Month	Number
1960-01-01	19855
1960-02-01	26472
1960-03-01	34357
1960-04-01	37046
1960-05-01	34364
1960-06-01	35221
1960-07-01	40538
1960-08-01	40102
1960-09-01	37577
1960-10-01	38837
1960-11-01	42503
1960-12-01	37298
1961-01-01	30352
1961-02-01	39044
1961-03-01	40007
1961-04-01	49991
1961-05-01	45404
1961-06-01	46032
1961-07-01	48015
1961-08-01	49580
1961-09-01	45685
1961-10-01	50691
1961-11-01	48709
1961-12-01	42453
1962-01-01	37574
1962-02-01	37247
1962-03-01	42050
1962-04-01	49195
1962-05-01	49125
1962-06-01	50507
1962-07-01	56661
1962-08-01	53407
1962-09-01	52950
1962-10-01	56055
1962-11-01	53677
1962-12-01	47674
1963-01-01	41813
1963-02-01	43593
1963-03-01	48433
1963-04-01	60049
1963-05-01	54598
1963-06-01	58943
1963-07-01	69178
1963-08-01	63392
1963-09-01	62669
1963-10-01	68877
1963-11-01	61603
1963-12-01	55595
1964-01-01	50184
1964-02-01	58390
1964-03-01	56306
1964-04-01	61278
1964-05-01	62267
1964-06-01	65703
1964-07-01	66552
1964-08-01	64552
1964-09-01	65692
1964-10-01	73063
1964-11-01	67085
1964-12-01	60357
1965-01-01	54772
1965-02-01	62092
1965-03-01	61206
1965-04-01	72861
1965-05-01	64390
1965-06-01	73223
1965-07-01	74464
1965-08-01	69585
1965-09-01	72798
1965-10-01	84160
1965-11-01	83541
1965-12-01	69504
1966-01-01	54260
1966-02-01	62383
1966-03-01	63939
1966-04-01	69342
1966-05-01	67754
1966-06-01	79751
1966-07-01	84633
1966-08-01	74477
1966-09-01	73586
1966-10-01	77443
1966-11-01	82221
1966-12-01	66790
1967-01-01	65165
1967-02-01	64568
1967-03-01	75700
1967-04-01	89108
1967-05-01	76704
1967-06-01	80325
1967-07-01	85929
1967-08-01	94232
1967-09-01	87735
1967-10-01	88414
1967-11-01	95451
1967-12-01	87827
1968-01-01	82069
1968-02-01	85152
1968-03-01	88935
1968-04-01	104057
1968-05-01	99829
1968-06-01	101121
1968-07-01	97256
1968-08-01	102261
1968-09-01	113211
1968-10-01	107736
1968-11-01	114340
1968-12-01	105698
1969-01-01	86008
1969-02-01	89330
1969-03-01	92665
1969-04-01	111136
1969-05-01	106884
1969-06-01	129445
1969-07-01	128713
1969-08-01	127494
1969-09-01	128711
1969-10-01	112616
1969-11-01	117584
1969-12-01	116026
1970-01-01	100192
1970-02-01	108122
1970-03-01	120817
1970-04-01	129112
1970-05-01	117749
1970-06-01	139099
1970-07-01	139405
1970-08-01	136048
1970-09-01	123915
1970-10-01	119561
1970-11-01	125159
1970-12-01	125377
1971-01-01	128192
1971-02-01	90769
1971-03-01	116486
1971-04-01	114896
1971-05-01	111820
1971-06-01	121004
1971-07-01	138009
1971-08-01	131246
1971-09-01	129190
1971-10-01	131649
1971-11-01	125549
1971-12-01	124950
1972-01-01	102353
1972-02-01	106556
1972-03-01	195268
1972-04-01	139620
1972-05-01	139093
1972-06-01	155508
1972-07-01	159364
1972-08-01	153369
1972-09-01	160019
1972-10-01	162622
1972-11-01	166814
1972-12-01	166995
1973-01-01	142373
1973-02-01	141531
1973-03-01	175637
1973-04-01	170230
1973-05-01	151860
1973-06-01	156509
1973-07-01	165026
1973-08-01	158960
1973-09-01	173125
1973-10-01	160747
1973-11-01	154158
1973-12-01	154956
1974-01-01	107315
1974-02-01	103179
1974-03-01	107120
1974-04-01	99003
1974-05-01	99862
1974-06-01	106219
1974-07-01	138692
1974-08-01	134235
1974-09-01	121401
