Monthly Percent
1968-01-01 51.4955134596211
1968-02-01 51.0224438902743
1968-03-01 55.9102244389027
1968-04-01 58.2543640897756
1968-05-01 59.1724825523430
1968-06-01 58.4745762711864
1968-07-01 58.3956153462880
1968-08-01 58.0049875311721
1968-09-01 56.0439560439560
1968-10-01 55.7221389305347
1968-11-01 54.6773386693347
1968-12-01 53.2064128256513
1969-01-01 51.4300050175615
1969-02-01 50.3514056224900
1969-03-01 55.0025138260432
1969-04-01 56.8765743073048
1969-05-01 57.8416540595058
1969-06-01 57.2869389813414
1969-07-01 57.6612903225806
1969-08-01 56.8330811901160
1969-09-01 55.7236510337872
1969-10-01 55.0403225806452
1969-11-01 53.8810483870968
1969-12-01 52.8729838709677
1970-01-01 51.0842158345940
1970-02-01 51.3853904282116
1970-03-01 56.1147458480121
1970-04-01 57.2219426270760
1970-05-01 57.4949698189135
1970-06-01 57.3869346733668
1970-07-01 58.1617277749874
1970-08-01 56.9924812030075
1970-09-01 56.6066066066066
1970-10-01 55.5000000000000
1970-11-01 54.7452547452548
1970-12-01 54.7726136931534
1971-01-01 53.1437125748503
1971-02-01 53.0907278165504
1971-03-01 57.4838388861263
1971-04-01 58.6805555555556
1971-05-01 58.9489340604859
1971-06-01 58.3333333333333
1971-07-01 58.1141439205955
1971-08-01 56.8656716417910
1971-09-01 55.5610972568579
1971-10-01 55.1224387806097
1971-11-01 54.1583166332665
1971-12-01 53.5175879396985
1972-01-01 52.4987380111055
1972-02-01 52.7449974345818
1972-03-01 55.5097837281153
1972-04-01 55.9462254395036
1972-05-01 55.9295701708959
1972-06-01 55.4805194805195
1972-07-01 55.6935817805383
1972-08-01 54.8002075765438
1972-09-01 54.2797494780793
1972-10-01 53.6292428198433
1972-11-01 52.9103303618249
1972-12-01 52.4960588544404
1973-01-01 51.5071390798519
1973-02-01 51.0898458266879
1973-03-01 53.2550693703308
1973-04-01 54.4724156400643
1973-05-01 54.4133476856835
1973-06-01 54.7464940668824
1973-07-01 54.8806941431670
1973-08-01 52.9347826086956
1973-09-01 52.9956427015251
1973-10-01 52.5970475669765
1973-11-01 51.1806699615596
1973-12-01 49.7246696035242
1974-01-01 47.4820143884892
1974-02-01 47.8622987229317
1974-03-01 51.0602678571429
1974-04-01 52.3516237402016
1974-05-01 52.7497194163861
1974-06-01 51.6038266741700
1974-07-01 50.7361268403171
1974-08-01 50.2267573696145
1974-09-01 50.3416856492027
1974-10-01 50.3144654088050
1974-11-01 48.6486486486486
1974-12-01 47.5476053087132
1975-01-01 45.9224985540775
1975-02-01 45.4439930354034
1975-03-01 47.7551020408163
1975-04-01 49.4454173963806
1975-05-01 50.2339181286550
1975-06-01 48.6834406085430
1975-07-01 49.1176470588235
1975-08-01 48.5562757807896
1975-09-01 47.9056047197640
1975-10-01 48.1371969248965
1975-11-01 47.0902612826603
1975-12-01 47.5566150178784
1976-01-01 45.4871488344292
1976-02-01 44.8441247002398
1976-03-01 47.8941034897714
1976-04-01 48.2841661649609
1976-05-01 47.2289156626506
1976-06-01 46.6546112115732
1976-07-01 47.6075105996366
1976-08-01 47.1515151515152
1976-09-01 46.2749848576620
1976-10-01 44.9574726609964
1976-11-01 45.0729927007299
1976-12-01 45.1494813910921
1977-01-01 43.1456548347613
1977-02-01 43.0674846625767
1977-03-01 46.0307692307692
1977-04-01 47.1023427866831
1977-05-01 46.7940813810111
1977-06-01 46.5101914762199
1977-07-01 47.2411655300682
1977-08-01 46.2492250464972
1977-09-01 45.4094292803970
1977-10-01 43.7616387337058
1977-11-01 44.3132380360472
1977-12-01 44.8039825762290
1978-01-01 42.4844720496894
