Month	Percent
1999-06-01	38.1929093096790
1999-07-01	38.3381313060734
1999-08-01	38.8608125087254
1999-09-01	38.1991129459678
1999-10-01	37.9211369653058
1999-11-01	38.2336563091658
1999-12-01	39.3291241342864
2000-01-01	40.4026927716536
2000-02-01	40.4120963039071
2000-03-01	39.4908416981561
2000-04-01	38.7374553436564
2000-05-01	38.1707006510474
2000-06-01	38.2157363142950
2000-07-01	37.8478828126079
2000-08-01	38.5333929044215
2000-09-01	38.1071097019099
2000-10-01	37.8810352656274
2000-11-01	38.3211126965406
2000-12-01	39.4620201021585
2001-01-01	40.6740110962563
2001-02-01	40.6095450219027
2001-03-01	39.4678133701682
2001-04-01	38.0464520157414
2001-05-01	37.5931620938352
2001-06-01	37.6979864487757
2001-07-01	37.6383189588094
2001-08-01	38.3427701773908
2001-09-01	37.8695677055940
2001-10-01	37.6402199956436
2001-11-01	37.7350433162426
2001-12-01	38.8002630692133
2002-01-01	39.4435787313291
2002-02-01	39.3087773827056
2002-03-01	38.5205298300382
2002-04-01	37.3272575649273
2002-05-01	37.1050823246779
2002-06-01	37.1276049409412
2002-07-01	37.0716914693389
2002-08-01	37.8778558401053
2002-09-01	37.4712216057670
2002-10-01	37.3163269703107
2002-11-01	37.7588670805849
2002-12-01	38.5978875814744
2003-01-01	39.6251198697751
2003-02-01	39.7977585984800
2003-03-01	38.9765658515658
2003-04-01	38.3107125350562
2003-05-01	37.8108986794750
2003-06-01	37.7923050185824
2003-07-01	37.5730896521881
2003-08-01	38.5398120243552
2003-09-01	38.2204511021488
2003-10-01	37.7732528078209
2003-11-01	37.8276594951340
2003-12-01	38.6308536939114
2004-01-01	39.0098978314099
2004-02-01	38.7411535927571
2004-03-01	37.8381965681278
2004-04-01	37.2207028089545
2004-05-01	37.1448944590679
2004-06-01	37.0354185040694
2004-07-01	37.1068250435942
2004-08-01	38.1979037767977
2004-09-01	37.2877683775543
2004-10-01	37.0557142630837
2004-11-01	37.3635507286530
2004-12-01	38.0344720283962
2005-01-01	39.0120229178636
2005-02-01	39.0984571387943
2005-03-01	38.0297516137606
2005-04-01	37.3517833334648
2005-05-01	36.9440794660220
2005-06-01	36.9054715133118
2005-07-01	37.0595797150878
2005-08-01	38.1029377080112
2005-09-01	37.5373976227807
2005-10-01	37.2127255708885
2005-11-01	37.4550164787239
2005-12-01	38.6472913215325
2006-01-01	39.1708310969604
2006-02-01	39.1691108919188
2006-03-01	38.1677603186323
2006-04-01	37.4270357291234
2006-05-01	37.0216120616776
2006-06-01	36.9549678341673
2006-07-01	37.1205458759260
2006-08-01	37.9293864781848
2006-09-01	37.6313840452738
2006-10-01	37.2676987158669
2006-11-01	37.3659991193216
2006-12-01	38.5493168973687
2007-01-01	39.0891621236956
2007-02-01	39.2791974315345
2007-03-01	38.2612775208425
2007-04-01	37.3768854516121
2007-05-01	36.9586123288302
2007-06-01	36.9035029911059
2007-07-01	37.0685586433690
2007-08-01	37.9673721677406
2007-09-01	37.6921745945313
2007-10-01	37.3853741332392
2007-11-01	37.4633940851947
2007-12-01	38.7338365073170
2008-01-01	39.4616564339547
2008-02-01	39.6073663670647
2008-03-01	38.6311481824631
2008-04-01	37.7227088659939
2008-05-01	37.2809988743021
2008-06-01	37.2622254415948
2008-07-01	37.4874091638680
2008-08-01	38.2888816956612
2008-09-01	38.1735187288027
2008-10-01	37.9277790298750
2008-11-01	38.0381955300974
2008-12-01	39.4492432779545
2009-01-01	40.3582387426718
