Monthly Percent
1960-01-01 18.0511182108626
1960-02-01 17.3899170389279
1960-03-01 15.2839821314614
1960-04-01 14.0445859872611
1960-05-01 13.6218968809675
1960-06-01 13.9949109414758
1960-07-01 13.7722646310433
1960-08-01 14.4992050874404
1960-09-01 14.6031746031746
1960-10-01 14.0590288797207
1960-11-01 14.8558758314856
1960-12-01 15.9076533839342
1961-01-01 17.5987361769352
1961-02-01 17.3350173665930
1961-03-01 14.9352699715819
1961-04-01 13.8985187519697
1961-05-01 13.7637795275591
1961-06-01 14.3979880540710
1961-07-01 13.9315971132727
1961-08-01 14.3528674396741
1961-09-01 14.4642299281475
1961-10-01 14.5307140629872
1961-11-01 15.0638032990974
1961-12-01 15.9415786202610
1962-01-01 17.7819083023544
1962-02-01 17.4706246134818
1962-03-01 15.7716049382716
1962-04-01 14.5762711864407
1962-05-01 14.1979102642901
1962-06-01 14.4785276073620
1962-07-01 14.9112063686467
1962-08-01 15.1709401709402
1962-09-01 15.2862362971985
1962-10-01 15.4711246200608
1962-11-01 16.1358811040340
1962-12-01 16.8886198547216
1963-01-01 20.2172601086301
1963-02-01 19.1694252181763
1963-03-01 16.8417892524767
1963-04-01 15.9281437125748
1963-05-01 15.4765461607410
1963-06-01 15.6026252983294
1963-07-01 15.7236450268017
1963-08-01 16.2756162756163
1963-09-01 16.2074074074074
1963-10-01 16.0260201064459
1963-11-01 16.9911504424779
1963-12-01 17.8203240058910
1964-01-01 19.4419970631424
1964-02-01 20.2461177849399
1964-03-01 18.1472822910579
1964-04-01 17.0070011668611
1964-05-01 16.5647743813683
1964-06-01 16.7441860465116
1964-07-01 16.9132579054250
1964-08-01 17.5636574074074
1964-09-01 17.4176776429809
1964-10-01 16.9354838709677
1964-11-01 17.9649324518540
1964-12-01 18.9096126255380
1965-01-01 20.4922724670864
1965-02-01 20.4512996286775
1965-03-01 18.6484174508127
1965-04-01 17.6822323462415
1965-05-01 17.1404206935759
1965-06-01 16.9741697416974
1965-07-01 17.4504249291785
1965-08-01 17.5572519083969
1965-09-01 17.6121930567316
1965-10-01 17.7414812728809
1965-11-01 18.2611142374789
1965-12-01 19.1238416175232
1966-01-01 20.4539086578874
1966-02-01 20.0335758254057
1966-03-01 18.4078212290503
1966-04-01 17.6142697881828
1966-05-01 16.7269691065962
1966-06-01 16.8982768204558
1966-07-01 17.2404219877846
1966-08-01 17.8996952064284
1966-09-01 18.1013008580127
1966-10-01 17.6568112738326
1966-11-01 18.6861716809274
1966-12-01 19.5754066721809
1967-01-01 21.0019267822736
1967-02-01 20.5057724024189
1967-03-01 18.6608122941822
1967-04-01 17.9402903314160
1967-05-01 17.0084768936287
1967-06-01 16.9398907103825
1967-07-01 16.6257166257166
1967-08-01 17.3569482288828
1967-09-01 17.9319727891156
1967-10-01 18.3152173913043
1967-11-01 18.2582745523603
1967-12-01 19.0514905149052
1968-01-01 19.7400487408611
1968-02-01 20.1189832341806
1968-03-01 18.2014582770726
1968-04-01 17.2553248854139
1968-05-01 16.9404793967142
1968-06-01 16.5456012913640
1968-07-01 16.7114454594304
1968-08-01 17.1451569627046
1968-09-01 17.2607879924953
1968-10-01 17.0411985018727
1968-11-01 17.6690724405239
1968-12-01 18.7867450561197
1969-01-01 19.6476241324079
1969-02-01 20.0053347559349
1969-03-01 18.4771033013845
1969-04-01 17.3496540713145
