Quarter	Percent
2005-01-01	3.82837174711936
2005-04-01	4.26640403088825
2005-07-01	4.13711715591993
2005-10-01	3.33900622743081
2006-01-01	3.52177417866087
2006-04-01	3.72192618361756
2006-07-01	3.24982708804106
2006-10-01	2.48525743039452
2007-01-01	2.81978530204297
2007-04-01	2.84781698611495
2007-07-01	3.20646225367757
2007-10-01	3.06616919275134
2008-01-01	3.24693022687701
2008-04-01	3.60152469506696
2008-07-01	3.31455382278028
2008-10-01	3.23721958568962
2009-01-01	3.96729924722341
2009-04-01	4.62742690598024
2009-07-01	4.39432844435291
2009-10-01	3.72425620873180
2010-01-01	4.04117326544320
2010-04-01	3.81950789790592
2010-07-01	3.64686206356516
2010-10-01	3.28598873428582
2011-01-01	3.39282215619028
2011-04-01	3.34629596554020
2011-07-01	3.47228287242712
2011-10-01	3.08277694516649
2012-01-01	3.09443068067924
2012-04-01	3.06118309456975
2012-07-01	3.02886747945164
2012-10-01	2.83216135000472
2013-01-01	2.90995259506162
2013-04-01	2.89363015608594
2013-07-01	2.65032038518189
2013-10-01	2.68066226897020
2014-01-01	3.06543306576717
2014-04-01	3.04058906249763
2014-07-01	3.12367394619889
2014-10-01	2.87006202444021
2015-01-01	2.89915767362046
2015-04-01	3.08476120653145
2015-07-01	3.04953303838625
2015-10-01	2.75548689598884
2016-01-01	2.96775168645427
2016-04-01	3.26198838333557
2016-07-01	3.20512553358622
2016-10-01	2.89000703019040
2017-01-01	3.14711223836272
2017-04-01	3.35203701480871
2017-07-01	3.21064945946160
2017-10-01	3.06874980138814
2018-01-01	3.32770591028915
2018-04-01	3.44515550753934
2018-07-01	3.37694617367458