Quarter	Percent
2005-01-01	9.03570802684615
2005-04-01	9.30781319635024
2005-07-01	8.84932896306244
2005-10-01	7.50104084748115
2006-01-01	8.54947121034078
2006-04-01	9.11260126946402
2006-07-01	7.57038103274586
2006-10-01	5.44574615661909
2007-01-01	6.77099047555193
2007-04-01	6.28257466323329
2007-07-01	7.16673329779673
2007-10-01	6.58311915653688
2008-01-01	7.56839150253629
2008-04-01	8.12941793855564
2008-07-01	7.14241057121884
2008-10-01	6.83698519190493
2009-01-01	8.86446503649347
2009-04-01	9.25669199087438
2009-07-01	8.94542855830585
2009-10-01	7.40358050568070
2010-01-01	8.67527997189426
2010-04-01	8.38961538461538
2010-07-01	7.41617561931338
2010-10-01	6.46685631552526
2011-01-01	7.07826754666618
2011-04-01	6.97123987088590
2011-07-01	6.64699603159123
2011-10-01	6.11668493381671
2012-01-01	6.63933448834583
2012-04-01	6.17307413931234
2012-07-01	6.50524883880199
2012-10-01	5.56120119386394
2013-01-01	5.48233833453660
2013-04-01	5.35276891080968
2013-07-01	5.01318278910530
2013-10-01	4.54674556318340
2014-01-01	5.05846693010387
2014-04-01	5.33680695570250
2014-07-01	5.40814339770778
2014-10-01	4.84059532153654
2015-01-01	5.62855796364184
2015-04-01	5.92425865348416
2015-07-01	5.57087272651670
2015-10-01	4.46520525281520
2016-01-01	5.77971112613057
2016-04-01	5.92606811756984
2016-07-01	6.00924664111754
2016-10-01	5.31907405681313
2017-01-01	6.25111126159193
2017-04-01	6.21945022121475
2017-07-01	5.51943001344677
2017-10-01	5.68765267932319
2018-01-01	6.50555225614100
2018-04-01	6.57524260687099
2018-07-01	6.41195051865577