Month	Percent
1999-06-01	64.1708410229370
1999-07-01	63.2771338250790
1999-08-01	63.0858346498157
1999-09-01	63.8947368421053
1999-10-01	64.2819568648080
1999-11-01	62.4868559411146
1999-12-01	58.0136626379401
2000-01-01	55.1050420168067
2000-02-01	55.2834645669291
2000-03-01	58.5942827170207
2000-04-01	60.6395806028834
2000-05-01	61.7679413305396
2000-06-01	61.5759162303665
2000-07-01	61.3471095997907
2000-08-01	60.8858113404756
2000-09-01	61.9216710182768
2000-10-01	61.6588419405321
2000-11-01	60.0859822824388
2000-12-01	56.2665972403020
2001-01-01	53.0975292587776
2001-02-01	53.5775526110678
2001-03-01	57.3831775700935
2001-04-01	61.0295643153527
2001-05-01	62.1574721574722
2001-06-01	62.1221532091097
2001-07-01	61.6360816748514
2001-08-01	61.4809081527348
2001-09-01	62.4330587023687
2001-10-01	62.8938576201491
2001-11-01	61.3677187580190
2001-12-01	57.8970286885246
2002-01-01	55.5879345603272
2002-02-01	56.4582801735136
2002-03-01	59.5797249108507
2002-04-01	61.5102974828375
2002-05-01	62.1974118244100
2002-06-01	62.7051671732523
2002-07-01	62.1542351453856
2002-08-01	61.4534443603331
2002-09-01	62.8650553877140
2002-10-01	63.0351758793970
2002-11-01	61.4063675106543
2002-12-01	58.1361020765574
2003-01-01	54.5931103344983
2003-02-01	54.3921275535625
2003-03-01	57.5857782197912
2003-04-01	59.8412304639047
2003-05-01	60.6806930693069
2003-06-01	60.4792490118577
2003-07-01	60.1651873767258
2003-08-01	59.3526950529166
2003-09-01	60.8820638820639
2003-10-01	61.2797254228978
2003-11-01	60.6728651822853
2003-12-01	57.9066927210552
2004-01-01	56.3130943672275
2004-02-01	57.1153846153846
2004-03-01	59.6452004860267
2004-04-01	60.9097525473071
2004-05-01	61.0825865827077
2004-06-01	61.5494319555233
2004-07-01	60.6492879555877
2004-08-01	60.4748132080019
2004-09-01	61.6000962463908
2004-10-01	62.1528111484863
2004-11-01	61.3699616122841
2004-12-01	59.1832335329341
2005-01-01	56.9087434304826
2005-02-01	56.4112327463113
2005-03-01	59.0374585111427
2005-04-01	61.0675484175720
2005-05-01	61.8207480592802
2005-06-01	61.6639325052730
2005-07-01	60.2713450292398
2005-08-01	60.0350467289720
2005-09-01	61.0784313725490
2005-10-01	61.1820937281418
2005-11-01	60.4448067070331
2005-12-01	57.5040707141196
2006-01-01	56.0589190443053
2006-02-01	56.1262719703978
2006-03-01	58.7966804979253
2006-04-01	60.3678160919540
2006-05-01	61.2399724959890
2006-06-01	61.4422857142857
2006-07-01	59.8493838429941
2006-08-01	59.4392523364486
2006-09-01	60.5214025500911
2006-10-01	62.0741414600864
2006-11-01	61.9332121762835
2006-12-01	59.2784206943499
2007-01-01	57.0323456231622
2007-02-01	57.2362488728584
2007-03-01	60.0786516853933
2007-04-01	61.6233766233766
2007-05-01	62.8510828309891
2007-06-01	62.5762636383879
2007-07-01	61.8335558522474
2007-08-01	61.2855871886121
2007-09-01	62.0955555555556
2007-10-01	62.5011106175033
2007-11-01	61.9249555950266
2007-12-01	59.7803904170364
2008-01-01	57.8264718902169
2008-02-01	57.9969081272085
2008-03-01	60.3921568627451
2008-04-01	62.2994064629589
2008-05-01	62.9423372067529
2008-06-01	63.1167979002625
2008-07-01	62.4454624781850
2008-08-01	61.7011094191864
2008-09-01	62.5515296159688
2008-10-01	62.6741670272609
2008-11-01	62.5738942826322
2008-12-01	59.6061975468044
2009-01-01	57.5755627009646
