Quarter	Percent, Seasonally Adjusted
2005-01-01	47.9584908994266
2005-04-01	48.0043517470676
2005-07-01	48.0337443731502
2005-10-01	48.1954027316777
2006-01-01	48.4419612552651
2006-04-01	48.5160828537336
2006-07-01	48.6487385364184
2006-10-01	48.7544956230819
2007-01-01	48.7479000859058
2007-04-01	48.9665655425024
2007-07-01	49.1662292202354
2007-10-01	49.2502459893419
2008-01-01	49.3298115104485
2008-04-01	49.3736224401554
2008-07-01	49.6306445269901
2008-10-01	49.6294911208793
2009-01-01	49.7244481241520
2009-04-01	49.7918065624642
2009-07-01	49.7285390210819
2009-10-01	49.8673106881677
2010-01-01	49.8833729010667
2010-04-01	49.8387299503180
2010-07-01	49.8242484355255
2010-10-01	49.8706015806165
2011-01-01	49.9398794170742
2011-04-01	50.0592718579846
2011-07-01	50.1356795431397
2011-10-01	50.2296444274154
2012-01-01	50.4097390471459
2012-04-01	50.5229268367537
2012-07-01	50.5935510483616
2012-10-01	50.6217113616323
2013-01-01	50.6958565911678
2013-04-01	50.6755806229320
2013-07-01	50.6965240514734
2013-10-01	50.6990388044081
2014-01-01	50.7206976895222
2014-04-01	50.6912735476836
2014-07-01	50.7620556978616
2014-10-01	50.8232772564665
2015-01-01	50.6871023677826
2015-04-01	50.7757959290579
2015-07-01	50.7086811692747
2015-10-01	50.8010038974140
2016-01-01	51.0215023312147
2016-04-01	51.0985744271688
2016-07-01	51.1865722485693
2016-10-01	51.1625450739232
2017-01-01	51.1299384050419
2017-04-01	51.2094043550126
2017-07-01	51.2797926441798
2017-10-01	51.3827609411570
2018-01-01	51.2943782201904
2018-04-01	51.4153472982990