Month	Number
1960-01-01	3236
1960-02-01	3386
1960-03-01	8978
1960-04-01	8184
1960-05-01	7150
1960-06-01	6978
1960-07-01	5379
1960-08-01	3730
1960-09-01	4017
1960-10-01	5237
1960-11-01	3919
1960-12-01	3590
1961-01-01	4267
1961-02-01	5423
1961-03-01	10843
1961-04-01	5399
1961-05-01	7740
1961-06-01	7924
1961-07-01	6201
1961-08-01	5272
1961-09-01	5580
1961-10-01	5477
1961-11-01	5182
1961-12-01	4709
1962-01-01	5047
1962-02-01	6718
1962-03-01	16446
1962-04-01	8226
1962-05-01	11392
1962-06-01	12971
1962-07-01	14789
1962-08-01	4301
1962-09-01	3576
1962-10-01	3924
1962-11-01	3677
1962-12-01	3638
1963-01-01	3051
1963-02-01	3917
1963-03-01	8171
1963-04-01	8373
1963-05-01	9361
1963-06-01	6541
1963-07-01	6691
1963-08-01	5864
1963-09-01	6175
1963-10-01	5741
1963-11-01	5156
1963-12-01	5177
1964-01-01	5156
1964-02-01	6968
1964-03-01	10809
1964-04-01	10179
1964-05-01	9874
1964-06-01	9456
1964-07-01	8149
1964-08-01	6434
1964-09-01	7376
1964-10-01	7386
1964-11-01	8821
1964-12-01	6450
1965-01-01	6021
1965-02-01	7865
1965-03-01	18647
1965-04-01	7264
1965-05-01	6343
1965-06-01	6586
1965-07-01	4322
1965-08-01	4556
1965-09-01	5705
1965-10-01	5718
1965-11-01	5044
1965-12-01	4909
1966-01-01	3946
1966-02-01	5560
1966-03-01	12507
1966-04-01	8628
1966-05-01	9769
1966-06-01	10373
1966-07-01	9316
1966-08-01	8048
1966-09-01	9645
1966-10-01	7207
1966-11-01	6629
1966-12-01	6991
1967-01-01	5549
1967-02-01	7177
1967-03-01	13275
1967-04-01	10678
1967-05-01	12031
1967-06-01	9953
1967-07-01	6077
1967-08-01	5701
1967-09-01	6692
1967-10-01	6667
1967-11-01	6282
1967-12-01	4663
1968-01-01	4698
1968-02-01	6821
1968-03-01	17724
1968-04-01	4508
1968-05-01	8536
1968-06-01	7560
1968-07-01	7071
1968-08-01	5271
1968-09-01	7072
1968-10-01	7704
1968-11-01	6888
1968-12-01	5840
1969-01-01	7056
1969-02-01	8006
1969-03-01	14794
1969-04-01	13137
1969-05-01	13026
1969-06-01	12104
1969-07-01	10177
1969-08-01	7529
1969-09-01	8707
1969-10-01	9881
1969-11-01	6898
1969-12-01	5499
1970-01-01	7144
1970-02-01	8302
1970-03-01	12263
1970-04-01	12972
1970-05-01	13768
1970-06-01	18926
1970-07-01	4754
1970-08-01	5454
1970-09-01	7129
1970-10-01	6890
1970-11-01	5831
1970-12-01	5201
1971-01-01	6144
1971-02-01	9005
1971-03-01	11358
1971-04-01	10602
1971-05-01	10141
1971-06-01	10029
1971-07-01	8128
1971-08-01	7133
1971-09-01	8055
1971-10-01	10462
1971-11-01	8109
1971-12-01	4631
1972-01-01	5577
1972-02-01	6092
1972-03-01	9937
1972-04-01	7987
1972-05-01	9131
1972-06-01	10605
1972-07-01	6749
1972-08-01	7460
1972-09-01	7820
1972-10-01	8293
1972-11-01	7269
1972-12-01	5637
1973-01-01	8211
1973-02-01	10452
1973-03-01	12960
1973-04-01	10124
1973-05-01	14230
1973-06-01	13031
1973-07-01	10364
1973-08-01	9211
1973-09-01	10341
1973-10-01	10939
1973-11-01	7837
1973-12-01	3621
1974-01-01	5908
1974-02-01	10108
1974-03-01	14225
1974-04-01	11469
1974-05-01	12810
1974-06-01	6569
1974-07-01	4427
1974-08-01	3618
1974-09-01	3344
1974-10-01	3090