1969-05-01 16.8482593675259
1969-06-01 16.7817312798725
1969-07-01 17.0026525198939
1969-08-01 17.5052966101695
1969-09-01 17.5304071919619
1969-10-01 17.8024300052826
1969-11-01 18.4745315386646
1969-12-01 18.7450566833641
1970-01-01 19.4627337371609
1970-02-01 19.9473684210526
1970-03-01 18.1460084033613
1970-04-01 17.2658094988192
1970-05-01 17.4004192872117
1970-06-01 17.3605655930872
1970-07-01 17.0157068062827
1970-08-01 17.6163094615787
1970-09-01 17.7621283255086
1970-10-01 18.0255274811149
1970-11-01 18.4279021343050
1970-12-01 18.6489306207616
1971-01-01 19.0724335591454
1971-02-01 19.0005205622072
1971-03-01 17.6409457001819
1971-04-01 16.8915412558381
1971-05-01 16.5025906735751
1971-06-01 16.8175937904269
1971-07-01 16.9596690796277
1971-08-01 17.4799896720888
1971-09-01 17.7714727882383
1971-10-01 17.9500386299253
1971-11-01 17.9361811631498
1971-12-01 18.1513903192585
1972-01-01 18.9974293059126
1972-02-01 18.8495120698511
1972-03-01 17.8855529894791
1972-04-01 17.0256410256410
1972-05-01 16.9695418479652
1972-06-01 16.8711656441718
1972-07-01 16.8146081663708
1972-08-01 17.3924050632911
1972-09-01 17.5265553869499
1972-10-01 17.7051671732523
1972-11-01 18.4463562753036
1972-12-01 18.6234817813765
1973-01-01 18.9851047715223
1973-02-01 18.7941473259334
1973-03-01 18.1017119838872
1973-04-01 17.2708962739174
1973-05-01 16.9137974365418
1973-06-01 17.0725583730856
1973-07-01 16.7879548306148
1973-08-01 17.3182957393484
1973-09-01 17.5763645468202
1973-10-01 17.3129847385539
1973-11-01 17.7572427572428
1973-12-01 18.5814185814186
1974-01-01 19.2326856003986
1974-02-01 19.1695673794132
1974-03-01 17.7391304347826
1974-04-01 17.3081698534889
1974-05-01 17.2533465542885
1974-06-01 17.2857850421000
1974-07-01 17.5625464453802
1974-08-01 17.7255871446230
1974-09-01 17.8739184177998
1974-10-01 17.7124505928854
1974-11-01 18.1391905231984
1974-12-01 18.7021959042684
1975-01-01 19.6358267716535
1975-02-01 19.6608503317768
1975-03-01 18.7668877425694
1975-04-01 18.3067484662577
1975-05-01 17.8300269409748
1975-06-01 18.2396088019560
1975-07-01 17.9706601466993
1975-08-01 18.2328533072980
1975-09-01 18.2305630026810
1975-10-01 18.0866601752678
1975-11-01 18.1021897810219
1975-12-01 18.0646729880866
1976-01-01 19.2820761581373
1976-02-01 19.3305845258307
1976-03-01 18.5696969696970
1976-04-01 18.3821748607411
1976-05-01 18.1576402321083
1976-06-01 18.1796233703525
1976-07-01 18.2015953589558
1976-08-01 18.4318455971049
1976-09-01 18.7484957882070
1976-10-01 18.7289359653346
1976-11-01 18.6673081549194
1976-12-01 19.1586538461538
1977-01-01 20.1103911687065
1977-02-01 20.1392222755641
1977-03-01 19.2280028770079
1977-04-01 18.9837008628955
1977-05-01 18.8097514340344
1977-06-01 18.6379928315412
1977-07-01 18.5557149689144
1977-08-01 18.8215648854962
1977-09-01 19.1236008573470
1977-10-01 19.4431223227035
1977-11-01 19.2390011890606
1977-12-01 19.5528068506185
1978-01-01 20.5518553758325
1978-02-01 20.2233840304183
1978-03-01 19.5677986226550
1978-04-01 18.9843379212150
1978-05-01 18.3475378787879
1978-06-01 18.5518220539517
1978-07-01 18.8831045906294
1978-08-01 19.2580340264650