1978-02-01 42.1641791044776
1978-03-01 44.9564134495641
1978-04-01 47.1651090342679
1978-05-01 47.4797759800871
1978-06-01 47.1651090342679
1978-07-01 46.5377417342483
1978-08-01 45.3524641297567
1978-09-01 44.3820224719101
1978-10-01 43.7305053025577
1978-11-01 43.1690580162196
1978-12-01 43.2854465958776
1979-01-01 41.6875000000000
1979-02-01 41.3016270337922
1979-03-01 43.5544430538173
1979-04-01 45.3750000000000
1979-05-01 46.4084946908182
1979-06-01 46.6292134831461
1979-07-01 46.4040025015635
1979-08-01 45.6535334584115
1979-09-01 43.8750000000000
1979-10-01 43.7851342910681
1979-11-01 42.8304239401496
1979-12-01 42.0560747663551
1980-01-01 40.4242046163444
1980-02-01 39.3125000000000
1980-03-01 42.0362273579013
1980-04-01 43.7305053025577
1980-05-01 44.9221183800623
1980-06-01 45.8955223880597
1980-07-01 46.2928348909657
1980-08-01 45.3697949036669
1980-09-01 44.2998760842627
1980-10-01 43.5024752475248
1980-11-01 43.0160692212608
1980-12-01 42.7424336009883
1981-01-01 41.1764705882353
1981-02-01 40.5220633934121
1981-03-01 42.9993777224642
1981-04-01 45.4828660436137
1981-05-01 45.4431960049938
1981-06-01 46.5625000000000
1981-07-01 46.0526315789474
1981-08-01 44.7994987468672
1981-09-01 43.4564809016907
1981-10-01 42.5798371947401
1981-11-01 42.7586206896552
1981-12-01 42.2835633626098
1982-01-01 40.4255319148936
1982-02-01 39.9249061326658
1982-03-01 42.6433915211970
1982-04-01 45.3300124533001
1982-05-01 45.4037267080745
1982-06-01 44.8511166253102
1982-07-01 45.0712957222567
1982-08-01 44.2865966646078
1982-09-01 43.2881773399015
1982-10-01 43.2432432432432
1982-11-01 43.6887254901961
1982-12-01 43.5049019607843
1983-01-01 41.5441176470588
1983-02-01 41.5544675642595
1983-03-01 44.0097799511002
1983-04-01 46.4590964590965
1983-05-01 46.7968273337401
1983-06-01 46.5611685940353
1983-07-01 45.8966565349544
1983-08-01 44.6937537901759
1983-09-01 43.7916414294367
1983-10-01 43.5386473429952
1983-11-01 43.5727217863609
1983-12-01 43.0036188178528
1984-01-01 41.3751507840772
1984-02-01 40.7854984894260
1984-03-01 42.3749246534057
1984-04-01 45.4600120264582
1984-05-01 45.7983193277311
1984-06-01 45.7809694793537
1984-07-01 45.4491017964072
1984-08-01 44.9880668257757
1984-09-01 44.7619047619048
1984-10-01 43.8429506246282
1984-11-01 43.0011862396204
1984-12-01 42.9756965026675
1985-01-01 41.4446417998816
1985-02-01 40.8175355450237
1985-03-01 42.3829282750445
1985-04-01 44.2409923213231
1985-05-01 44.3985849056604
1985-06-01 44.2092886537331
1985-07-01 44.5358401880141
1985-08-01 43.6512580456407
1985-09-01 43.0823117338004
1985-10-01 42.8321678321678
1985-11-01 42.8155904595695
1985-12-01 42.0930232558140
1986-01-01 41.4875072632191
1986-02-01 40.7428903076030
1986-03-01 42.6836321573164
1986-04-01 44.9710982658960
1986-05-01 44.6304849884527
1986-06-01 44.8156682027650
1986-07-01 45.2873563218391
1986-08-01 44.3110348770726
1986-09-01 43.2155074116306
1986-10-01 42.8977272727273
1986-11-01 42.8571428571429
1986-12-01 41.7139614074915
1987-01-01 40.2604756511891
1987-02-01 39.7275822928490
1987-03-01 42.0248868778280
1987-04-01 44.4130925507901
1987-05-01 44.7383230163196
1987-06-01 44.4756029164330
1987-07-01 44.0896358543417
1987-08-01 44.1652707984366
1987-09-01 43.0640668523677
1987-10-01 42.2074320576816
1987-11-01 42.5884955752212
1987-12-01 42.0353982300885
1988-01-01 40.0662251655629
1988-02-01 39.1256225788600
1988-03-01 41.8643132928847
