Quarter	Percent
2005-01-01	8.15102895355047
2005-04-01	8.92637463216841
2005-07-01	8.77454513145035
2005-10-01	7.17750902846796
2006-01-01	8.15834767641996
2006-04-01	9.17480716142566
2006-07-01	8.15547409917698
2006-10-01	6.18928044662774
2007-01-01	6.93380245569358
2007-04-01	7.11364764568426
2007-07-01	7.95747252730690
2007-10-01	7.46090519233203
2008-01-01	7.77154168641107
2008-04-01	8.63608505977279
2008-07-01	8.02984588258912
2008-10-01	7.71829726627818
2009-01-01	9.46970456113629
2009-04-01	11.06412553681060
2009-07-01	10.56034297472110
2009-10-01	8.90164560719312
2010-01-01	9.30966529101213
2010-04-01	8.79277429949708
2010-07-01	8.23446498328702
2010-10-01	7.38735207899252
2011-01-01	7.59258623376555
2011-04-01	7.41715966214137
2011-07-01	7.69535118932204
2011-10-01	6.83408519599628
2012-01-01	6.82718433462768
2012-04-01	6.86059373625030
2012-07-01	6.74633053170295
2012-10-01	6.31351256120475
2013-01-01	6.47647616198128
2013-04-01	6.45714854391096
2013-07-01	5.92213771672483
2013-10-01	5.89847651665204
2014-01-01	6.72955424193519
2014-04-01	6.65259134217897
2014-07-01	6.87775751539869
2014-10-01	6.23220397304303
2015-01-01	6.35967554824485
2015-04-01	6.75314284294422
2015-07-01	6.70085937577126
2015-10-01	6.04597967168075
2016-01-01	6.59543791461633
2016-04-01	7.19940575948628
2016-07-01	7.07790587635006
2016-10-01	6.31843986405030
2017-01-01	6.93454746029497
2017-04-01	7.35783713878783
2017-07-01	7.08085945805163
2017-10-01	6.66485769352276
2018-01-01	7.27616776764687
2018-04-01	7.52382485744594
2018-07-01	7.49104423751509