1978-09-01 19.4332939787485
1978-10-01 19.5944352746994
1978-11-01 19.4346289752650
1978-12-01 19.8868991517436
1979-01-01 20.8372530573848
1979-02-01 20.8088408182459
1979-03-01 20.1032136992728
1979-04-01 19.3336461755045
1979-05-01 18.8378631677601
1979-06-01 18.4691011235955
1979-07-01 18.4500117068602
1979-08-01 18.9897100093545
1979-09-01 19.7571228397945
1979-10-01 19.6266044340723
1979-11-01 19.6366177498253
1979-12-01 19.9813693525850
1980-01-01 20.9816236334031
1980-02-01 20.9816236334031
1980-03-01 20.1114723641431
1980-04-01 19.5037105751391
1980-05-01 19.5370370370370
1980-06-01 19.0839694656489
1980-07-01 19.0465170099514
1980-08-01 19.6626617375231
1980-09-01 19.7832603181923
1980-10-01 19.6132596685083
1980-11-01 19.8067632850242
1980-12-01 20.2117863720074
1981-01-01 20.7443142660234
1981-02-01 20.5010342450012
1981-03-01 19.6694973605692
1981-04-01 19.2334174890980
1981-05-01 19.3947730398900
1981-06-01 18.9734188817599
1981-07-01 19.2668957617411
1981-08-01 19.6567505720824
1981-09-01 19.8400000000000
1981-10-01 19.9908613205392
1981-11-01 20.3652968036530
1981-12-01 20.8542713567839
1982-01-01 21.5002279981760
1982-02-01 21.2072892938497
1982-03-01 20.2502844141069
1982-04-01 19.3174061433447
1982-05-01 19.3233424159855
1982-06-01 19.5873951484924
1982-07-01 19.7959183673469
1982-08-01 20.0000000000000
1982-09-01 20.1581920903955
1982-10-01 20.1174079927749
1982-11-01 20.2120460184976
1982-12-01 20.4376268892398
1983-01-01 20.8464655560558
1983-02-01 20.9804362491567
1983-03-01 20.4903283850652
1983-04-01 19.6853932584270
1983-05-01 19.2998204667864
1983-06-01 19.1756272401434
1983-07-01 19.6416573348264
1983-08-01 20.0446927374302
1983-09-01 20.2232142857143
1983-10-01 20.2766004907428
1983-11-01 20.4368174726989
1983-12-01 21.0338680926916
1984-01-01 21.6210198174126
1984-02-01 21.4778544402404
1984-03-01 21.0538016896398
1984-04-01 20.2840656901909
1984-05-01 20.0665188470067
1984-06-01 20.0354217400930
1984-07-01 20.4515272244356
1984-08-01 20.5258506407424
1984-09-01 20.4189636163175
1984-10-01 20.7405774741018
1984-11-01 20.8324157674521
1984-12-01 21.4317180616740
1985-01-01 21.9780219780220
1985-02-01 22.1831759279596
1985-03-01 21.6026344676180
1985-04-01 20.8287656215742
1985-05-01 20.7221006564551
1985-06-01 20.8315098468271
1985-07-01 20.9053137983818
1985-08-01 21.2975098296199
1985-09-01 21.2418300653595
1985-10-01 21.3492927094668
1985-11-01 21.5869565217391
1985-12-01 22.1304347826087
1986-01-01 22.5092250922509
1986-02-01 22.8583821296899
1986-03-01 22.2342498376272
1986-04-01 21.1734141589089
1986-05-01 21.0526315789474
1986-06-01 21.2462137602769
1986-07-01 21.0662637599827
1986-08-01 21.2147318544045
1986-09-01 21.5176268271711
1986-10-01 21.6494845360825
1986-11-01 21.9622155431516
1986-12-01 22.4178655786987
1987-01-01 23.0604372053150
1987-02-01 23.2976445396146
1987-03-01 22.5971806920120
1987-04-01 21.8309859154930
1987-05-01 21.6602646180111
1987-06-01 21.5001065416578
1987-07-01 21.6549670282919
1987-08-01 21.6440101954121
1987-09-01 21.9745222929936
1987-10-01 22.0525869380831
1987-11-01 22.3233178163352
1987-12-01 22.7888277613204
1988-01-01 23.4487125369354
