Month	Percent
1999-06-01	64.4116872861279
1999-07-01	62.5889796994464
1999-08-01	63.8140517696778
1999-09-01	64.6031746031746
1999-10-01	65.0145772594752
1999-11-01	64.0732873074880
1999-12-01	62.6329787234043
2000-01-01	61.4029946182128
2000-02-01	60.8956737569724
2000-03-01	63.2054538163347
2000-04-01	63.6217562464851
2000-05-01	63.2239718861496
2000-06-01	64.1469378980464
2000-07-01	61.7685060565276
2000-08-01	62.8784814904689
2000-09-01	64.5673544344820
2000-10-01	64.2292917816372
2000-11-01	63.6607505758027
2000-12-01	62.5529258495277
2001-01-01	60.9330397194356
2001-02-01	61.4018844289527
2001-03-01	61.8848881614839
2001-04-01	61.8049673488347
2001-05-01	61.9656248289452
2001-06-01	62.0298278319991
2001-07-01	60.0691965511560
2001-08-01	61.7037077786335
2001-09-01	62.3673986719202
2001-10-01	62.6594158891404
2001-11-01	61.3389375881426
2001-12-01	60.2714681440443
2002-01-01	58.6441336441336
2002-02-01	58.7746365329553
2002-03-01	60.3480924533556
2002-04-01	60.1623521535372
2002-05-01	60.2224457858261
2002-06-01	61.2675662056996
2002-07-01	59.2714117449100
2002-08-01	60.7939540371973
2002-09-01	62.3015873015873
2002-10-01	62.4496010375842
2002-11-01	61.8196198062311
2002-12-01	61.0147429185885
2003-01-01	58.7011367179749
2003-02-01	58.9413000880357
2003-03-01	60.5536430623915
2003-04-01	60.9833262077811
2003-05-01	61.5270401461938
2003-06-01	60.4925911093312
2003-07-01	58.2731338149295
2003-08-01	59.6597603379408
2003-09-01	61.9732104277690
2003-10-01	62.1455385503898
2003-11-01	61.7350778671916
2003-12-01	60.0330808740315
2004-01-01	58.6734545454546
2004-02-01	58.9396634685486
2004-03-01	60.1911945272759
2004-04-01	60.4319920283696
2004-05-01	59.7320562916826
2004-06-01	59.6489161168709
2004-07-01	57.6221132833264
2004-08-01	60.8001658374793
2004-09-01	60.0677120456165
2004-10-01	60.9732852845698
2004-11-01	61.0614975657836
2004-12-01	59.9802312346492
2005-01-01	58.9474000420559
2005-02-01	59.4053142134121
2005-03-01	60.1607347876005
2005-04-01	60.5429809411266
2005-05-01	60.2740974838945
2005-06-01	60.3754609453570
2005-07-01	58.1670384744675
2005-08-01	60.9865196078431
2005-09-01	62.3491107903062
2005-10-01	62.3729753033196
2005-11-01	62.9854893485644
2005-12-01	62.9182530101836
2006-01-01	61.2916239952829
2006-02-01	62.2215308027380
2006-03-01	63.6272888916617
2006-04-01	63.7412817064398
2006-05-01	64.0494183311906
2006-06-01	63.5960637595498
2006-07-01	61.4991965214103
2006-08-01	64.6600164151777
2006-09-01	66.3556722223979
2006-10-01	66.2526535914578
2006-11-01	66.5386324677798
2006-12-01	65.2641287408962
2007-01-01	63.6543241348544
2007-02-01	64.8927340058741
2007-03-01	67.1933471933472
2007-04-01	66.8621418957893
2007-05-01	66.7233851290613
2007-06-01	67.0944707131140
2007-07-01	64.6996295699791
2007-08-01	66.9095598903756
2007-09-01	69.0398579958044
2007-10-01	68.7814963173536
2007-11-01	68.0624717066546
2007-12-01	68.1674003107198
2008-01-01	66.5435578449477
2008-02-01	67.6816810973830
2008-03-01	68.4552212159574
2008-04-01	68.4244728206128
2008-05-01	67.2173799921946
2008-06-01	68.3638257699069
2008-07-01	67.0726941115164
2008-08-01	68.8139125903732
2008-09-01	71.3755373192653
2008-10-01	71.5109084988603
2008-11-01	71.5485803594686
2008-12-01	71.2443836686853
2009-01-01	70.4532135182653