1974-11-01	2089
1974-12-01	1191
1975-01-01	8902
1975-02-01	7815
1975-03-01	10303
1975-04-01	9263
1975-05-01	9743
1975-06-01	10018
1975-07-01	9522
1975-08-01	9423
1975-09-01	10658
1975-10-01	11256
1975-11-01	9797
1975-12-01	9033
1976-01-01	12135
1976-02-01	14871
1976-03-01	19420
1976-04-01	15503
1976-05-01	14510
1976-06-01	14626
1976-07-01	11559
1976-08-01	17796
1976-09-01	9128
1976-10-01	8145
1976-11-01	7634
1976-12-01	6657
1977-01-01	9144
1977-02-01	12802
1977-03-01	16688
1977-04-01	15172
1977-05-01	14157
1977-06-01	14526
1977-07-01	13591
1977-08-01	18763
1977-09-01	13662
1977-10-01	3109
1977-11-01	4832
1977-12-01	4966
1978-01-01	8088
1978-02-01	7966
1978-03-01	14458
1978-04-01	14930
1978-05-01	14474
1978-06-01	13553
1978-07-01	10381
1978-08-01	12267
1978-09-01	18413
1978-10-01	5643
1978-11-01	7272
1978-12-01	5950
1979-01-01	8556
1979-02-01	22428
1979-03-01	9856
1979-04-01	13255
1979-05-01	13832
1979-06-01	12918
1979-07-01	8869
1979-08-01	9442
1979-09-01	8285
1979-10-01	8357
1979-11-01	6582
1979-12-01	4734
1980-01-01	6810
1980-02-01	8460
1980-03-01	10884
1980-04-01	8468
1980-05-01	6738
1980-06-01	8346
1980-07-01	2980
1980-08-01	4441
1980-09-01	4806
1980-10-01	4669
1980-11-01	4016
1980-12-01	3343
1981-01-01	5422
1981-02-01	7008
1981-03-01	8605
1981-04-01	8121
1981-05-01	7184
1981-06-01	6641
1981-07-01	5570
1981-08-01	5124
1981-09-01	5094
1981-10-01	5504
1981-11-01	4079
1981-12-01	3426
1982-01-01	5024
1982-02-01	8466
1982-03-01	11633
1982-04-01	10094
1982-05-01	8561
1982-06-01	5703
1982-07-01	9149
1982-08-01	6115
1982-09-01	5974
1982-10-01	5968
1982-11-01	5093
1982-12-01	3732
1983-01-01	7375
1983-02-01	8550
1983-03-01	14024
1983-04-01	10273
1983-05-01	11178
1983-06-01	11439
1983-07-01	9251
1983-08-01	8748
1983-09-01	9176
1983-10-01	9658
1983-11-01	9256
1983-12-01	7418
1984-01-01	10741
1984-02-01	11414
1984-03-01	15872
1984-04-01	14556
1984-05-01	15043
1984-06-01	12895
1984-07-01	8903
1984-08-01	9312
1984-09-01	9036
1984-10-01	10659
1984-11-01	9235
1984-12-01	6812
1985-01-01	10568
1985-02-01	11621
1985-03-01	17416
1985-04-01	14745
1985-05-01	16160
1985-06-01	13593
1985-07-01	12258
1985-08-01	12647
1985-09-01	13180
1985-10-01	13880
1985-11-01	12521
1985-12-01	9043
1986-01-01	12825
1986-02-01	14399
1986-03-01	25924
1986-04-01	16528
1986-05-01	17231
1986-06-01	15595
1986-07-01	14112
1986-08-01	13145
1986-09-01	15999
1986-10-01	12726
1986-11-01	6239
1986-12-01	5093
1987-01-01	7324
1987-02-01	10065
1987-03-01	13724
1987-04-01	14721
1987-05-01	13135
1987-06-01	11895
1987-07-01	9913
1987-08-01	8135
1987-09-01	10713
1987-10-01	9968
1987-11-01	7375
1987-12-01	7319
1988-01-01	8739
1988-02-01	8031
1988-03-01	11040
1988-04-01	8659
1988-05-01	8448
1988-06-01	8835
1988-07-01	7054
1988-08-01	6616
1988-09-01	6384
1988-10-01	5675
1988-11-01	5078
1988-12-01	4211
1989-01-01	6692
1989-02-01	6215
1989-03-01	8944
1989-04-01	8834
1989-05-01	7781
1989-06-01	7659
1989-07-01	5086
1989-08-01	5695