1988-02-01 23.5815228854672
1988-03-01 22.8806410797132
1988-04-01 22.0046325542219
1988-05-01 21.8487394957983
1988-06-01 21.7108028583438
1988-07-01 21.7254408060453
1988-08-01 21.9706498951782
1988-09-01 22.5779451768152
1988-10-01 22.6076055160886
1988-11-01 22.5234619395203
1988-12-01 22.9131886477462
1989-01-01 23.8532110091743
1989-02-01 23.7291666666667
1989-03-01 23.1281198003328
1989-04-01 22.1667706383864
1989-05-01 21.9385637193856
1989-06-01 21.9527363184080
1989-07-01 21.8084005793503
1989-08-01 22.1946683199008
1989-09-01 22.6119249020012
1989-10-01 22.5633628683289
1989-11-01 22.4809396249742
1989-12-01 22.7029254223321
1990-01-01 23.7507711289328
1990-02-01 23.6939531057178
1990-03-01 23.0121224573659
1990-04-01 22.2816032887975
1990-05-01 21.7328963539533
1990-06-01 21.8513209092771
1990-07-01 21.8263718263718
1990-08-01 22.3834832379395
1990-09-01 21.9865388537630
1990-10-01 21.7196414017930
1990-11-01 22.2290138549307
1990-12-01 22.4938875305623
1991-01-01 23.2600732600733
1991-02-01 23.3007733007733
1991-03-01 22.1635883905013
1991-04-01 21.8211316163050
1991-05-01 21.5066828675577
1991-06-01 21.3678672602185
1991-07-01 21.5527699150829
1991-08-01 21.7847769028871
1991-09-01 21.6488611167103
1991-10-01 21.8416280475519
1991-11-01 21.9266424828698
1991-12-01 22.1303207585233
1992-01-01 22.7080394922426
1992-02-01 22.4592473334675
1992-03-01 22.1663987138264
1992-04-01 21.6053108026554
1992-05-01 21.3769570453633
1992-06-01 21.6920609462710
1992-07-01 21.4743589743590
1992-08-01 21.6086434573830
1992-09-01 21.8225419664269
1992-10-01 21.5741110667199
1992-11-01 21.6280925778132
1992-12-01 22.0047923322684
1993-01-01 22.9910269192423
1993-02-01 22.7136879856545
1993-03-01 22.2885572139304
1993-04-01 21.7200875970536
1993-05-01 21.2880143112701
1993-06-01 21.4228934817170
1993-07-01 21.3264495631454
1993-08-01 21.6339480467975
1993-09-01 21.7313787638669
1993-10-01 21.4781058054290
1993-11-01 21.6702948743321
1993-12-01 22.0969337289812
1994-01-01 23.0237154150198
1994-02-01 22.9446640316206
1994-03-01 22.5360458226348
1994-04-01 21.9324244220510
1994-05-01 21.4792899408284
1994-06-01 21.6482649842271
1994-07-01 21.6397319668900
1994-08-01 21.5875517037621
1994-09-01 21.7741935483871
1994-10-01 22.0408965788439
1994-11-01 22.3270440251572
1994-12-01 22.5191589703282
1995-01-01 23.4347399411187
1995-02-01 23.4878240377062
1995-03-01 22.7736367202825
1995-04-01 22.2854898880817
1995-05-01 22.0784313725490
1995-06-01 21.8021547502449
1995-07-01 21.5363511659808
1995-08-01 21.7629774730656
1995-09-01 21.6396008608883
1995-10-01 21.8725566849101
1995-11-01 22.3481148661848
1995-12-01 22.6890756302521
1996-01-01 23.3021077283372
1996-02-01 23.4271199687378
1996-03-01 22.8560265676890
1996-04-01 22.0855301698887
1996-05-01 21.8908382066277
1996-06-01 21.6247808299240
1996-07-01 21.4967842525823
1996-08-01 21.5774099318403
1996-09-01 21.7315175097276
1996-10-01 21.9132801866615
1996-11-01 22.2827143690453
1996-12-01 22.2870478413069
1997-01-01 22.8399845021310
1997-02-01 23.0232558139535
1997-03-01 22.3190089043748
1997-04-01 21.8628969790860
1997-05-01 21.3691742409592