1974-10-01	106996
1974-11-01	95545
1974-12-01	96533
1975-01-01	70523
1975-02-01	82610
1975-03-01	109675
1975-04-01	114724
1975-05-01	105211
1975-06-01	114653
1975-07-01	141439
1975-08-01	128873
1975-09-01	113813
1975-10-01	120573
1975-11-01	109512
1975-12-01	144680
1976-01-01	106954
1976-02-01	107467
1976-03-01	119820
1976-04-01	131043
1976-05-01	121969
1976-06-01	136964
1976-07-01	158019
1976-08-01	138610
1976-09-01	121781
1976-10-01	124135
1976-11-01	117682
1976-12-01	139400
1977-01-01	116488
1977-02-01	105997
1977-03-01	118387
1977-04-01	143667
1977-05-01	116568
1977-06-01	118784
1977-07-01	139617
1977-08-01	145663
1977-09-01	120688
1977-10-01	121495
1977-11-01	128191
1977-12-01	132715
1978-01-01	109527
1978-02-01	117854
1978-03-01	137190
1978-04-01	139680
1978-05-01	115095
1978-06-01	155636
1978-07-01	151718
1978-08-01	116230
1978-09-01	109273
1978-10-01	123946
1978-11-01	140088
1978-12-01	133125
1979-01-01	85586
1979-02-01	97317
1979-03-01	130744
1979-04-01	156228
1979-05-01	117080
1979-06-01	142204
1979-07-01	158442
1979-08-01	133878
1979-09-01	122141
1979-10-01	117950
1979-11-01	114313
1979-12-01	117140
1980-01-01	89500
1980-02-01	94500
1980-03-01	123272
1980-04-01	139877
1980-05-01	106126
1980-06-01	116597
1980-07-01	116588
1980-08-01	102929
1980-09-01	97386
1980-10-01	94113
1980-11-01	88438
1980-12-01	99300
1981-01-01	67717
1981-02-01	87611
1981-03-01	97177
1981-04-01	119576
1981-05-01	119272
1981-06-01	108925
1981-07-01	97192
1981-08-01	93100
1981-09-01	92009
1981-10-01	87971
1981-11-01	86643
1981-12-01	94506
1982-01-01	66198
1982-02-01	79426
1982-03-01	97914
1982-04-01	106062
1982-05-01	92995
1982-06-01	106875
1982-07-01	104736
1982-08-01	97689
1982-09-01	98320
1982-10-01	101025
1982-11-01	98420
1982-12-01	96489
1983-01-01	79896
1983-02-01	83521
1983-03-01	91072
1983-04-01	102031
1983-05-01	82605
1983-06-01	106721
1983-07-01	101224
1983-08-01	96047
1983-09-01	94691
1983-10-01	98989
1983-11-01	96863
1983-12-01	103137
1984-01-01	70543
1984-02-01	85819
1984-03-01	96197
1984-04-01	113173
1984-05-01	96449
1984-06-01	106009
1984-07-01	107625
1984-08-01	100139
1984-09-01	98334
1984-10-01	104737
1984-11-01	99943
1984-12-01	108314
1985-01-01	77527
1985-02-01	90942
1985-03-01	103955
1985-04-01	116794
1985-05-01	99660
1985-06-01	112363
1985-07-01	107110
1985-08-01	95388
1985-09-01	101454
1985-10-01	110395
1985-11-01	106417
1985-12-01	114067
1986-01-01	84856
1986-02-01	96325
1986-03-01	106165
1986-04-01	115805
1986-05-01	104686
1986-06-01	117670
1986-07-01	121542
1986-08-01	113918
1986-09-01	122652
1986-10-01	126805
1986-11-01	125406
1986-12-01	128779
1987-01-01	93554
1987-02-01	109254
1987-03-01	119762
1987-04-01	138208
1987-05-01	130493
1987-06-01	150704
1987-07-01	154578
1987-08-01	149134
1987-09-01	155493
1987-10-01	160509
1987-11-01	157022
1987-12-01	155589
1988-01-01	111376
1988-02-01	127945
1988-03-01	137483
1988-04-01	140929
1988-05-01	135916
1988-06-01	153525
1988-07-01	151617
1988-08-01	152342
1988-09-01	144566
1988-10-01	146851
1988-11-01	139174
1988-12-01	142920
1989-01-01	102183
1989-02-01	115750
1989-03-01	136843
