Month	Ratio
2008-01-01	1.87133277886983
2008-02-01	1.57569424189469
2008-03-01	1.85670823559976
2008-04-01	1.81110821823668
2008-05-01	1.76552655658010
2008-06-01	1.70886066104435
2008-07-01	1.64928986643696
2008-08-01	1.61548786033077
2008-09-01	1.58445165947844
2008-10-01	1.55987282000321
2008-11-01	1.55125852375130
2008-12-01	1.58315597436728
2009-01-01	1.47781836067033
2009-02-01	1.40703956636554
2009-03-01	1.30006023564879
2009-04-01	1.25426030075403
2009-05-01	1.20345244278401
2009-06-01	1.20923845528134
2009-07-01	1.19232470554237
2009-08-01	1.18253825768340
2009-09-01	1.14247896035772
2009-10-01	1.13451535789106
2009-11-01	1.11815774533015
2009-12-01	1.15100916259596
2010-01-01	1.12073160756896
2010-02-01	1.15349858795850
2010-03-01	1.20055659469756
2010-04-01	1.20939300325838
2010-05-01	1.21144460258636
2010-06-01	1.23358589985182
2010-07-01	1.28643613262655
2010-08-01	1.29791568784479
2010-09-01	1.30434819982876
2010-10-01	1.30608521975636
2010-11-01	1.34149575099501
2010-12-01	1.26066788543183
2011-01-01	1.26868897293355
2011-02-01	1.30385620027825
2011-03-01	1.31546955489163
2011-04-01	1.34044233694173
2011-05-01	1.37588900976181
2011-06-01	1.36615983129429
2011-07-01	1.35677952401032
2011-08-01	1.36511380917450
2011-09-01	1.44102275233110
2011-10-01	1.49089604111607
2011-11-01	1.49194306099002
2011-12-01	1.54432551120462
2012-01-01	1.57761774247533
2012-02-01	1.58601474583713
2012-03-01	1.61675321046538
2012-04-01	1.60608403114879
2012-05-01	1.58663614288136
2012-06-01	1.55544851880045
2012-07-01	1.56997794759184
2012-08-01	1.55675497428995
2012-09-01	1.51386619408716
2012-10-01	1.49440488427095
2012-11-01	1.48164144687226
2012-12-01	1.52419467736347
2013-01-01	1.52532485095372
2013-02-01	1.53196101916498
2013-03-01	1.46447013072389
2013-04-01	1.46457229465477
2013-05-01	1.44230553603220
2013-06-01	1.48292145810949
2013-07-01	1.47076793731835
2013-08-01	1.43709400581823
2013-09-01	1.47421100063575
2013-10-01	1.48337098901533
2013-11-01	1.47973125785676
2013-12-01	1.44999652512336
2014-01-01	1.42377345813801
2014-02-01	1.39157076846256
2014-03-01	1.35312673448582
2014-04-01	1.34471594701120
2014-05-01	1.39133190464636
2014-06-01	1.36100620186577
2014-07-01	1.28070604465309
2014-08-01	1.31946512657208
2014-09-01	1.41704934043681
2014-10-01	1.43155023348282
2014-11-01	1.41527224899924
2014-12-01	1.43218613836518
2015-01-01	1.47258647369917
2015-02-01	1.50108828813547
2015-03-01	1.57177641278377
2015-04-01	1.58349438866389
2015-05-01	1.56986705620648
2015-06-01	1.59006826863973
2015-07-01	1.66932905263166
2015-08-01	1.65167022388049
2015-09-01	1.47247261286680
2015-10-01	1.46384878832075
2015-11-01	1.47202916762092
2015-12-01	1.51337575392593
2016-01-01	1.50402430422808
2016-02-01	1.49444182340309
2016-03-01	1.50571142366532
2016-04-01	1.51910253061477
2016-05-01	1.53361093399905
2016-06-01	1.56173090803830
2016-07-01	1.56825788146959
2016-08-01	1.59150398679607
2016-09-01	1.67657157301281
2016-10-01	1.67753493116321
2016-11-01	1.70536742180122
2016-12-01	1.70703214264877
2017-01-01	1.71021446382283
2017-02-01	1.72367629060253
2017-03-01	1.70298069274535
2017-04-01	1.70865868877103
2017-05-01	1.71677146094674
2017-06-01	1.69428712538312
2017-07-01	1.69106922803864
2017-08-01	1.71507930887757
2017-09-01	1.68124260273556
2017-10-01	1.66891416624243
2017-11-01	1.70477663960412
2017-12-01	1.70466389752934
2018-01-01	1.71247240659754
2018-02-01	1.69787298304006
2018-03-01	1.69681618157255
2018-04-01	1.71511432646669
2018-05-01	1.69836792925473
2018-06-01	1.73445725666974