1988-04-01 44.7194719471947
1988-05-01 45.0109649122807
1988-06-01 44.7728516694034
1988-07-01 44.1707717569786
1988-08-01 43.7295528898582
1988-09-01 42.6789587852495
1988-10-01 42.4390243902439
1988-11-01 42.5094645754462
1988-12-01 42.1166306695464
1989-01-01 40.2050728548300
1989-02-01 40.1404646137223
1989-03-01 42.1875000000000
1989-04-01 45.0779989241528
1989-05-01 45.2982267598066
1989-06-01 45.6300268096515
1989-07-01 45.2738990332975
1989-08-01 44.0940673436665
1989-09-01 43.0244941427050
1989-10-01 43.1612559872272
1989-11-01 43.2518597236982
1989-12-01 42.7432216905901
1990-01-01 40.3191489361702
1990-02-01 40.6300053390283
1990-03-01 42.9712460063898
1990-04-01 45.4303931987248
1990-05-01 46.5288818229995
1990-06-01 46.1334745762712
1990-07-01 45.9574468085106
1990-08-01 44.9044585987261
1990-09-01 44.6853516657853
1990-10-01 45.2091053467443
1990-11-01 44.6210916799152
1990-12-01 43.9851616322205
1991-01-01 41.7634635691658
1991-02-01 41.7902542372881
1991-03-01 44.2510548523207
1991-04-01 46.8029350104822
1991-05-01 47.9645093945720
1991-06-01 47.7853048462741
1991-07-01 47.4425887265136
1991-08-01 46.7532467532468
1991-09-01 45.9865354738477
1991-10-01 45.5015511892451
1991-11-01 45.6095041322314
1991-12-01 45.7320227625453
1992-01-01 43.3834976647639
1992-02-01 43.6458333333333
1992-03-01 45.6725755995829
1992-04-01 48.4056455828542
1992-05-01 49.1136600625652
1992-06-01 47.8374153204794
1992-07-01 48.2740585774059
1992-08-01 47.9123173277662
1992-09-01 46.4025026068822
1992-10-01 46.4546402502607
1992-11-01 46.4825429911412
1992-12-01 46.4229765013055
1993-01-01 43.8578149503398
1993-02-01 43.6745406824147
1993-03-01 45.8398744113030
1993-04-01 48.6656200941915
1993-05-01 48.6387434554974
1993-06-01 48.5878661087866
1993-07-01 49.2905937992643
1993-08-01 48.1384373361300
1993-09-01 46.9323544834819
1993-10-01 47.7964323189927
1993-11-01 47.5865687303253
1993-12-01 47.2689075630252
1994-01-01 44.5789473684211
1994-02-01 44.5738485971413
1994-03-01 47.1179270227393
1994-04-01 49.4976203067160
1994-05-01 49.6029645314981
1994-06-01 48.9417989417989
1994-07-01 49.2029755579171
1994-08-01 48.8841657810840
1994-09-01 47.6645435244161
1994-10-01 47.3712161444503
1994-11-01 47.5026567481403
1994-12-01 47.3908413205538
1995-01-01 45.4157782515992
1995-02-01 44.9865951742627
1995-03-01 46.9989281886388
1995-04-01 48.7399463806970
1995-05-01 48.7922705314010
1995-06-01 49.0322580645161
1995-07-01 49.5135135135135
1995-08-01 48.7567567567568
1995-09-01 47.7837837837838
1995-10-01 47.6473769605192
1995-11-01 47.7531131564700
1995-12-01 47.0141150922910
1996-01-01 45.8900381056070
1996-02-01 46.0021905805038
1996-03-01 47.4001094690750
1996-04-01 49.5071193866375
1996-05-01 50.0274273176083
1996-06-01 50.7962657880286
1996-07-01 50.4145936981758
1996-08-01 49.5844875346260
1996-09-01 48.5603543743079
1996-10-01 47.4764281752634
1996-11-01 47.1111111111111
1996-12-01 47.2423398328691
1997-01-01 46.1968680089486
1997-02-01 46.2014631401238
1997-03-01 47.5225225225225
1997-04-01 49.4369369369369
1997-05-01 50.4230118443316
1997-06-01 50.3389830508475
1997-07-01 50.3412969283276
1997-08-01 49.8573873359954
1997-09-01 49.3166287015945
1997-10-01 48.4018264840183
1997-11-01 47.5128644939966
1997-12-01 47.5644699140401
1998-01-01 46.2867012089810
1998-02-01 45.6597222222222
1998-03-01 47.3410404624278
1998-04-01 49.7106481481481
1998-05-01 50.3480278422274