2009-02-01	57.9188900747065
2009-03-01	60.0828905419766
2009-04-01	61.9107067287347
2009-05-01	62.2535804549284
2009-06-01	63.2502095557418
2009-07-01	61.8102189781022
2009-08-01	61.6947040498442
2009-09-01	62.7865122052131
2009-10-01	63.0908716257985
2009-11-01	62.8539187525646
2009-12-01	59.4607843137255
2010-01-01	59.2722097987396
2010-02-01	58.7194011733765
2010-03-01	60.9305135951662
2010-04-01	62.7620765684506
2010-05-01	64.3107919409535
2010-06-01	64.2981933690689
2010-07-01	63.7529644268775
2010-08-01	62.9760031471282
2010-09-01	63.3013510867437
2010-10-01	64.0623781676413
2010-11-01	63.5001940240590
2010-12-01	61.4793356508304
2011-01-01	58.9657823913879
2011-02-01	60.7301392928211
2011-03-01	62.9492087070788
2011-04-01	64.2074534632445
2011-05-01	65.9207969360225
2011-06-01	65.9912489906293
2011-07-01	64.9004645609060
2011-08-01	64.6700356718193
2011-09-01	64.1480111008326
2011-10-01	65.7166018755642
2011-11-01	65.2600678836804
2011-12-01	62.9560610212844
2012-01-01	60.9003706126008
2012-02-01	61.7946212038947
2012-03-01	63.8463202682725
2012-04-01	65.4920977011494
2012-05-01	66.8306558374182
2012-06-01	66.4908404020244
2012-07-01	64.9729633897704
2012-08-01	64.9206517513166
2012-09-01	65.6942536025085
2012-10-01	66.1228861924245
2012-11-01	65.8632218312941
2012-12-01	63.3848032801186
2013-01-01	61.4695123008374
2013-02-01	62.1553019183948
2013-03-01	64.1437072197572
2013-04-01	66.2413072522353
2013-05-01	67.5202593192869
2013-06-01	67.5972812234494
2013-07-01	67.0670636800433
2013-08-01	66.5353336364096
2013-09-01	66.8247477963602
2013-10-01	67.5851026569041
2013-11-01	67.0268924302789
2013-12-01	64.8645969300927
2014-01-01	64.1098593865636
2014-02-01	65.1175353588266
2014-03-01	66.5640123185218
2014-04-01	68.6184189184806
2014-05-01	69.1654423042769
2014-06-01	68.6370941819351
2014-07-01	68.2356139845824
2014-08-01	67.5321369479445
2014-09-01	68.1074322613320
2014-10-01	68.3067766721250
2014-11-01	68.2664745226422
2014-12-01	66.5482312607137
2015-01-01	65.5234964883176
2015-02-01	66.2105880175233
2015-03-01	67.3511671808094
2015-04-01	67.9229148214886
2015-05-01	68.9949099749297
2015-06-01	68.9001436238567
2015-07-01	68.9167856874389
2015-08-01	68.1354311413929
2015-09-01	68.5734652053818
2015-10-01	68.6937269372694
2015-11-01	68.3724069129427
2015-12-01	67.0200510390084
2016-01-01	65.5923028922202
2016-02-01	65.8366993652626
2016-03-01	66.6814850931410
2016-04-01	67.9520992230380
2016-05-01	68.6990660033732
2016-06-01	68.8145528329270
2016-07-01	68.9737403209516
2016-08-01	68.6877726815080
2016-09-01	68.9272073378126
2016-10-01	69.2383586009477
2016-11-01	69.3138843868179
2016-12-01	67.8087110227304
2017-01-01	66.6629955947136
2017-02-01	67.2275135179645
2017-03-01	68.4831237772092
2017-04-01	69.5591685307436
2017-05-01	70.1168024149137
2017-06-01	69.9453700063712
2017-07-01	69.5672732676745
2017-08-01	69.4800737560398
2017-09-01	69.8817313881141
2017-10-01	70.1407999145048
2017-11-01	70.0094494057522
2017-12-01	68.5593051780150
2018-01-01	67.4440113628856
2018-02-01	66.9554341386347
2018-03-01	68.4666246851385
2018-04-01	69.3030734838482
2018-05-01	69.9654790594672
2018-06-01	69.7652984396500
2018-07-01	69.1762633262950
2018-08-01	69.1257642937473
2018-09-01	69.2780020897563