Month	Percent
1999-06-01	54.7552054023635
1999-07-01	54.0788611033062
1999-08-01	53.4692350850944
1999-09-01	55.5555555555556
1999-10-01	56.3397352228230
1999-11-01	56.1906535095885
1999-12-01	55.3035232871618
2000-01-01	53.7556964257539
2000-02-01	53.6159762765267
2000-03-01	54.8068026203782
2000-04-01	55.8017072539817
2000-05-01	56.6393639197890
2000-06-01	57.0995726810580
2000-07-01	56.7468893405310
2000-08-01	55.7294536904368
2000-09-01	57.0955491138590
2000-10-01	57.8108823718037
2000-11-01	57.4708331427003
2000-12-01	56.2742750610018
2001-01-01	54.7276760042718
2001-02-01	54.6305665709467
2001-03-01	56.0210139121567
2001-04-01	57.3735757090764
2001-05-01	58.0573089323827
2001-06-01	57.6908772598217
2001-07-01	57.1325015177463
2001-08-01	55.9663256992849
2001-09-01	57.5549848068297
2001-10-01	57.8595952294904
2001-11-01	58.0230532463195
2001-12-01	56.9927768208994
2002-01-01	55.7492544843554
2002-02-01	55.8999837986715
2002-03-01	57.1068888309400
2002-04-01	58.3231521075137
2002-05-01	58.6196374080058
2002-06-01	58.8512198839743
2002-07-01	58.0578697482756
2002-08-01	57.3921916116213
2002-09-01	58.6632445918997
2002-10-01	58.8606350851486
2002-11-01	58.2258366884189
2002-12-01	57.3976952442114
2003-01-01	55.4693139185685
2003-02-01	55.2228573463682
2003-03-01	56.5046436323524
2003-04-01	56.9602701982046
2003-05-01	57.8104186277818
2003-06-01	57.6646998802183
2003-07-01	57.2403705509508
2003-08-01	56.1349747586573
2003-09-01	57.1783777087592
2003-10-01	57.8065189140448
2003-11-01	57.8072972328455
2003-12-01	57.0046945042533
2004-01-01	56.7030486837233
2004-02-01	57.0457147890425
2004-03-01	57.8238715865990
2004-04-01	58.7843778574946
2004-05-01	58.8408394163790
2004-06-01	58.8824334760935
2004-07-01	58.2735642262166
2004-08-01	57.0809134628019
2004-09-01	58.8617786568183
2004-10-01	58.8696632946587
2004-11-01	58.7500000000000
2004-12-01	58.2469368520264
2005-01-01	56.8922524282002
2005-02-01	56.8188153310104
2005-03-01	57.8915306157970
2005-04-01	58.5201930183020
2005-05-01	58.9968989689289
2005-06-01	59.0578924074251
2005-07-01	58.6909601532501
2005-08-01	57.9503159352549
2005-09-01	59.4291838816188
2005-10-01	59.8909018721032
2005-11-01	60.1940994457995
2005-12-01	59.4706717734647
2006-01-01	58.8692348684097
2006-02-01	58.6418216618459
2006-03-01	59.3679825839519
2006-04-01	60.3473214820648
2006-05-01	60.8114460560166
2006-06-01	60.6793837750181
2006-07-01	60.1655541631501
2006-08-01	59.2578397806054
2006-09-01	60.6330567964263
2006-10-01	60.6800697071450
2006-11-01	60.8280606395176
2006-12-01	59.9630057018735
2007-01-01	59.1872027669693
2007-02-01	59.0207669896334
2007-03-01	60.3460676058722
2007-04-01	60.8602295974436
2007-05-01	60.9999577720536
2007-06-01	61.1286430295155
2007-07-01	60.6202635150514
2007-08-01	59.5496155562854
2007-09-01	61.0114590519780
2007-10-01	61.2449883587032
2007-11-01	61.7056294504904
2007-12-01	60.5689454124477
2008-01-01	59.7049949715052
2008-02-01	59.6572165380043
2008-03-01	60.3953190741872
2008-04-01	61.2444949566700
2008-05-01	61.2920461850575
2008-06-01	61.7779038150366
2008-07-01	60.8728266848922
2008-08-01	59.9721733914304
2008-09-01	61.1309127248501
2008-10-01	61.6383508278325
2008-11-01	61.4918667054957
2008-12-01	60.7106024817858
2009-01-01	59.5365967210934
