Month Percent 1995-01-01 43.0604176463417 1995-02-01 43.0681828068313 1995-03-01 42.7039242101604 1995-04-01 43.2539200194482 1995-05-01 42.1872696846468 1995-06-01 41.5670581713613 1995-07-01 41.1782519164547 1995-08-01 41.3282411087685 1995-09-01 42.6928853823179 1995-10-01 42.7313649063502 1995-11-01 43.1486905582357 1995-12-01 43.3254725100699 1996-01-01 43.5903606174155 1996-02-01 43.2439857822347 1996-03-01 43.1693426650199 1996-04-01 43.3449292250745 1996-05-01 42.2872203871365 1996-06-01 41.4864968838963 1996-07-01 41.1597964550391 1996-08-01 41.2713982309943 1996-09-01 42.3905264951440 1996-10-01 42.5605801394173 1996-11-01 42.7940913845447 1996-12-01 43.1324400336474 1997-01-01 43.3838135175973 1997-02-01 43.1898759945037 1997-03-01 42.9969662559531 1997-04-01 42.8525480968624 1997-05-01 41.8009013808207 1997-06-01 40.9158474375866 1997-07-01 40.9594127077884 1997-08-01 40.7857022424549 1997-09-01 42.2228397244817 1997-10-01 42.2288031498713 1997-11-01 42.3204633529199 1997-12-01 42.8770632953925 1998-01-01 43.0396320480755 1998-02-01 42.6872630908054 1998-03-01 42.5268573918581 1998-04-01 42.3705539553888 1998-05-01 41.3309909231606 1998-06-01 40.7907272149889 1998-07-01 40.4961506988861 1998-08-01 40.3382307544698 1998-09-01 41.3121749566609 1998-10-01 41.4632724607992 1998-11-01 41.5001872113825 1998-12-01 41.6192756659683 1999-01-01 42.0379784688995 1999-02-01 41.9073465458288 1999-03-01 41.8913764510779 1999-04-01 41.4200742262575 1999-05-01 40.3725834216102 1999-06-01 40.1195229002901 1999-07-01 39.7355751364654 1999-08-01 39.7769455397357 1999-09-01 41.1796215717300 1999-10-01 41.3527087106866 1999-11-01 41.5709080141150 1999-12-01 41.6907057208840 2000-01-01 42.0560824403662 2000-02-01 41.5082112447296 2000-03-01 41.3556571765747 2000-04-01 41.3241747445638 2000-05-01 40.2328642796988 2000-06-01 39.7508882264058 2000-07-01 39.5156618444994 2000-08-01 39.2624887947193 2000-09-01 40.5079778573754 2000-10-01 40.4142507461230 2000-11-01 40.5442950566636 2000-12-01 40.7643673962975 2001-01-01 41.1415040020761 2001-02-01 41.1969634364695 2001-03-01 40.9218193590159 2001-04-01 40.7128136743848 2001-05-01 39.6876009041008 2001-06-01 39.4883454675923 2001-07-01 39.2428707147803 2001-08-01 39.0785463260071 2001-09-01 40.3685643822851 2001-10-01 40.4482570456442 2001-11-01 40.3020610374931 2001-12-01 40.3768991118123 2002-01-01 40.5504411047214 2002-02-01 40.5963852533678 2002-03-01 40.2378387006664 2002-04-01 39.9971309940309 2002-05-01 38.8103065375033 2002-06-01 38.3350691269885 2002-07-01 38.0228800978081 2002-08-01 37.5482847511402 2002-09-01 38.8177129138837 2002-10-01 38.7758656175292 2002-11-01 38.7198063811949 2002-12-01 38.7481724424072 2003-01-01 39.2489419493399 2003-02-01 39.0073607725261 2003-03-01 38.8983030809366 2003-04-01 38.8497477033527 2003-05-01 37.6730103806228 2003-06-01 37.2680222101799 2003-07-01 37.1833593523233 2003-08-01 36.8042820645444 2003-09-01 38.0880822121518 2003-10-01 38.1410331589770 2003-11-01 38.1140594121277 2003-12-01 38.0584085162177 2004-01-01 38.7674746797446 2004-02-01 38.6773422227068 2004-03-01 38.7085981933757 2004-04-01 38.5600037305603 2004-05-01 37.3430840533805 2004-06-01 36.8666666666667 2004-07-01 37.0042586140147 2004-08-01 36.9820220375024 2004-09-01 38.3745539369410 2004-10-01 38.3326774539534 2004-11-01 38.1362791880912 2004-12-01 38.4303154003158 2005-01-01 39.0483372062603 2005-02-01 38.7912746725696 2005-03-01 38.9994087974018 2005-04-01 38.8825401694980 2005-05-01 37.7180755740040 2005-06-01 37.4645280219066 2005-07-01 37.5953921486246 2005-08-01 37.2279810530651 2005-09-01 38.6201904761905 2005-10-01 38.4137059701038 2005-11-01 38.6612634668167 2005-12-01 38.6922802300055 2006-01-01 39.0755154991124 2006-02-01 39.0956358289500 2006-03-01 38.9328871255944 2006-04-01 38.6759845407997 2006-05-01 37.3531011147700 2006-06-01 37.0863225232157 2006-07-01 36.9109060086645 2006-08-01 36.9903927897022 2006-09-01 38.3792232776241 2006-10-01 38.3289045023946 2006-11-01 38.3151990521682 