Quarter	Percent, Seasonally Adjusted
2005-01-01	55.8539671483287
2005-04-01	55.9441428208022
2005-07-01	56.0828672554075
2005-10-01	56.1378570474260
2006-01-01	56.2938119308403
2006-04-01	56.4164142940196
2006-07-01	56.5455663017578
2006-10-01	56.7114111417607
2007-01-01	56.7593712939827
2007-04-01	56.8025996247370
2007-07-01	56.7839855520144
2007-10-01	56.8925050205894
2008-01-01	56.9441973898033
2008-04-01	56.8918733239416
2008-07-01	56.6762978281662
2008-10-01	56.2961506118659
2009-01-01	55.6466231605636
2009-04-01	55.2121315239593
2009-07-01	55.0391839185479
2009-10-01	54.9263648280086
2010-01-01	54.8667322833587
2010-04-01	54.9880058202224
2010-07-01	54.9989870666548
2010-10-01	54.8739795125137
2011-01-01	55.0267668663511
2011-04-01	55.0766155448282
2011-07-01	55.0687495614638
2011-10-01	55.1403003823672
2012-01-01	55.0632014563963
2012-04-01	55.1841491958340
2012-07-01	55.1730530567288
2012-10-01	55.1353638731778
2013-01-01	55.0276474939231
2013-04-01	55.1475796096544
2013-07-01	55.1640339089028
2013-10-01	55.2121783569485
2014-01-01	55.2551459361032
2014-04-01	55.3243290846236
2014-07-01	55.3687887040116
2014-10-01	55.4837721655108
2015-01-01	55.5856898265142
2015-04-01	55.6270666797017
2015-07-01	55.7303627219875
2015-10-01	55.9042888443015
2016-01-01	56.0855503907078
2016-04-01	56.1229795981343
2016-07-01	56.2201135503823
2016-10-01	56.2897139895001
2017-01-01	56.4492968592016
2017-04-01	56.5723781694536
2017-07-01	56.7192517593688
2017-10-01	56.8201563914770
2018-01-01	57.0105685299292
2018-04-01	57.0873344792504