2009-02-01	40.5250000623101
2009-03-01	39.5982797648248
2009-04-01	38.6763959517152
2009-05-01	38.2497962105096
2009-06-01	37.6503855530564
2009-07-01	38.1547915752197
2009-08-01	38.8028458607688
2009-09-01	38.5923141082915
2009-10-01	38.5726967233991
2009-11-01	38.7207058992088
2009-12-01	40.1673227131946
2010-01-01	40.2425445748942
2010-02-01	40.3965523182263
2010-03-01	39.5900391715211
2010-04-01	38.4507851962499
2010-05-01	37.9285211189834
2010-06-01	37.8438809358612
2010-07-01	37.7202475979667
2010-08-01	38.7359560179411
2010-09-01	38.5970698386872
2010-10-01	38.4176889307528
2010-11-01	38.8477548792139
2010-12-01	39.6688261434600
2011-01-01	40.7833042869539
2011-02-01	40.0441897732239
2011-03-01	38.9037900026191
2011-04-01	38.1654461017425
2011-05-01	37.6483822195343
2011-06-01	37.4014511037960
2011-07-01	37.7619085556191
2011-08-01	38.3591777075087
2011-09-01	38.8432122601374
2011-10-01	38.0810858978744
2011-11-01	38.3610848472163
2011-12-01	39.5200764726509
2012-01-01	40.2687962976299
2012-02-01	39.7375451454006
2012-03-01	38.8551972339564
2012-04-01	37.8471690162427
2012-05-01	37.2381795135484
2012-06-01	37.2824764640789
2012-07-01	37.4836132316737
2012-08-01	38.2226548985080
2012-09-01	37.9693923294831
2012-10-01	37.9563261337858
2012-11-01	38.3503986401716
2012-12-01	39.6794535069726
2013-01-01	40.2828852969963
2013-02-01	40.1808386928353
2013-03-01	39.2367987287884
2013-04-01	38.0330821365942
2013-05-01	37.4711435329550
2013-06-01	37.3185731857319
2013-07-01	37.3559660084506
2013-08-01	37.9196619332602
2013-09-01	37.6853430689298
2013-10-01	37.5113680807852
2013-11-01	37.6368608843826
2013-12-01	38.8152589196497
2014-01-01	39.0625880893767
2014-02-01	38.3044277109141
2014-03-01	37.9026113620859
2014-04-01	36.7213153148933
2014-05-01	36.6732411963304
2014-06-01	36.5853259472220
2014-07-01	36.4925268566091
2014-08-01	36.8274803318619
2014-09-01	36.9092299300191
2014-10-01	36.8548067739756
2014-11-01	36.9717506760940
2014-12-01	38.2194472542933
2015-01-01	38.7086056556297
2015-02-01	38.0911815157923
2015-03-01	37.7505960498363
2015-04-01	36.9649138254636
2015-05-01	36.4430872663459
2015-06-01	36.4176370171957
2015-07-01	36.3563872202435
2015-08-01	36.9606892091648
2015-09-01	36.8661446036175
2015-10-01	36.8991715255738
2015-11-01	37.0809151296956
2015-12-01	37.8942471129618
2016-01-01	38.6935702939755
2016-02-01	38.0622765731322
2016-03-01	37.6343196272724
2016-04-01	37.0684368288677
2016-05-01	36.6173908852427
2016-06-01	36.4215383839102
2016-07-01	36.4202327495112
2016-08-01	36.5668769672728
2016-09-01	36.6281345943830
2016-10-01	36.6973274757459
2016-11-01	36.8555610691998
2016-12-01	37.8109623291350
2017-01-01	38.6029814753919
2017-02-01	37.6487691103408
2017-03-01	37.0996214021804
2017-04-01	36.3788462108313
2017-05-01	36.2523147989969
2017-06-01	36.0709220181084
2017-07-01	36.2014313183375
2017-08-01	36.5363883240765
2017-09-01	36.4743728189331
2017-10-01	36.5668132092833
2017-11-01	36.6733348622499
2017-12-01	37.5476057539980
2018-01-01	38.2102217936355
2018-02-01	37.9753065140182
2018-03-01	36.9356009070295
2018-04-01	36.4745478446127
2018-05-01	36.1483532167664
2018-06-01	36.2319070306697
2018-07-01	36.3552833771248
2018-08-01	36.5786574925415
2018-09-01	36.5253677900048