1997-06-01 21.3292117465224
1997-07-01 21.5693853884809
1997-08-01 21.9408467040402
1997-09-01 22.1879220528651
1997-10-01 22.2136521403779
1997-11-01 22.5949489107384
1997-12-01 22.6851851851852
1998-01-01 23.2607438812873
1998-02-01 23.5362095531587
1998-03-01 22.8653846153846
1998-04-01 22.4254090471607
1998-05-01 21.9080592421620
1998-06-01 21.8076923076923
1998-07-01 22.2286263208453
1998-08-01 22.4270353302611
1998-09-01 22.6295585412668
1998-10-01 22.6252158894646
1998-11-01 22.8483802951888
1998-12-01 22.9514488581846
1999-01-01 23.2847834419318
1999-02-01 23.6963190184049
1999-03-01 23.3410049865746
1999-04-01 22.9574223245109
1999-05-01 22.3989269975091
1999-06-01 22.3797662387431
1999-07-01 22.7690540022980
1999-08-01 22.8003060443764
1999-09-01 22.7151051625239
1999-10-01 22.7446483180428
1999-11-01 23.0945558739255
1999-12-01 23.3384262796028
2000-01-01 23.9786177930508
2000-02-01 24.2366412213740
2000-03-01 23.7550085861477
2000-04-01 23.5159381561367
2000-05-01 23.1165363341598
2000-06-01 23.2691207324051
2000-07-01 23.4789242799924
2000-08-01 23.3409610983982
2000-09-01 23.2527137688059
2000-10-01 23.0681385610963
2000-11-01 23.1837200456447
2000-12-01 23.7262357414449
2001-01-01 24.6577946768061
2001-02-01 24.7430529120670
2001-03-01 24.1687250617519
2001-04-01 23.8167648735982
2001-05-01 23.6802126851500
2001-06-01 23.9984811087906
2001-07-01 24.0508731966591
2001-08-01 23.8330170777989
2001-09-01 24.3079256731134
2001-10-01 24.4410761652141
2001-11-01 24.3657705414616
2001-12-01 24.7869721643628
2002-01-01 25.6710775047259
2002-02-01 25.7667550170390
2002-03-01 25.0378501135503
2002-04-01 24.8389541492990
2002-05-01 24.9337873628452
2002-06-01 24.9338374291115
2002-07-01 24.8818302136510
2002-08-01 24.7023247023247
2002-09-01 25.1415628539071
2002-10-01 25.1556897527835
2002-11-01 25.6139025311674
2002-12-01 25.8412098298677
2003-01-01 26.3983371126228
2003-02-01 26.5167265167265
2003-03-01 25.7875872476891
2003-04-01 25.4579792256846
2003-05-01 25.1273344651952
2003-06-01 25.1318764129616
2003-07-01 25.5748209574067
2003-08-01 25.6738925541942
2003-09-01 25.7864004520625
2003-10-01 25.9559239028066
2003-11-01 26.0214648842026
2003-12-01 26.2870073543277
2004-01-01 27.0107364852138
2004-02-01 27.0978691306807
2004-03-01 26.7746187158727
2004-04-01 26.0910458991723
2004-05-01 25.8799171842650
2004-06-01 26.1262959472196
2004-07-01 26.1541360467307
2004-08-01 26.0214648842026
2004-09-01 26.4722483537159
2004-10-01 26.6001506024096
2004-11-01 26.6553799849511
2004-12-01 26.7971396311630
2005-01-01 27.1923221678585
2005-02-01 27.4661144578313
2005-03-01 27.1084337349398
2005-04-01 26.5348399246704
2005-05-01 26.1466165413534
2005-06-01 26.3029162746943
2005-07-01 26.4108352144470
2005-08-01 26.4484574868322
2005-09-01 26.0992108229989
2005-10-01 26.1694533157994
2005-11-01 26.6816986095453
2005-12-01 27.0437887615110
2006-01-01 27.3444841195264
2006-02-01 27.4727341105679
2006-03-01 27.0168855534709
2006-04-01 26.6165413533835
2006-05-01 26.2159624413146
2006-06-01 26.2901107149559
2006-07-01 26.5715894164008
2006-08-01 26.4689318565797
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