Month	Percent
1999-06-01	49.0180580044993
1999-07-01	48.7604812249362
1999-08-01	48.3300947291717
1999-09-01	49.7724100260970
1999-10-01	50.2213865469764
1999-11-01	50.0363724539282
1999-12-01	48.8610202350660
2000-01-01	47.7171037096686
2000-02-01	47.9445257947793
2000-03-01	48.7733641327681
2000-04-01	49.9238560274602
2000-05-01	50.8122765484588
2000-06-01	50.9903798568445
2000-07-01	51.1849113050611
2000-08-01	50.2459609356161
2000-09-01	50.9381439571961
2000-10-01	51.4543636933009
2000-11-01	51.0990863017491
2000-12-01	49.7298858181031
2001-01-01	48.6798828700447
2001-02-01	48.4555102825755
2001-03-01	49.7915715624324
2001-04-01	51.3912986053995
2001-05-01	52.0758203975831
2001-06-01	51.8324607329843
2001-07-01	51.7503057040784
2001-08-01	50.8390900321736
2001-09-01	51.9151764860883
2001-10-01	52.1531959725598
2001-11-01	52.1917070543888
2001-12-01	50.9736492709592
2002-01-01	50.1494518107581
2002-02-01	50.3907883886851
2002-03-01	51.2656035358060
2002-04-01	52.5942199430472
2002-05-01	52.9719601630237
2002-06-01	53.0344329860013
2002-07-01	52.6530417570887
2002-08-01	51.8914924554838
2002-09-01	52.7010847227434
2002-10-01	52.8238075107028
2002-11-01	52.2753514504398
2002-12-01	51.2838360402166
2003-01-01	49.6696696696697
2003-02-01	49.4730647836088
2003-03-01	50.5501818095396
2003-04-01	51.3223145404118
2003-05-01	51.8845242830259
2003-06-01	51.9107297563523
2003-07-01	51.9809233433976
2003-08-01	50.9562185337390
2003-09-01	51.5380921610358
2003-10-01	51.9027101989534
2003-11-01	51.7392154423135
2003-12-01	51.0006929924837
2004-01-01	50.8698484130744
2004-02-01	51.0824074019263
2004-03-01	51.6614490557998
2004-04-01	52.6885918984316
2004-05-01	52.9492130897391
2004-06-01	53.0254833559983
2004-07-01	53.0190274091632
2004-08-01	51.6318510858325
2004-09-01	53.1544092018125
2004-10-01	53.0366117991696
2004-11-01	52.8270470702156
2004-12-01	52.1657517265805
2005-01-01	51.0265383321629
2005-02-01	50.8846659862300
2005-03-01	51.9251412595992
2005-04-01	52.5390348601349
2005-05-01	53.2327662434124
2005-06-01	53.1219612811975
2005-07-01	53.1641915892530
2005-08-01	52.3410317848123
2005-09-01	53.2506883810689
2005-10-01	53.5086378229628
2005-11-01	53.5359174462884
2005-12-01	52.4972103130322
2006-01-01	52.2448596265709
2006-02-01	51.8622154174659
2006-03-01	52.4945477569589
2006-04-01	53.4952804485771
2006-05-01	54.0105167002389
2006-06-01	54.0180713725582
2006-07-01	53.6858974358974
2006-08-01	52.6059507803823
2006-09-01	53.4762388847992
2006-10-01	53.7543429388923
2006-11-01	53.8821579475687
2006-12-01	52.9091640856038
2007-01-01	52.3657945058533
2007-02-01	52.0405547139028
2007-03-01	52.8693059389450
2007-04-01	53.6733292201669
2007-05-01	54.0558464223386
2007-06-01	54.1187962230801
2007-07-01	53.9329955609269
2007-08-01	52.8011936277925
2007-09-01	53.5889969139383
2007-10-01	53.9121412880303
2007-11-01	54.1637950505887
2007-12-01	52.9405637503110
2008-01-01	52.4096977686806
2008-02-01	52.1749429471069
2008-03-01	52.8211700322122
2008-04-01	53.8378565454388
2008-05-01	54.1603988357684
2008-06-01	54.2575614475594
2008-07-01	53.8537674504252
2008-08-01	52.8492403942360
2008-09-01	53.4685551756830
2008-10-01	53.7585696076067
2008-11-01	53.5957312525102
2008-12-01	52.5157953880907
2009-01-01	51.5575137073811
