Quarter	Percent, Seasonally Adjusted
2005-01-01	68.7429571766566
2005-04-01	68.8084463249706
2005-07-01	68.8753856308184
2005-10-01	69.2381392660820
2006-01-01	69.6448262629972
2006-04-01	70.0704934187682
2006-07-01	70.2797320706132
2006-10-01	70.5140535214161
2007-01-01	70.7432326944487
2007-04-01	71.0162106333156
2007-07-01	71.5133167318864
2007-10-01	71.7580764047958
2008-01-01	71.8886263700275
2008-04-01	72.0026718718436
2008-07-01	72.2633557549603
2008-10-01	72.1579325937276
2009-01-01	71.6270182702038
2009-04-01	71.4592308783258
2009-07-01	71.4147916446502
2009-10-01	71.3876451669640
2010-01-01	71.2564216266350
2010-04-01	71.4225339428430
2010-07-01	71.3495242428464
2010-10-01	71.3880902012898
2011-01-01	71.4668762751882
2011-04-01	71.4563870304619
2011-07-01	71.2662459590877
2011-10-01	71.3339873231446
2012-01-01	71.3623689751202
2012-04-01	71.2945786532634
2012-07-01	71.2413775464433
2012-10-01	71.2131517013906
2013-01-01	71.0963677506384
2013-04-01	71.0946302476020
2013-07-01	71.1049133081305
2013-10-01	71.2299566231313
2014-01-01	71.5379546317074
2014-04-01	71.5542100469184
2014-07-01	71.6711543339486
2014-10-01	71.9006119941772
2015-01-01	71.9795694144140
2015-04-01	72.1703775851843
2015-07-01	72.2852210425065
2015-10-01	72.4492002588349
2016-01-01	72.6021147692889
2016-04-01	72.7523999367130
2016-07-01	73.0348772997525
2016-10-01	73.2082598589866
2017-01-01	73.3207184076961
2017-04-01	73.7158530751336
2017-07-01	73.8925235045907
2017-10-01	74.0436869661194
2018-01-01	74.2952839414158
2018-04-01	74.6072583693598