1989-04-01	147091
1989-05-01	135306
1989-06-01	150241
1989-07-01	148975
1989-08-01	143166
1989-09-01	144610
1989-10-01	150935
1989-11-01	143694
1989-12-01	143818
1990-01-01	108644
1990-02-01	122241
1990-03-01	134062
1990-04-01	147845
1990-05-01	146627
1990-06-01	162007
1990-07-01	158367
1990-08-01	143070
1990-09-01	152093
1990-10-01	151938
1990-11-01	138354
1990-12-01	141861
1991-01-01	104097
1991-02-01	106957
1991-03-01	112151
1991-04-01	119839
1991-05-01	114239
1991-06-01	127079
1991-07-01	125160
1991-08-01	110478
1991-09-01	111645
1991-10-01	113153
1991-11-01	111477
1991-12-01	113851
1992-01-01	87066
1992-02-01	99436
1992-03-01	109554
1992-04-01	120341
1992-05-01	114127
1992-06-01	128397
1992-07-01	131243
1992-08-01	123783
1992-09-01	123224
1992-10-01	124816
1992-11-01	120600
1992-12-01	120003
1993-01-01	87868
1993-02-01	105693
1993-03-01	119657
1993-04-01	121651
1993-05-01	114637
1993-06-01	133712
1993-07-01	137340
1993-08-01	137281
1993-09-01	136339
1993-10-01	134527
1993-11-01	131129
1993-12-01	125850
1994-01-01	106097
1994-02-01	112372
1994-03-01	118852
1994-04-01	135810
1994-05-01	130096
1994-06-01	147909
1994-07-01	145373
1994-08-01	139753
1994-09-01	132647
1994-10-01	134853
1994-11-01	136983
1994-12-01	129507
1995-01-01	100184
1995-02-01	114351
1995-03-01	113154
1995-04-01	124091
1995-05-01	115648
1995-06-01	124735
1995-07-01	129125
1995-08-01	118726
1995-09-01	125639
1995-10-01	131792
1995-11-01	137180
1995-12-01	135705
1996-01-01	107401
1996-02-01	112216
1996-03-01	122394
1996-04-01	139312
1996-05-01	136571
1996-06-01	136675
1996-07-01	157114
1996-08-01	135748
1996-09-01	147505
1996-10-01	159987
1996-11-01	150749
1996-12-01	137594
1997-01-01	105375
1997-02-01	110530
1997-03-01	113218
1997-04-01	126318
1997-05-01	123478
1997-06-01	120842
1997-07-01	113495
1997-08-01	112004
1997-09-01	114721
1997-10-01	119715
1997-11-01	115266
1997-12-01	112052
1998-01-01	88207
1998-02-01	95536
1998-03-01	99713
1998-04-01	106001
1998-05-01	102503
1998-06-01	106715
1998-07-01	100677
1998-08-01	99228
1998-09-01	98645
1998-10-01	104291
1998-11-01	96827
1998-12-01	99952
1999-01-01	78359
1999-02-01	86581
1999-03-01	99757
1999-04-01	107204
1999-05-01	101547
1999-06-01	114505
1999-07-01	102553
1999-08-01	107612
1999-09-01	109012
1999-10-01	103658
1999-11-01	104669
1999-12-01	99144
2000-01-01	91519
2000-02-01	88635
2000-03-01	96149
2000-04-01	107258
2000-05-01	100443
2000-06-01	113098
2000-07-01	101696
2000-08-01	103554
2000-09-01	105613
2000-10-01	105251
2000-11-01	107020
2000-12-01	109607
2001-01-01	81348
2001-02-01	83440
2001-03-01	94829
2001-04-01	99556
2001-05-01	100250
2001-06-01	101168
2001-07-01	103135
2001-08-01	104705
2001-09-01	102507
2001-10-01	101746
2001-11-01	105743
2001-12-01	95431
2002-01-01	84196
2002-02-01	85775
2002-03-01	88958
2002-04-01	98924
2002-05-01	106110
2002-06-01	101502
2002-07-01	96245
2002-08-01	97653
2002-09-01	97238
2002-10-01	103567
2002-11-01	98664
2002-12-01	92184
2003-01-01	82770
2003-02-01	83399
2003-03-01	87297
2003-04-01	100276
2003-05-01	97970
2003-06-01	115081
2003-07-01	98718
2003-08-01	92406
2003-09-01	98369
