Month	Percent
1999-06-01	23.3665559246955
1999-07-01	24.3915929203540
1999-08-01	24.8618784530387
1999-09-01	24.2825607064018
1999-10-01	24.2557883131202
1999-11-01	25.2202643171806
1999-12-01	28.2728272827283
2000-01-01	31.4172665824037
2000-02-01	31.8695795367219
2000-03-01	29.1956795876967
2000-04-01	28.1967033568808
2000-05-01	27.3875943551034
2000-06-01	27.7550128394252
2000-07-01	28.0484478149381
2000-08-01	28.1612639607736
2000-09-01	26.8944133166513
2000-10-01	26.9542071812700
2000-11-01	27.8299072517221
2000-12-01	30.4338406542815
2001-01-01	33.9138900908698
2001-02-01	32.8922495274102
2001-03-01	29.9104735195772
2001-04-01	26.8619742581722
2001-05-01	25.9787050978705
2001-06-01	25.9585436580389
2001-07-01	26.1431251675154
2001-08-01	26.8185708172871
2001-09-01	26.1635354397950
2001-10-01	25.9160630592245
2001-11-01	26.5678146258503
2001-12-01	28.6699193890539
2002-01-01	30.7472480948349
2002-02-01	30.3126320236586
2002-03-01	26.9498313659359
2002-04-01	25.9570887673538
2002-05-01	25.5877413937867
2002-06-01	24.7643485546711
2002-07-01	24.4905423764239
2002-08-01	25.2085070892410
2002-09-01	23.9222008424775
2002-10-01	23.4967574578470
2002-11-01	24.8408302707179
2002-12-01	27.0849470694552
2003-01-01	30.3951367781155
2003-02-01	30.5252878289474
2003-03-01	28.2600892261935
2003-04-01	26.6537064511178
2003-05-01	26.1280114332381
2003-06-01	26.1330074345656
2003-07-01	26.4607255360228
2003-08-01	27.5414490696142
2003-09-01	26.4039259334210
2003-10-01	25.6550053006209
2003-11-01	25.7833753148615
2003-12-01	27.5423515809581
2004-01-01	29.4406822172059
2004-02-01	28.9368305135649
2004-03-01	26.4335664335664
2004-04-01	25.7551590070781
2004-05-01	25.6951007212136
2004-06-01	25.0918296436017
2004-07-01	26.3721022389538
2004-08-01	26.3558609779008
2004-09-01	24.9185828481200
2004-10-01	24.3289830091111
2004-11-01	24.5969327565867
2004-12-01	26.0216847372811
2005-01-01	28.4007442953677
2005-02-01	28.8109085577440
2005-03-01	26.5658536585366
2005-04-01	23.7694142850187
2005-05-01	23.5931577412771
2005-06-01	23.5473857794160
2005-07-01	24.9152706497531
2005-08-01	25.1184375906410
2005-09-01	24.4063706563707
2005-10-01	24.2856454488508
2005-11-01	24.8965649956702
2005-12-01	26.9369326096354
2006-01-01	28.5488126649076
2006-02-01	28.3853044019735
2006-03-01	25.4937592654584
2006-04-01	24.0211993888464
2006-05-01	23.3911717036896
2006-06-01	23.5126130414088
2006-07-01	24.5819874596238
2006-08-01	25.2736837116724
2006-09-01	24.7245732658755
2006-10-01	23.5860182084061
2006-11-01	23.6398719879518
2006-12-01	25.1455672426747
2007-01-01	27.1585851487468
2007-02-01	26.4747125362251
2007-03-01	22.8979154036282
2007-04-01	22.2780569514238
2007-05-01	21.1420612813370
2007-06-01	21.7739694302918
2007-07-01	22.1529221529222
2007-08-01	22.4361927577628
2007-09-01	22.2906234207746
2007-10-01	22.2970496609859
2007-11-01	22.7557220521723
2007-12-01	24.2687927107062
2008-01-01	26.5446120298019
2008-02-01	26.3353418203235
2008-03-01	23.5068220836722
2008-04-01	22.7448860052266
2008-05-01	22.1063982746226
2008-06-01	22.5299099341309
2008-07-01	23.0356903560102
2008-08-01	23.4833311078471
2008-09-01	23.1328720950860
2008-10-01	22.9494431677568
2008-11-01	23.0535494098996
2008-12-01	25.5474132256791
2009-01-01	27.4432638069002
