Month	Percent
2004-07-01	6.500000000
2004-08-01	6.320000000
2004-09-01	6.160000000
2004-10-01	6.630000000
2004-11-01	6.260000000
2004-12-01	6.020000000
2005-01-01	5.990000000
2005-02-01	5.910000000
2005-03-01	6.090000000
2005-04-01	6.140000000
2005-05-01	5.900000000
2005-06-01	5.680000000
2005-07-01	5.850000000
2005-08-01	5.810000000
2005-09-01	5.870000000
2005-10-01	6.340000000
2005-11-01	6.530000000
2005-12-01	6.480000000
2006-01-01	6.250000000
2006-03-01	6.370000000
2006-06-01	6.510000000
2006-09-01	6.100000000
2006-12-01	5.580000000
2007-01-01	5.340000000
2007-03-01	5.580000000
2007-04-01	5.660000000
2007-05-01	6.340000000
2007-06-01	6.480000000
2007-07-01	6.480000000
2007-08-01	6.200000000
2007-09-01	6.300000000
2007-10-01	6.480000000
2007-11-01	6.240000000
2007-12-01	6.490000000
2008-04-01	6.540600897
2008-05-01	7.017644679
2008-06-01	7.567278918
2008-07-01	7.804599372
2008-08-01	7.888930250
2008-09-01	7.653714621
2008-10-01	6.822436219
2008-11-01	6.532445262
2008-12-01	6.083062052
2009-01-01	5.571221597
2009-02-01	4.844531842
2009-03-01	4.886536138
2009-04-01	5.440839443
2009-05-01	5.687311867
2009-06-01	5.890075839
2009-07-01	5.745703031
2009-08-01	5.608758641
2009-09-01	5.852797438
2009-10-01	5.980509036
2009-11-01	6.164408453
2009-12-01	6.310849979
2010-01-01	6.389002565
2010-02-01	6.395744353
2010-03-01	6.467190495
2010-04-01	6.472571337
2010-05-01	6.364313794
2010-06-01	6.365788068
2010-07-01	6.257121885
2010-08-01	5.975469199
2010-09-01	5.963198779
2010-10-01	6.102021927
2010-11-01	6.168201558
2010-12-01	6.113865419
2011-01-01	6.561130332
2011-02-01	6.872065701
2011-03-01	6.580012637
2011-04-01	6.416608745
2011-05-01	6.284909827
2011-06-01	6.270205048
2011-07-01	6.179455830
2011-08-01	5.565036883
2011-09-01	5.052256984
2011-10-01	5.100889192
2011-11-01	5.462210031
2011-12-01	5.290954182
2012-01-01	5.072551907
2012-02-01	5.294448244
2012-03-01	5.786805936
2012-04-01	5.822207204
2012-05-01	5.509679589
2012-06-01	5.353373552
2012-07-01	5.207930456
2012-08-01	5.316411908
2012-09-01	5.352486704
2012-10-01	5.406122041
2012-11-01	5.476210993
2012-12-01	5.508617965
2013-01-01	5.617204123
2013-02-01	5.669880132
2013-03-01	5.600318639
2013-04-01	5.281053819
2013-05-01	5.166661233
2013-06-01	5.275862931
2013-07-01	5.294773233
2013-08-01	5.269818735
2013-09-01	5.266206208
2013-10-01	5.159537956
2013-11-01	4.964596417
2013-12-01	5.138932328
2014-01-01	5.056941943
2014-02-01	5.000000000
2014-03-01	5.018711929
2014-04-01	4.914359961
2014-05-01	4.959644164
2014-06-01	4.856438982
2014-07-01	4.662456341
2014-08-01	4.342398031
2014-09-01	4.590266550
2014-10-01	4.633357254
2014-11-01	4.441608727
2014-12-01	4.363199322
2015-01-01	4.184115343
2015-02-01	4.203211930
2015-03-01	4.342276392
2015-04-01	4.492530743
2015-05-01	4.556164895
2015-06-01	4.653217359
2015-07-01	4.550943876
2015-08-01	4.514415815
2015-09-01	4.607369328
2015-10-01	4.466188964
2015-11-01	4.565999405
2015-12-01	4.626223522
2016-01-01	4.563583632
2016-02-01	4.446363874
2016-03-01	4.439795164
2016-04-01	4.392568882
2016-05-01	4.501842392
2016-06-01	4.545489071
2016-07-01	4.406804228
2016-08-01	4.289105335
2016-09-01	4.223877598
2016-10-01	4.203056059
2016-11-01	4.476972562
2016-12-01	4.373863097
2017-01-01	4.167268450
2017-02-01	4.152218285
2017-03-01	4.201197936
2017-04-01	3.900739930
2017-05-01	4.026835903
2017-06-01	4.010153702
2017-07-01	4.221016855
2017-08-01	4.328378613
2017-09-01	4.317870669
2017-10-01	4.488556796
2017-11-01	4.508403693
2017-12-01	4.616859309
2018-01-01	4.523825473
2018-02-01	4.546484455
2018-03-01	4.493291522
2018-04-01	4.417883099
2018-05-01	4.502294734
2018-06-01	4.580000000
2018-07-01	4.560000000
2018-08-01	4.480000000
2018-09-01	4.500000000
2018-10-01	4.600000000