1989-09-01	6222
1989-10-01	6125
1989-11-01	5015
1989-12-01	4185
1990-01-01	6641
1990-02-01	6938
1990-03-01	9832
1990-04-01	8762
1990-05-01	7741
1990-06-01	7948
1990-07-01	5914
1990-08-01	6178
1990-09-01	6926
1990-10-01	6187
1990-11-01	4648
1990-12-01	3122
1991-01-01	5404
1991-02-01	5374
1991-03-01	10494
1991-04-01	8876
1991-05-01	9259
1991-06-01	7767
1991-07-01	6681
1991-08-01	6417
1991-09-01	6255
1991-10-01	7272
1991-11-01	6129
1991-12-01	3900
1992-01-01	7147
1992-02-01	7314
1992-03-01	9897
1992-04-01	9717
1992-05-01	8701
1992-06-01	7654
1992-07-01	6763
1992-08-01	6228
1992-09-01	7077
1992-10-01	6177
1992-11-01	4334
1992-12-01	3509
1993-01-01	5600
1993-02-01	4913
1993-03-01	7823
1993-04-01	8750
1993-05-01	7518
1993-06-01	7277
1993-07-01	6783
1993-08-01	6627
1993-09-01	6672
1993-10-01	7083
1993-11-01	6794
1993-12-01	6244
1994-01-01	7567
1994-02-01	9337
1994-03-01	14958
1994-04-01	12770
1994-05-01	13358
1994-06-01	16136
1994-07-01	11271
1994-08-01	10692
1994-09-01	11476
1994-10-01	11434
1994-11-01	10549
1994-12-01	9446
1995-01-01	9731
1995-02-01	12202
1995-03-01	15926
1995-04-01	12818
1995-05-01	12932
1995-06-01	13154
1995-07-01	9840
1995-08-01	9702
1995-09-01	10191
1995-10-01	10569
1995-11-01	10186
1995-12-01	8461
1996-01-01	9214
1996-02-01	10521
1996-03-01	16487
1996-04-01	14734
1996-05-01	15441
1996-06-01	12957
1996-07-01	11058
1996-08-01	10382
1996-09-01	9831
1996-10-01	12073
1996-11-01	10535
1996-12-01	8693
1997-01-01	10167
1997-02-01	12494
1997-03-01	16638
1997-04-01	15459
1997-05-01	29700
1997-06-01	8111
1997-07-01	8244
1997-08-01	9450
1997-09-01	10296
1997-10-01	11887
1997-11-01	10491
1997-12-01	9670
1998-01-01	12039
1998-02-01	12765
1998-03-01	16734
1998-04-01	15731
1998-05-01	13111
1998-06-01	21053
1998-07-01	11990
1998-08-01	11872
1998-09-01	12383
1998-10-01	11544
1998-11-01	11781
1998-12-01	11235
1999-01-01	10375
1999-02-01	12059
1999-03-01	17073
1999-04-01	13184
1999-05-01	13246
1999-06-01	14454
1999-07-01	11441
1999-08-01	9938
1999-09-01	9995
1999-10-01	10023
1999-11-01	10226
1999-12-01	12218
2000-01-01	8635
2000-02-01	10017
2000-03-01	12672
2000-04-01	10522
2000-05-01	12028
2000-06-01	10463
2000-07-01	8755
2000-08-01	8329
2000-09-01	7802
2000-10-01	7680
2000-11-01	7369
2000-12-01	9361
2001-01-01	6227
2001-02-01	7124
2001-03-01	9311
2001-04-01	9061
2001-05-01	10101
2001-06-01	10061
2001-07-01	7290
2001-08-01	7730
2001-09-01	6668
2001-10-01	7198
2001-11-01	7461
2001-12-01	7882
2002-01-01	7034
2002-02-01	8122
2002-03-01	10242
2002-04-01	10028
2002-05-01	11904
2002-06-01	11250
2002-07-01	9191
2002-08-01	8825
2002-09-01	8768
2002-10-01	9048
2002-11-01	8155
2002-12-01	9031
2003-01-01	6686
2003-02-01	6860
2003-03-01	8002
2003-04-01	7784
2003-05-01	8987
2003-06-01	9072
2003-07-01	8131
2003-08-01	7154
2003-09-01	7922
2003-10-01	8068
2003-11-01	8318
2003-12-01	9517
2004-01-01	7708
2004-02-01	7533
2004-03-01	10480
2004-04-01	10709
2004-05-01	10040