2006-12-01 38.2744904150842 2007-01-01 38.4240691966958 2007-02-01 38.2546221188855 2007-03-01 37.8105253723317 2007-04-01 38.0096978739276 2007-05-01 37.0262455847504 2007-06-01 36.6451305564653 2007-07-01 36.6590361803966 2007-08-01 36.3470346752582 2007-09-01 37.5572824748995 2007-10-01 37.5530520187543 2007-11-01 37.5982241953385 2007-12-01 37.9708752217623 2008-01-01 38.3006371872208 2008-02-01 37.8864439411934 2008-03-01 37.8864137122982 2008-04-01 37.8837053555001 2008-05-01 36.5845052303485 2008-06-01 36.5285240318271 2008-07-01 36.8322667194476 2008-08-01 36.5559354796196 2008-09-01 37.7459474873325 2008-10-01 37.5034692297580 2008-11-01 37.8544016576440 2008-12-01 37.8108691215487 2009-01-01 38.4407584318751 2009-02-01 38.1962324532693 2009-03-01 38.0317506448214 2009-04-01 37.9555845852384 2009-05-01 36.7976571051620 2009-06-01 36.5411063016634 2009-07-01 36.8376154880500 2009-08-01 36.4321662466695 2009-09-01 37.8720581449008 2009-10-01 38.0656731898098 2009-11-01 37.6180984795608 2009-12-01 38.0976002530590 2010-01-01 38.1372365945100 2010-02-01 38.1220226137864 2010-03-01 38.0608032566006 2010-04-01 37.8110592480170 2010-05-01 36.8456054289453 2010-06-01 36.4218598274976 2010-07-01 36.7774370676745 2010-08-01 36.2593462935270 2010-09-01 37.8909778982337 2010-10-01 37.8691833195941 2010-11-01 38.2762244216924 2010-12-01 38.5646788405057 2011-01-01 38.3234212074600 2011-02-01 38.2085260391951 2011-03-01 38.3628437575191 2011-04-01 38.1010966633434 2011-05-01 37.0761439962708 2011-06-01 36.7759643812225 2011-07-01 37.1938628082515 2011-08-01 36.7223129328304 2011-09-01 38.1661089395686 2011-10-01 38.3174025718640 2011-11-01 38.2467268211224 2011-12-01 38.6162419824051 2012-01-01 38.6302041388004 2012-02-01 38.7231511928916 2012-03-01 38.5620823664272 2012-04-01 38.0480006701664 2012-05-01 37.1029490728795 2012-06-01 36.9862918280349 2012-07-01 37.4695677578220 2012-08-01 36.7740769824118 2012-09-01 38.0437650129823 2012-10-01 37.9751839701486 2012-11-01 38.0155210643016 2012-12-01 38.1465994683208 2013-01-01 38.3275357708453 2013-02-01 38.0562772955940 2013-03-01 38.1082237932177 2013-04-01 38.0441827433567 2013-05-01 37.1669042847008 2013-06-01 36.8440243264812 2013-07-01 37.2047325244253 2013-08-01 36.7970181833158 2013-09-01 38.1325251638737 2013-10-01 38.2634012673403 2013-11-01 38.4611698996564 2013-12-01 38.5349273003324 2014-01-01 38.9666388771201 2014-02-01 38.6982232358685 2014-03-01 38.8211534656505 2014-04-01 38.6470664404054 2014-05-01 37.5616199580576 2014-06-01 37.2438744075024 2014-07-01 37.7000842459983 2014-08-01 37.6987305681895 2014-09-01 38.9474398101051 2014-10-01 38.8983774551665 2014-11-01 38.8832446051936 2014-12-01 39.3101021243765 2015-01-01 39.5134948705290 2015-02-01 39.3515076972982 2015-03-01 39.1290549118116 2015-04-01 39.0467708417672 2015-05-01 38.0760077396563 2015-06-01 37.9603628356128 2015-07-01 38.3627446363337 2015-08-01 37.8623285829524 2015-09-01 38.9769728226928 2015-10-01 38.9098374954711 2015-11-01 39.0004357590588 2015-12-01 39.1248710286886 2016-01-01 39.4038804011622 2016-02-01 39.3222651808051 2016-03-01 39.1022213905745 2016-04-01 38.9655748105112 2016-05-01 38.0755119738510 2016-06-01 37.9005384943485 2016-07-01 38.2462189796570 2016-08-01 37.9152812874052 2016-09-01 38.8879290868739 2016-10-01 38.8049988711370 2016-11-01 39.0974849027805 2016-12-01 38.9323305278656 2017-01-01 39.1121390041219 2017-02-01 39.1783706470132 2017-03-01 39.0757831365155 2017-04-01 39.1141131217533 2017-05-01 37.8980723527858 2017-06-01 37.4524326142442 2017-07-01 37.8023150862722 2017-08-01 37.7299886815298 2017-09-01 38.7446086682096 2017-10-01 38.6040400722615 2017-11-01 38.7960458949248 2017-12-01 38.7296278078374 2018-01-01 39.4002122446841 2018-02-01 39.3863231752016 2018-03-01 39.3071974055864 2018-04-01 39.1053683124616 2018-05-01 38.1100205432550 2018-06-01 37.7465541051096 2018-07-01 38.0973442693326 2018-08-01 37.6952363626913 2018-09-01 38.8874105131983 2018-10-01 38.8652969664750