1998-06-01 49.9709471237652
1998-07-01 49.7954412624196
1998-08-01 49.5896834701055
1998-09-01 48.2415005861665
1998-10-01 47.8260869565217
1998-11-01 47.8209658421673
1998-12-01 47.6387249114522
1999-01-01 45.9123222748815
1999-02-01 45.0536352800954
1999-03-01 46.9886702444842
1999-04-01 48.9552238805970
1999-05-01 50.0897666068223
1999-06-01 49.4004796163070
1999-07-01 48.5214242607121
1999-08-01 48.2175226586103
1999-09-01 46.7917675544794
1999-10-01 46.2098241358399
1999-11-01 45.8637469586375
1999-12-01 46.5286236297198
2000-01-01 44.6483180428135
2000-02-01 44.0959409594096
2000-03-01 46.8019680196802
2000-04-01 48.5239852398524
2000-05-01 49.1985203452528
2000-06-01 48.4249536751081
2000-07-01 48.1665630826600
2000-08-01 47.3225404732254
2000-09-01 46.6998754669988
2000-10-01 47.4438902743142
2000-11-01 47.2534332084894
2000-12-01 46.8417761100688
2001-01-01 44.5979899497487
2001-02-01 44.0581542351454
2001-03-01 46.3969658659924
2001-04-01 48.5461441213654
2001-05-01 49.0816972767574
2001-06-01 47.8426395939086
2001-07-01 47.7955271565495
2001-08-01 47.8539397821909
2001-09-01 45.5534229046705
2001-10-01 45.5769230769231
2001-11-01 45.8574181117534
2001-12-01 45.1156812339332
2002-01-01 43.4951456310680
2002-02-01 42.8013029315961
2002-03-01 45.0585175552666
2002-04-01 47.4675324675325
2002-05-01 47.1661237785016
2002-06-01 46.7362924281984
2002-07-01 46.9816272965879
2002-08-01 47.8289473684211
2002-09-01 45.6936226166995
2002-10-01 44.9637919684003
2002-11-01 44.1215323645971
2002-12-01 44.0476190476190
2003-01-01 42.7435387673956
2003-02-01 42.6284189459640
2003-03-01 44.4666666666667
2003-04-01 46.6355762824783
2003-05-01 46.8269873079492
2003-06-01 46.3855421686747
2003-07-01 45.8333333333333
2003-08-01 45.9204315576534
2003-09-01 45.2220726783311
2003-10-01 44.0323668240054
2003-11-01 44.1593517893315
2003-12-01 44.1355932203390
2004-01-01 41.9836956521739
2004-02-01 41.5584415584416
2004-03-01 43.4219495569189
2004-04-01 45.3678474114441
2004-05-01 45.6284153005464
2004-06-01 44.9245541838134
2004-07-01 45.6237077877326
2004-08-01 45.9944751381215
2004-09-01 45.0519031141868
2004-10-01 44.6985446985447
2004-11-01 43.8584316446912
2004-12-01 43.6022253129346
2005-01-01 41.5212840195394
2005-02-01 41.2342215988780
2005-03-01 43.4173669467787
2005-04-01 45.7924263674614
2005-05-01 46.2780898876404
2005-06-01 46.0239268121042
2005-07-01 45.9688826025460
2005-08-01 46.1374911410347
2005-09-01 45.6413890857548
2005-10-01 45.5642299503194
2005-11-01 44.9822064056940
2005-12-01 44.6899501069138
2006-01-01 42.9592566118656
2006-02-01 42.5287356321839
2006-03-01 43.9426523297491
2006-04-01 46.2311557788945
2006-05-01 46.4414090582315
2006-06-01 46.9402447804176
2006-07-01 46.3096960926194
2006-08-01 45.7184325108853
2006-09-01 45.1051486584482
2006-10-01 45.5007256894049
2006-11-01 44.4767441860465
2006-12-01 43.0029154518950
2007-01-01 41.8809698750918
2007-02-01 42.7520235467255
2007-03-01 44.3708609271523
2007-04-01 47.7941176470588
2007-05-01 47.2017673048601
2007-06-01 46.9417833456153
2007-07-01 45.4881656804734
2007-08-01 44.9146250927988
2007-09-01 44.9479940564636
2007-10-01 44.5765230312036
2007-11-01 44.3368107302534
2007-12-01 43.2513049962714
2008-01-01 41.4798206278027
2008-02-01 41.9040479760120
2008-03-01 43.4684684684685
2008-04-01 47.2932330827068
2008-05-01 47.5187969924812
2008-06-01 46.0437076111530
2008-07-01 44.0665154950869