2009-02-01	70.0644615184269
2009-03-01	71.2937040171886
2009-04-01	70.2180989583333
2009-05-01	70.0084629906907
2009-06-01	69.8499495491977
2009-07-01	67.7166379226189
2009-08-01	69.5039843877053
2009-09-01	71.1717276806034
2009-10-01	72.0005199532042
2009-11-01	71.2944615884359
2009-12-01	71.0500681862459
2010-01-01	68.6398597994353
2010-02-01	68.9720050604989
2010-03-01	70.2020038260757
2010-04-01	70.2080767485577
2010-05-01	69.0358947777634
2010-06-01	68.7542501861986
2010-07-01	66.7130513575612
2010-08-01	70.0594930160372
2010-09-01	71.5794914870933
2010-10-01	72.1092388146426
2010-11-01	71.5045960328979
2010-12-01	70.5575249758298
2011-01-01	68.3773341918867
2011-02-01	69.8417293958695
2011-03-01	70.8440473129339
2011-04-01	70.4637420515126
2011-05-01	70.2669747144141
2011-06-01	70.5290157101635
2011-07-01	67.4612328591567
2011-08-01	69.9173977076263
2011-09-01	71.6365381538954
2011-10-01	71.0608773500448
2011-11-01	71.1378087356616
2011-12-01	71.0604464029122
2012-01-01	69.5820038289726
2012-02-01	69.5800516565161
2012-03-01	69.8457714613473
2012-04-01	68.3820017195809
2012-05-01	68.0912678207739
2012-06-01	68.6182222928924
2012-07-01	66.8351131451818
2012-08-01	69.5476780382441
2012-09-01	70.0815898917426
2012-10-01	70.8379604657804
2012-11-01	70.3789440304424
2012-12-01	69.4187373225152
2013-01-01	69.0268009884052
2013-02-01	69.6428571428571
2013-03-01	70.0683501044238
2013-04-01	70.2150537634409
2013-05-01	69.3460189019186
2013-06-01	69.5782656768283
2013-07-01	68.4036001894836
2013-08-01	69.9390571221068
2013-09-01	69.8197202664730
2013-10-01	70.5085708873946
2013-11-01	70.0482939301158
2013-12-01	69.2999621259942
2014-01-01	68.6864861453008
2014-02-01	66.8864977438390
2014-03-01	68.6228111689541
2014-04-01	68.4059434051547
2014-05-01	68.1985931930732
2014-06-01	67.0829785220929
2014-07-01	65.5386653210546
2014-08-01	66.8453920393616
2014-09-01	68.0598050657666
2014-10-01	68.2218226554367
2014-11-01	68.2472080257430
2014-12-01	67.6331398283695
2015-01-01	66.5141667192529
2015-02-01	65.8010160613424
2015-03-01	67.3314819490028
2015-04-01	66.7392539291801
2015-05-01	65.5493482309125
2015-06-01	65.5156087244721
2015-07-01	64.6449657436934
2015-08-01	66.0360075805433
2015-09-01	66.3854393781401
2015-10-01	66.8015426439906
2015-11-01	66.8005439423168
2015-12-01	66.4009111617312
2016-01-01	65.9433126660762
2016-02-01	64.8248362289946
2016-03-01	65.8698749406364
2016-04-01	65.9064994298746
2016-05-01	65.9135559921414
2016-06-01	65.0458046723936
2016-07-01	64.2587361538706
2016-08-01	65.1006711409396
2016-09-01	66.1035318118067
2016-10-01	66.4228213646818
2016-11-01	67.2791881422672
2016-12-01	66.0399756167987
2017-01-01	66.1104144561268
2017-02-01	64.6903396275053
2017-03-01	65.3598992475861
2017-04-01	64.8111589371824
2017-05-01	64.8871302542813
2017-06-01	64.7944092312693
2017-07-01	64.6269143043336
2017-08-01	64.9263240435195
2017-09-01	66.5039478426105
2017-10-01	67.4342969776610
2017-11-01	67.8811437607063
2017-12-01	66.9936907475308
2018-01-01	66.3309590856386
2018-02-01	66.2103794272045
2018-03-01	65.4005064640810
2018-04-01	65.9949874686717
2018-05-01	65.7684831423018
2018-06-01	66.0806722689076
2018-07-01	64.9524836557256
2018-08-01	65.9808095141564
2018-09-01	66.7468328704017