2009-02-01	51.0960731440610
2009-03-01	51.6659420124030
2009-04-01	52.4562235955249
2009-05-01	52.6317894111464
2009-06-01	53.0934249734556
2009-07-01	52.8986954016760
2009-08-01	52.1493760795335
2009-09-01	52.7372054869434
2009-10-01	52.8671050009962
2009-11-01	52.7746963620332
2009-12-01	51.5687444927660
2010-01-01	51.1009487019258
2010-02-01	51.0104909396430
2010-03-01	51.9191930652628
2010-04-01	53.0111739127970
2010-05-01	53.7195139223296
2010-06-01	53.6779650461692
2010-07-01	53.6350265867180
2010-08-01	52.6769971517700
2010-09-01	52.8858802739370
2010-10-01	53.0148344520278
2010-11-01	53.1708196684361
2010-12-01	52.3757248212577
2011-01-01	51.5022328207782
2011-02-01	51.5151174616374
2011-03-01	52.1909241961559
2011-04-01	53.4041073611719
2011-05-01	54.2322647154399
2011-06-01	54.2251353151570
2011-07-01	54.0829282753760
2011-08-01	53.2882341430688
2011-09-01	52.9190207156309
2011-10-01	53.8488177892967
2011-11-01	53.6588633990833
2011-12-01	52.8363273118928
2012-01-01	52.0908517913220
2012-02-01	52.0489061350104
2012-03-01	53.0176208998807
2012-04-01	53.8024497434955
2012-05-01	54.5715208337973
2012-06-01	54.5800082362238
2012-07-01	54.3820612236951
2012-08-01	53.3791899286016
2012-09-01	53.8706969867095
2012-10-01	53.8470086847325
2012-11-01	53.8974672295046
2012-12-01	53.0868104716693
2013-01-01	52.2904004662393
2013-02-01	52.2162977923022
2013-03-01	52.7210205213533
2013-04-01	53.9616009402946
2013-05-01	54.5143180168147
2013-06-01	54.7666533705624
2013-07-01	54.8413713665487
2013-08-01	54.2686504378245
2013-09-01	54.6013322120917
2013-10-01	54.7940963409037
2013-11-01	54.8351794123499
2013-12-01	54.0017789367262
2014-01-01	53.6347370862463
2014-02-01	53.8408040933252
2014-03-01	54.1801831623083
2014-04-01	55.0883674763572
2014-05-01	55.3284132434563
2014-06-01	55.4776936722529
2014-07-01	55.6090334873424
2014-08-01	55.4381754022824
2014-09-01	55.5128748397180
2014-10-01	55.4772514716400
2014-11-01	55.6063355881868
2014-12-01	54.9483476186026
2015-01-01	54.5691375055648
2015-02-01	54.6228737198365
2015-03-01	54.7045867730011
2015-04-01	55.2823030083403
2015-05-01	55.9716115858980
2015-06-01	56.2042513964641
2015-07-01	56.3395114887362
2015-08-01	55.9062371487320
2015-09-01	56.3458871635214
2015-10-01	56.3356126854713
2015-11-01	56.5712720799671
2015-12-01	55.9737408358474
2016-01-01	55.2742777698716
2016-02-01	55.2163754849229
2016-03-01	55.1705465365598
2016-04-01	55.8209852917054
2016-05-01	56.4331433006652
2016-06-01	56.5921967797101
2016-07-01	56.7351710424246
2016-08-01	56.4602659498913
2016-09-01	56.4738021089439
2016-10-01	56.4785977335563
2016-11-01	56.6587253016262
2016-12-01	56.2988059783054
2017-01-01	55.6787627063067
2017-02-01	55.8769197136143
2017-03-01	56.2166593790993
2017-04-01	56.7738197401433
2017-05-01	57.1034218869575
2017-06-01	57.2714749581816
2017-07-01	57.3335811756473
2017-08-01	57.0883341990869
2017-09-01	57.2948910059392
2017-10-01	57.3839085489252
2017-11-01	57.3529250867077
2017-12-01	56.8830429834544
2018-01-01	56.4430507213064
2018-02-01	56.1093898820928
2018-03-01	56.5664418360196
2018-04-01	57.1513840593598
2018-05-01	57.4618649869916
2018-06-01	57.6460984709447
2018-07-01	57.5505194406698
2018-08-01	57.1214064161159
2018-09-01	57.4502603453001