Quarter	Percent
2005-01-01	5.95390252911738
2005-04-01	6.15065698196360
2005-07-01	6.17510557480706
2005-10-01	6.16866981415848
2006-01-01	5.66461962894884
2006-04-01	6.05231248917374
2006-07-01	5.91118852781256
2006-10-01	6.22272963281219
2007-01-01	5.72947323070202
2007-04-01	5.97310174662404
2007-07-01	6.35268877158320
2007-10-01	6.20025148847850
2008-01-01	5.79630757366644
2008-04-01	5.99271291938667
2008-07-01	6.21513992557118
2008-10-01	6.36615202696525
2009-01-01	6.11960590652473
2009-04-01	6.40763297775733
2009-07-01	6.42556476221490
2009-10-01	6.57208390928562
2010-01-01	7.99484908674551
2010-04-01	7.32849540976534
2010-07-01	7.31315951158116
2010-10-01	7.40103115355430
2011-01-01	7.16446272543042
2011-04-01	6.95863386602290
2011-07-01	6.99740162016625
2011-10-01	7.28032927273751
2012-01-01	7.53605930248136
2012-04-01	7.86941240734159
2012-07-01	7.26328854355914
2012-10-01	7.29344187732382
2013-01-01	7.58455786436139
2013-04-01	7.58758343823971
2013-07-01	7.76425034689597
2013-10-01	7.74685396190807
2014-01-01	7.97963226421646
2014-04-01	8.25746442264910
2014-07-01	8.83317612564930
2014-10-01	8.07124962049416
2015-01-01	8.34360543236754
2015-04-01	8.30874539633170
2015-07-01	8.21716088776657
2015-10-01	8.01753137197537
2016-01-01	8.35172898051096
2016-04-01	8.56642398554161
2016-07-01	8.54710713337444
2016-10-01	8.82806633999343
2017-01-01	9.09308512439912
2017-04-01	8.57161633745834
2017-07-01	8.61363298537153
2017-10-01	8.64562516732155
2018-01-01	8.97932145091666
2018-04-01	8.70434400690366
2018-07-01	8.98961927395341