001-03-31	11048
2001-04-30	10798
2001-05-31	11412
2001-06-30	10520
2001-07-31	13048
2001-08-31	13779
2001-09-30	10397
2001-10-31	11958
2001-11-30	11411
2001-12-31	9037
2002-01-31	9819
2002-02-28	11735
2002-03-31	12734
2002-04-30	15332
2002-05-31	25493
2002-06-30	20586
2002-07-31	28444
2002-08-31	24853
2002-09-30	24356
2002-10-31	28597
2002-11-30	30202
2002-12-31	24832
2003-01-31	25803
2003-02-28	26635
2003-03-31	30950
2003-04-30	29374
2003-05-31	34563
2003-06-30	36395
2003-07-31	41397
2003-08-31	36737
2003-09-30	40964
2003-10-31	47838
2003-11-30	44235
2003-12-31	38332
2004-01-31	31872
2004-02-29	38024
2004-03-31	50591
2004-04-30	43860
2004-05-31	43160
2004-06-30	48597
2004-07-31	43335
2004-08-31	39514
2004-09-30	42500
2004-10-31	35466
2004-11-30	36715
2004-12-31	30196
2005-01-31	29793
2005-02-28	33596
2005-03-31	41159
2005-04-30	44286
2005-05-31	43816
2005-06-30	48565
2005-07-31	45476
2005-08-31	46946
2005-09-30	49723
2005-10-31	51771
2005-11-30	53194
2005-12-31	43906
2006-01-31	41800
2006-02-28	43775
2006-03-31	54663
2006-04-30	41150
2006-05-31	48096
2006-06-30	52178
2006-07-31	50376
2006-08-31	52586
2006-09-30	53445
2006-10-31	59501
2006-11-30	56172
2006-12-31	42840
2007-01-31	46770
2007-02-28	51661
2007-03-31	56697
2007-04-30	46674
2007-05-31	59811
2007-06-30	62024
2007-07-31	62106
2007-08-31	54474
2007-09-30	45334
2007-10-31	41233
2007-11-30	33394
2007-12-31	20007
2008-01-31	18770
2008-02-29	21858
2008-03-31	22487
2008-04-30	20841
2008-05-31	10999
2008-06-30	10168
2008-07-31	9006
2008-08-31	7097
2008-09-30	4201
2008-10-31	3785
2008-11-30	2956
2008-12-31	2143
2009-01-31	2650
2009-02-28	3274
2009-03-31	4728
2009-04-30	4080
2009-05-31	3729
2009-06-30	4611
2009-07-31	4647
2009-08-31	3060
2009-09-30	2762
2009-10-31	3087
2009-11-30	3588
2009-12-31	2718
2010-01-31	2196
2010-02-28	3606
2010-03-31	4774
2010-04-30	4565
2010-05-31	4503
2010-06-30	5120
2010-07-31	5657
2010-08-31	5905
2010-09-30	5628
2010-10-31	6955
2010-11-30	7506
2010-12-31	3986
2011-01-31	4279
2011-02-28	7282
2011-03-31	8638
2011-04-30	6486
2011-05-31	6989
2011-06-30	7873
2011-07-31	7328
2011-08-31	7424
2011-09-30	7230
2011-10-31	6986
2011-11-30	8230
2011-12-31	4626
2012-01-31	6154
2012-02-29	6146
2012-03-31	8374
2012-04-30	6124
2012-05-31	7385
2012-06-30	6421
2012-07-31	6363
2012-08-31	5649
2012-09-30	6272
2012-10-31	7208
2012-11-30	7471
2012-12-31	5337
2013-01-31	4668
2013-02-28	6688
2013-03-31	7532
2013-04-30	7613
2013-05-31	8599
2013-06-30	7356
2013-07-31	7953
2013-08-31	7693
2013-09-30	7433
2013-10-31	7361
2013-11-30	7430
2013-12-31	6241
2014-01-31	7365
2014-02-28	7655
2014-03-31	8696
2014-04-30	8445
2014-05-31	8762
2014-06-30	9071
2014-07-31	9640
2014-08-31	8391
2014-09-30	8796
2014-10-31	9074
2014-11-30	9134
2014-12-31	8066
2015-01-31	8736
2015-02-28	8984
2015-03-31	10135
2015-04-30	8821
2015-05-31	7663
2015-06-30	8886
2015-07-31	9853
2015-08-31	7742
2015-09-30	8787
2015-10-31	9676
2015-11-30	9652
2015-12-31	9000
2016-01-31	8889
2016-02-29	10983
2016-03-31	10233
2016-04-30	8233
2016-05-31	7913
2016-06-30	6634
2016-07-31	7353
2016-08-31	5748
2016-09-30	6130
2016-10-31	7205
2016-11-30	8547
2016-12-31	6017
2017-01-31	5677
2017-02-28	6520
2017-03-31	9035
2017-04-30	6532
2017-05-31	8976
2017-06-30	9028
2017-07-31	10465
2017-08-31	7894
2017-09-30	8512
2017-10-31	7797
2017-11-30	9401
2017-12-31	6634
2018-01-31	8963
2018-02-28	8409
2018-03-31	10911
2018-04-30	9121
2018-05-31	11760
2018-06-30	9631
2018-07-31	12255
2018-08-31	10152
2018-09-30	9999
2018-10-31	11016
2018-11-30	11182
2018-12-31	7223
2019-01-31	9607
2019-02-28	8650
2019-03-31	9771
2019-04-30	8664
2019-05-31	8701
2019-06-30	8385
2019-07-31	9268
2019-08-31	8218
2019-09-30	8533
2019-10-31	9950
2019-11-30	8380
2019-12-31	7060
2020-01-31	8599
2020-02-29	9783
2020-03-31	8785
2020-04-30	4981
2020-05-31	4462
2020-06-30	7367
2020-07-31	9730
2020-08-31	8244
2020-09-30	9298
2020-10-31	10444
2020-11-30	11013
2020-12-31	9293
2021-01-31	9319
2021-02-28	10638
2021-03-31	12968
2021-04-30	10703
2021-05-31	11697
2021-06-30	10853
2021-07-31	10086
2021-08-31	9688
2021-09-30	9636
2021-10-31	8396
2021-11-30	8608
2021-12-31	7759
2022-01-31	8421
2022-02-28	8382
2022-03-31	9441
2022-04-30	8123
2022-05-31	11480
2022-06-30	9762
2022-07-31	8621
2022-08-31	8606
2022-09-30	9128
2022-10-31	6069
2022-11-30	4482
2022-12-31	4838
2023-01-31	4535
2023-02-28	5743
2023-03-31	6491
2023-04-30	5444
2023-05-31	7166
2023-06-30	7188
2023-07-31	6545
2023-08-31	7034
2023-09-30	7163
2023-10-31	8574
2023-11-30	5981
2023-12-31	3956