2008-08-01 45.6752655538695
2008-09-01 44.7308567096285
2008-10-01 43.6930091185410
2008-11-01 44.2498095963442
2008-12-01 43.3257055682685
2009-01-01 41.6666666666667
2009-02-01 41.4559386973180
2009-03-01 42.0567920184190
2009-04-01 45.8173445894091
2009-05-01 46.3901689708141
2009-06-01 45.3775038520801
2009-07-01 44.3759630200308
2009-08-01 44.1518202943455
2009-09-01 43.5321456235476
2009-10-01 42.6026336173509
2009-11-01 42.8904428904429
2009-12-01 41.9003115264798
2010-01-01 40.5932864949258
2010-02-01 40.2190923317684
2010-03-01 42.1176470588235
2010-04-01 43.8775510204082
2010-05-01 44.2610062893082
2010-06-01 44.4968553459119
2010-07-01 43.1388012618297
2010-08-01 43.3544303797468
2010-09-01 43.1061806656101
2010-10-01 42.7553444180523
2010-11-01 42.9252782193959
2010-12-01 42.5616547334924
2011-01-01 40.4628890662410
2011-02-01 40.4153354632588
2011-03-01 42.0147420147420
2011-04-01 45.2536824877250
2011-05-01 45.3201970443350
2011-06-01 45.1559934318555
2011-07-01 43.7860082304527
2011-08-01 43.2724252491694
2011-09-01 41.6935483870968
2011-10-01 41.2238325281804
2011-11-01 41.4987912973408
2011-12-01 41.1764705882353
2012-01-01 38.9830508474576
2012-02-01 39.6440129449838
2012-03-01 39.7249190938511
2012-04-01 43.8056680161943
2012-05-01 42.8687196110211
2012-06-01 42.9497568881686
2012-07-01 43.5523114355231
2012-08-01 43.3685923515053
2012-09-01 42.3452768729642
2012-10-01 42.3108218063466
2012-11-01 41.3202933985330
2012-12-01 39.9673735725938
2013-01-01 39.9509803921569
2013-02-01 40.0981996726678
2013-03-01 40.3924775143091
2013-04-01 44.9795918367347
2013-05-01 44.4444444444444
2013-06-01 43.3469387755102
2013-07-01 42.9156429156429
2013-08-01 43.9244663382594
2013-09-01 42.6579163248564
2013-10-01 42.0836751435603
2013-11-01 42.6108374384236
2013-12-01 41.6598192276089
2014-01-01 39.8193760262726
2014-02-01 40.6584362139918
2014-03-01 41.9275123558484
2014-04-01 43.9044481054366
2014-05-01 44.4444444444444
2014-06-01 44.1975308641975
2014-07-01 43.7500000000000
2014-08-01 43.6468646864686
2014-09-01 43.6933223413026
2014-10-01 41.9141914191419
2014-11-01 42.0792079207921
2014-12-01 42.6919900908340
2015-01-01 40.4624277456647
2015-02-01 39.8676592224979
2015-03-01 40.3798513625103
2015-04-01 44.1783649876135
2015-05-01 44.2704039571311
2015-06-01 43.9868204283361
2015-07-01 42.9397192402973
2015-08-01 43.0463576158940
2015-09-01 43.4818481848185
2015-10-01 43.4351775392238
2015-11-01 43.3993399339934
2015-12-01 42.8689200329761
2016-01-01 42.2093981863149
2016-02-01 41.9834710743802
2016-03-01 42.4567188788129
2016-04-01 45.7543281121187
2016-05-01 45.4695222405272
2016-06-01 46.4197530864198
2016-07-01 45.0205761316872
2016-08-01 45.2518579686210
2016-09-01 45.1772464962902
2016-10-01 45.5967078189300
2016-11-01 43.7860082304527
2016-12-01 44.3986820428336
2017-01-01 43.4426229508197
2017-02-01 41.6256157635468
2017-03-01 41.6256157635468
2017-04-01 45.9836065573770
2017-05-01 46.3993453355156
2017-06-01 46.9287469287469
2017-07-01 46.4811783960720
2017-08-01 45.6486042692939
2017-09-01 45.1269451269451
2017-10-01 44.4807849550286
2017-11-01 43.2896890343699
2017-12-01 44.5536445536446
2018-01-01 45.0450450450450
2018-02-01 44.7540983606557
2018-03-01 45.4918032786885
2018-04-01 47.9149632052330
2018-05-01 48.9779231398201
2018-06-01 49.8775510204082
2018-07-01 49.3877551020408
2018-08-01 48.7704918032787
2018-09-01 47.3813420621931