2009-02-01	58.7945419492089
2009-03-01	59.4095757052198
2009-04-01	59.8277966439442
2009-05-01	59.9264675369945
2009-06-01	60.3968774110054
2009-07-01	59.9815854740911
2009-08-01	59.3175482843300
2009-09-01	60.1866987511928
2009-10-01	60.6104868292197
2009-11-01	60.5335679660004
2009-12-01	59.7109221930728
2010-01-01	58.9190670331222
2010-02-01	58.8291961831364
2010-03-01	59.7323742441358
2010-04-01	60.7566543714485
2010-05-01	61.0743664312422
2010-06-01	61.0443035344763
2010-07-01	60.6462819671041
2010-08-01	60.0681515957447
2010-09-01	60.7247340425532
2010-10-01	60.8628800345750
2010-11-01	61.0787898936170
2010-12-01	60.5021692514836
2011-01-01	59.3739870508739
2011-02-01	59.5207619934173
2011-03-01	60.2229092903805
2011-04-01	61.3879654255319
2011-05-01	62.0187832446808
2011-06-01	62.1251662234043
2011-07-01	61.3598011587986
2011-08-01	60.6190127727515
2011-09-01	60.6671380443372
2011-10-01	61.5872381855855
2011-11-01	61.4730831023317
2011-12-01	61.0684098763376
2012-01-01	60.0786365226663
2012-02-01	59.9171694276857
2012-03-01	60.8762701833065
2012-04-01	61.2975316877919
2012-05-01	62.0027194541071
2012-06-01	62.1876929752825
2012-07-01	61.8208382033728
2012-08-01	60.8428350666166
2012-09-01	61.4980234181077
2012-10-01	61.5699162109277
2012-11-01	61.5096928573221
2012-12-01	60.8701111706402
2013-01-01	60.1429002211352
2013-02-01	60.0725785499376
2013-03-01	60.4826672480588
2013-04-01	61.8186242018978
2013-05-01	62.0471105738558
2013-06-01	62.4483453720813
2013-07-01	62.4004168207335
2013-08-01	61.9336287278139
2013-09-01	62.5346994397618
2013-10-01	62.7076705549664
2013-11-01	62.7194570516761
2013-12-01	62.1388914631372
2014-01-01	61.6613984068782
2014-02-01	61.5655781945756
2014-03-01	62.1455149894108
2014-04-01	62.8874856486797
2014-05-01	62.8729972381524
2014-06-01	62.9344510262889
2014-07-01	62.7709141953542
2014-08-01	62.7431231485400
2014-09-01	63.0321154155689
2014-10-01	63.0684178841246
2014-11-01	63.3342385769570
2014-12-01	62.9064591756991
2015-01-01	62.3827782926228
2015-02-01	62.4344747770440
2015-03-01	62.4521953920191
2015-04-01	62.9260515950826
2015-05-01	63.1568169018892
2015-06-01	63.7053106263772
2015-07-01	63.6196534065164
2015-08-01	63.1592461356750
2015-09-01	63.7528168833061
2015-10-01	63.8982294811968
2015-11-01	64.3170595560136
2015-12-01	63.8538782949602
2016-01-01	63.2481943475978
2016-02-01	63.0621391019564
2016-03-01	63.1773314005660
2016-04-01	63.5344321205211
2016-05-01	64.0753777101296
2016-06-01	64.1173262226532
2016-07-01	64.0687952172594
2016-08-01	63.9042995839112
2016-09-01	64.2337412299340
2016-10-01	64.1328208376355
2016-11-01	64.5101085946927
2016-12-01	64.1573667983846
2017-01-01	63.6043723064090
2017-02-01	63.9231538227496
2017-03-01	63.9424958472122
2017-04-01	64.3599850339781
2017-05-01	64.5336792075071
2017-06-01	64.8204270735361
2017-07-01	64.7737471789197
2017-08-01	64.4103413698391
2017-09-01	64.7086539971729
2017-10-01	64.9212876863033
2017-11-01	64.9116215673083
2017-12-01	64.6632976026020
2018-01-01	64.2129670137370
2018-02-01	64.1108484370896
2018-03-01	64.4362865353613
2018-04-01	65.0352899916707
2018-05-01	65.3131415936968
2018-06-01	65.5658969180788
2018-07-01	65.3782649171804
2018-08-01	64.9401760458211
2018-09-01	65.3752537279334