2009-02-01	26.5676064316528
2009-03-01	24.4083546832255
2009-04-01	22.9823878142715
2009-05-01	23.1402820302730
2009-06-01	21.9777386222012
2009-07-01	22.9857515724616
2009-08-01	22.8706423189886
2009-09-01	22.4010163031971
2009-10-01	21.7288735361024
2009-11-01	21.4543168482816
2009-12-01	24.3339031814202
2010-01-01	25.3183986724746
2010-02-01	25.4870397886743
2010-03-01	23.4127310061602
2010-04-01	21.9139459812855
2010-05-01	20.5692213864607
2010-06-01	21.0017396933285
2010-07-01	21.2098040004830
2010-08-01	21.8922596654126
2010-09-01	21.8246228555507
2010-10-01	21.0830496397752
2010-11-01	21.5708661417323
2010-12-01	23.3133638748581
2011-01-01	25.5825734549139
2011-02-01	23.3992248062016
2011-03-01	21.1195928753181
2011-04-01	20.4172419082681
2011-05-01	18.9242799923708
2011-06-01	19.5469034608379
2011-07-01	20.8506459167485
2011-08-01	20.9255079006772
2011-09-01	21.5102117294360
2011-10-01	19.7827628681274
2011-11-01	19.8579714455681
2011-12-01	21.5679739288227
2012-01-01	24.3728788549506
2012-02-01	23.3556257808481
2012-03-01	21.1639824304539
2012-04-01	19.5369188696445
2012-05-01	18.3829138062548
2012-06-01	18.6676798378926
2012-07-01	19.8421564741072
2012-08-01	20.0983206545141
2012-09-01	19.3589881016186
2012-10-01	18.9710382124813
2012-11-01	19.6038832199546
2012-12-01	21.9474334097724
2013-01-01	23.7098190760583
2013-02-01	23.4012034704730
2013-03-01	21.1588042645112
2013-04-01	19.2422455069044
2013-05-01	18.2308223911541
2013-06-01	17.8802477632485
2013-07-01	18.2631038026721
2013-08-01	18.8838129005864
2013-09-01	18.1691717843450
2013-10-01	17.8693229782205
2013-11-01	18.4124743757771
2013-12-01	20.0040135121576
2014-01-01	21.2749667110519
2014-02-01	20.1351843875286
2014-03-01	18.4975101408172
2014-04-01	16.4254062038405
2014-05-01	16.0687446905835
2014-06-01	16.6677507480161
2014-07-01	17.1008770510372
2014-08-01	18.3000643915003
2014-09-01	17.5138528554499
2014-10-01	17.4474187380497
2014-11-01	17.0191179734314
2014-12-01	18.7685319538200
2015-01-01	20.0269914004143
2015-02-01	19.3204883989632
2015-03-01	18.1767337807606
2015-04-01	17.8920356171160
2015-05-01	17.1112136594370
2015-06-01	17.2901487785465
2015-07-01	17.0852741498463
2015-08-01	18.2426094586826
2015-09-01	17.9127819548872
2015-10-01	17.7747219897166
2015-11-01	18.1529135589695
2015-12-01	19.3998109640832
2016-01-01	21.0080324830082
2016-02-01	20.6534456534457
2016-03-01	19.1997906429008
2016-04-01	18.3505333448964
2016-05-01	18.0083345308234
2016-06-01	18.1535032575151
2016-07-01	17.4029298819514
2016-08-01	17.6495605330309
2016-09-01	17.3543209178771
2016-10-01	16.8840314357342
2016-11-01	16.6605834292613
2016-12-01	18.0986230829509
2017-01-01	19.2446093335937
2017-02-01	18.5902961212290
2017-03-01	17.5078296056096
2017-04-01	16.3553983865620
2017-05-01	15.8294778585592
2017-06-01	16.3692763808060
2017-07-01	16.8417309480825
2017-08-01	17.2238114698270
2017-09-01	16.9520501478929
2017-10-01	17.0031622476283
2017-11-01	17.2073114921797
2017-12-01	18.0221489287534
2018-01-01	19.3856017096300
2018-02-01	19.8557589951033
2018-03-01	17.9600710554922
2018-04-01	17.2090443235248
2018-05-01	16.4021999421068
2018-06-01	16.8816527712233
2018-07-01	17.3982421261902
2018-08-01	17.7568385884318
2018-09-01	17.5534546969815