2003-10-01	104572
2003-11-01	98399
2003-12-01	100826
2004-01-01	88797
2004-02-01	84950
2004-03-01	93285
2004-04-01	96178
2004-05-01	98889
2004-06-01	106582
2004-07-01	106462
2004-08-01	102070
2004-09-01	108281
2004-10-01	106145
2004-11-01	98561
2004-12-01	98849
2005-01-01	94944
2005-02-01	85288
2005-03-01	90789
2005-04-01	96740
2005-05-01	101862
2005-06-01	109184
2005-07-01	115343
2005-08-01	109199
2005-09-01	108086
2005-10-01	115822
2005-11-01	110986
2005-12-01	97932
2006-01-01	92899
2006-02-01	96995
2006-03-01	94318
2006-04-01	111260
2006-05-01	108652
2006-06-01	114331
2006-07-01	106649
2006-08-01	111187
2006-09-01	112442
2006-10-01	118360
2006-11-01	115392
2006-12-01	107906
2007-01-01	92219
2007-02-01	87360
2007-03-01	99488
2007-04-01	107255
2007-05-01	97076
2007-06-01	121149
2007-07-01	81714
2007-08-01	63076
2007-09-01	63018
2007-10-01	76920
2007-11-01	84252
2007-12-01	87214
2008-01-01	86971
2008-02-01	82962
2008-03-01	83991
2008-04-01	97964
2008-05-01	90804
2008-06-01	100929
2008-07-01	97212
2008-08-01	96905
2008-09-01	97184
2008-10-01	92123
2008-11-01	84277
2008-12-01	82197
2009-01-01	70688
2009-02-01	62303
2009-03-01	66628
2009-04-01	66198
2009-05-01	62805
2009-06-01	68268
2009-07-01	65974
2009-08-01	59749
2009-09-01	61181
2009-10-01	67120
2009-11-01	68198
2009-12-01	69298
2010-01-01	64951
2010-02-01	56527
2010-03-01	65008
2010-04-01	66568
2010-05-01	59911
2010-06-01	68688
2010-07-01	68809
2010-08-01	71921
2010-09-01	71998
2010-10-01	71390
2010-11-01	72838
2010-12-01	74517
2011-01-01	66709
2011-02-01	62252
2011-03-01	63419
2011-04-01	66757
2011-05-01	63726
2011-06-01	72687
2011-07-01	83398
2011-08-01	81986
2011-09-01	64206
2011-10-01	67273
2011-11-01	72635
2011-12-01	69069
2012-01-01	65984
2012-02-01	66928
2012-03-01	66597
2012-04-01	73647
2012-05-01	69638
2012-06-01	72566
2012-07-01	75421
2012-08-01	77500
2012-09-01	74176
2012-10-01	84251
2012-11-01	80145
2012-12-01	75944
2013-01-01	69289
2013-02-01	68969
2013-03-01	71456
2013-04-01	77894
2013-05-01	79751
2013-06-01	83704
2013-07-01	84801
2013-08-01	84343
2013-09-01	88539
2013-10-01	90226
2013-11-01	91475
2013-12-01	89578
2014-01-01	77843
2014-02-01	69689
2014-03-01	69411
2014-04-01	75286
2014-05-01	67791
2014-06-01	75757
2014-07-01	72880
2014-08-01	73771
2014-09-01	75882
2014-10-01	79171
2014-11-01	78364
2014-12-01	76416
2015-01-01	67713
2015-02-01	67552
2015-03-01	69887
2015-04-01	75617
2015-05-01	71720
2015-06-01	88118
2015-07-01	78263
2015-08-01	80255
2015-09-01	77872
2015-10-01	77153
2015-11-01	79697
2015-12-01	75452
2016-01-01	67815
2016-02-01	72831
2016-03-01	75744
2016-04-01	82398
2016-05-01	78728
2016-06-01	85953
2016-07-01	85208
2016-08-01	82242
2016-09-01	85622
2016-10-01	87239
2016-11-01	85051
2016-12-01	78406
2017-01-01	76491
2017-02-01	70912
2017-03-01	75887
2017-04-01	83979
2017-05-01	78481
2017-06-01	87456
2017-07-01	83234
2017-08-01	80562
2017-09-01	83128
2017-10-01	83057
2017-11-01	84703
2017-12-01	76751
2018-01-01	66358
2018-02-01	69071
2018-03-01	69616
2018-04-01	84226
2018-05-01	79539
2018-06-01	81275
2018-07-01	82615
2018-08-01	81860
2018-09-01	81903