Quarter	Percent
2005-01-01	7.71010531692326
2005-04-01	8.52538543216545
2005-07-01	8.16918756631377
2005-10-01	6.65909363865647
2006-01-01	6.81356588168976
2006-04-01	7.22758848714064
2006-07-01	6.28973918176217
2006-10-01	4.69856058295108
2007-01-01	5.22570487456237
2007-04-01	5.33252470317350
2007-07-01	6.06589066687517
2007-10-01	5.40460229902351
2008-01-01	5.66949997133729
2008-04-01	6.50319694315221
2008-07-01	5.83154431317435
2008-10-01	5.69468861322208
2009-01-01	7.33953801154422
2009-04-01	8.62165008024873
2009-07-01	8.19074904155088
2009-10-01	6.79545489421258
2010-01-01	7.06883898429473
2010-04-01	6.85976646124885
2010-07-01	6.42004239441022
2010-10-01	5.42356354990498
2011-01-01	5.68680030478870
2011-04-01	5.53840556146852
2011-07-01	5.74927233915223
2011-10-01	4.82782179165958
2012-01-01	4.98695675118274
2012-04-01	5.16667179745637
2012-07-01	5.12015418476000
2012-10-01	4.50069142077454
2013-01-01	4.60844414839985
2013-04-01	4.71603911730134
2013-07-01	4.50143207357603
2013-10-01	4.05037223948090
2014-01-01	4.79228340625675
2014-04-01	5.18555332409108
2014-07-01	5.28643044390828
2014-10-01	4.65321988823682
2015-01-01	4.84787116004260
2015-04-01	5.17635444704949
2015-07-01	5.25155977937591
2015-10-01	4.54947574216910
2016-01-01	5.06296319836457
2016-04-01	5.61573753008117
2016-07-01	5.65842091760683
2016-10-01	5.02682516359318
2017-01-01	5.45418159014574
2017-04-01	5.85437349048963
2017-07-01	5.49126743746622
2017-10-01	5.18267700916506
2018-01-01	5.76384438518921
2018-04-01	5.89456958346196
2018-07-01	5.89439238990127