2004-06-01	12593
2004-07-01	9321
2004-08-01	9134
2004-09-01	10505
2004-10-01	10555
2004-11-01	11430
2004-12-01	12535
2005-01-01	10014
2005-02-01	9697
2005-03-01	12542
2005-04-01	14054
2005-05-01	13080
2005-06-01	15192
2005-07-01	11866
2005-08-01	11961
2005-09-01	12603
2005-10-01	11618
2005-11-01	12573
2005-12-01	13378
2006-01-01	11304
2006-02-01	10664
2006-03-01	14376
2006-04-01	13376
2006-05-01	15831
2006-06-01	17091
2006-07-01	11536
2006-08-01	12075
2006-09-01	12312
2006-10-01	12436
2006-11-01	12652
2006-12-01	13066
2007-01-01	11684
2007-02-01	10810
2007-03-01	14443
2007-04-01	12274
2007-05-01	14342
2007-06-01	15181
2007-07-01	13434
2007-08-01	13367
2007-09-01	13440
2007-10-01	14505
2007-11-01	15189
2007-12-01	13812
2008-01-01	14392
2008-02-01	12963
2008-03-01	12629
2008-04-01	16095
2008-05-01	14603
2008-06-01	15375
2008-07-01	13002
2008-08-01	11344
2008-09-01	11996
2008-10-01	11323
2008-11-01	8329
2008-12-01	8612
2009-01-01	7786
2009-02-01	7422
2009-03-01	9827
2009-04-01	9037
2009-05-01	9329
2009-06-01	11277
2009-07-01	9080
2009-08-01	7909
2009-09-01	9760
2009-10-01	9969
2009-11-01	9060
2009-12-01	11793
2010-01-01	10645
2010-02-01	8590
2010-03-01	13950
2010-04-01	11953
2010-05-01	12974
2010-06-01	15539
2010-07-01	11669
2010-08-01	11756
2010-09-01	13534
2010-10-01	13593
2010-11-01	13948
2010-12-01	15463
2011-01-01	12371
2011-02-01	11542
2011-03-01	16776
2011-04-01	13425
2011-05-01	16567
2011-06-01	17022
2011-07-01	13061
2011-08-01	12492
2011-09-01	13794
2011-10-01	12377
2011-11-01	15026
2011-12-01	15341
2012-01-01	12868
2012-02-01	14173
2012-03-01	13675
2012-04-01	12068
2012-05-01	16621
2012-06-01	14029
2012-07-01	16378
2012-08-01	13465
2012-09-01	13817
2012-10-01	15138
2012-11-01	16083
2012-12-01	10621
2013-01-01	14718
2013-02-01	12169
2013-03-01	14890
2013-04-01	15683
2013-05-01	16465
2013-06-01	17426
2013-07-01	14133
2013-08-01	14074
2013-09-01	14388
2013-10-01	16653
2013-11-01	15809
2013-12-01	14235
2014-01-01	16242
2014-02-01	14727
2014-03-01	16766
2014-04-01	16446
2014-05-01	16833
2014-06-01	17531
2014-07-01	14223
2014-08-01	14564
2014-09-01	14359
2014-10-01	16264
2014-11-01	15091
2014-12-01	15363
2015-01-01	16001
2015-02-01	13514
2015-03-01	19538
2015-04-01	16926
2015-05-01	17002
2015-06-01	21316
2015-07-01	16202
2015-08-01	16113
2015-09-01	17738
2015-10-01	16815
2015-11-01	17067
2015-12-01	18420
2016-01-01	16380
2016-02-01	16590
2016-03-01	19151
2016-04-01	19856
2016-05-01	21125
2016-06-01	23623
2016-07-01	15693
2016-08-01	17361
2016-09-01	18400
2016-10-01	16993
2016-11-01	17976
2016-12-01	19325
2017-01-01	19490
2017-02-01	17444
2017-03-01	22731
2017-04-01	17639
2017-05-01	22314
2017-06-01	23982
2017-07-01	15221
2017-08-01	15305
2017-09-01	14326
2017-10-01	18526
2017-11-01	18015
2017-12-01	16483
2018-01-01	19899
2018-02-01	17276
2018-03-01	19786
2018-04-01	18764
2018-05-01	22591
2018-06-01	22559
2018-07-01	16483
2018-08-01	20670
2018-09-01	11990