Month	Ratio
2005-01-01	49.7526158030238
2005-02-01	49.9985937799588
2005-03-01	48.8889504098434
2005-04-01	49.3660947609159
2005-05-01	49.9018253625144
2005-06-01	49.9776241040642
2005-07-01	51.5513454356709
2005-08-01	50.8914949109296
2005-09-01	52.1375718341375
2005-10-01	53.5080661021745
2005-11-01	53.5046464791876
2005-12-01	54.4954888168065
2006-01-01	54.0494279574066
2006-02-01	52.9944456803874
2006-03-01	52.3649035984659
2006-04-01	51.3298961355311
2006-05-01	51.5116341279639
2006-06-01	52.1574470113459
2006-07-01	51.4214282878415
2006-08-01	50.4825400125843
2006-09-01	49.6776792044401
2006-10-01	49.7765921881086
2006-11-01	49.5674215457629
2006-12-01	51.0691806531262
2007-01-01	47.3844537385359
2007-02-01	48.2745943629613
2007-03-01	47.9615243698085
2007-04-01	49.4852335256018
2007-05-01	48.8023577258737
2007-06-01	49.3065435374831
2007-07-01	48.7689458293209
2007-08-01	48.9216260177791
2007-09-01	48.5066969828188
2007-10-01	49.4471325193989
2007-11-01	48.9996098709596
2007-12-01	50.4216420709548
2008-01-01	48.4588708840998
2008-02-01	48.0010614977118
2008-03-01	46.4082467017668
2008-04-01	46.6475795884851
2008-05-01	46.9528458071846
2008-06-01	47.2679691602595
2008-07-01	47.0821516257969
2008-08-01	47.0473464442596
2008-09-01	46.9862528506292
2008-10-01	43.2699181652945
2008-11-01	41.1174432937185
2008-12-01	40.4452471832938
2009-01-01	39.8709912420037
2009-02-01	39.7510266631100
2009-03-01	41.6042951742950
2009-04-01	41.9770547942871
2009-05-01	42.3238950864360
2009-06-01	41.9270620219531
2009-07-01	41.7698742994305
2009-08-01	40.9513775337764
2009-09-01	40.4381704402137
2009-10-01	41.0250000527819
2009-11-01	43.4801279207228
2009-12-01	42.6984444597422
2010-01-01	41.4990971153813
2010-02-01	41.6078217671894
2010-03-01	42.3955793261538
2010-04-01	41.8983426418491
2010-05-01	42.3594398567533
2010-06-01	41.1795062049259
2010-07-01	41.0963558051496
2010-08-01	40.5462872351524
2010-09-01	42.0587620973855
2010-10-01	41.5632433939855
2010-11-01	42.1853554762135
2010-12-01	43.3429738327068
2011-01-01	42.0142817859811
2011-02-01	42.1098358365745
2011-03-01	44.0183139905696
2011-04-01	43.0638723117646
2011-05-01	42.8674346998769
2011-06-01	43.6196939537233
2011-07-01	43.2756744327566
2011-08-01	41.2868864162283
2011-09-01	40.9121291154569
2011-10-01	42.4458033910367
2011-11-01	42.1149242754552
2011-12-01	41.6773128011181
2012-01-01	39.0322968061099
2012-02-01	38.7730602946684
2012-03-01	39.3381793835538
2012-04-01	38.7663182556137
2012-05-01	37.8142350576496
2012-06-01	37.1792855965158
2012-07-01	37.1779422064322
2012-08-01	36.8370104037136
2012-09-01	36.9454520912921
2012-10-01	36.5104664669458
2012-11-01	37.3512359128507
2012-12-01	36.2700674040525
2013-01-01	34.9904372700178
2013-02-01	35.6070153707891
2013-03-01	34.9856731402599
2013-04-01	35.0129401398348
2013-05-01	34.3991069067374
2013-06-01	35.7395766072084
2013-07-01	35.8144170312810
2013-08-01	35.4269617151360
2013-09-01	34.9931921131778
2013-10-01	34.3268358634713
2013-11-01	35.2292351274513
2013-12-01	36.0201336128442
2014-01-01	35.9141131502448
2014-02-01	35.1189913803219
2014-03-01	36.7969502903292
2014-04-01	37.5845680824320
2014-05-01	36.4917042760020
2014-06-01	35.7304200832071
2014-07-01	35.2570304433268
2014-08-01	35.4479207834892
2014-09-01	35.1952150949474
2014-10-01	35.8777864873253
2014-11-01	34.8340258281977
2014-12-01	35.9661513402790
2015-01-01	33.9796815630307
2015-02-01	35.1813485096564
2015-03-01	35.4324364085840
2015-04-01	36.3094897731313
2015-05-01	35.8798840460990
2015-06-01	35.8073671107867
2015-07-01	35.1956191609760
2015-08-01	35.2343954378109
2015-09-01	34.8178306129302
2015-10-01	35.6280264341802
2015-11-01	34.9780776676598
2015-12-01	34.6312481646173
2016-01-01	32.2582609632776
2016-02-01	33.5705400687080
2016-03-01	34.4231156763417
2016-04-01	34.5524637307086
2016-05-01	33.6588250032445
2016-06-01	32.4063541423175
2016-07-01	32.3340087293151
2016-08-01	32.5536136136476
2016-09-01	31.4408582832937
2016-10-01	32.7268955207866
2016-11-01	31.7889496412329
2016-12-01	31.3850119465706
2017-01-01	30.9125427124131
2017-02-01	31.1800506721181
2017-03-01	31.1168116466361
2017-04-01	32.2828707823415
2017-05-01	32.9256136993919
2017-06-01	32.1927476603761
2017-07-01	31.7298240450601
2017-08-01	31.6375477676716
2017-09-01	32.2246636659621
2017-10-01	33.0032957762287
2017-11-01	32.6820537432832
2017-12-01	32.0222422888858
2018-01-01	32.3649054384288
2018-02-01	32.6543986183063
2018-03-01	32.7451389767072
2018-04-01	33.3465458388037
2018-05-01	32.8089232551958
2018-06-01	32.1357254762831
2018-07-01	31.8349863510973
2018-08-01	30.9026616343514