Quarter	Percent, Seasonally Adjusted
2005-01-01	80.4905254931490
2005-04-01	80.0727766546460
2005-07-01	80.2881094215147
2005-10-01	80.3800984884177
2006-01-01	80.6785185820691
2006-04-01	80.8078213963707
2006-07-01	80.7443813263639
2006-10-01	80.6665938762855
2007-01-01	80.4250853175857
2007-04-01	80.2443153246862
2007-07-01	80.1303988406183
2007-10-01	80.4926570246480
2008-01-01	80.3740199362747
2008-04-01	80.2944101729898
2008-07-01	80.2101664352726
2008-10-01	78.9840606036902
2009-01-01	79.1084201781400
2009-04-01	78.9068217916338
2009-07-01	78.9511185333180
2009-10-01	79.1214617130803
2010-01-01	78.8940406825947
2010-04-01	79.2122217468464
2010-07-01	78.7130387269119
2010-10-01	78.0628473421430
2011-01-01	78.2000068429564
2011-04-01	78.4197126334126
2011-07-01	78.6168533010786
2011-10-01	78.6714438267023
2012-01-01	78.7451825962354
2012-04-01	79.1021927895515
2012-07-01	79.0614417339309
2012-10-01	78.3049691045523
2013-01-01	78.2585540250216
2013-04-01	78.5186276134364
2013-07-01	78.4765814075298
2013-10-01	78.7051974669760
2014-01-01	78.5351968017760
2014-04-01	78.2218963884414
2014-07-01	78.2219807094170
2014-10-01	78.0553779986413
2015-01-01	78.0742947600902
2015-04-01	77.9542094384985
2015-07-01	77.9008271226052
2015-10-01	78.0178734408510
2016-01-01	77.6740626319605
2016-04-01	77.5809745534250
2016-07-01	77.7915582437493
2016-10-01	77.8328728089378
2017-01-01	77.8207461812531
2017-04-01	77.5992152922111
2017-07-01	77.4685292151155
2017-10-01	77.4381733360801
2018-01-01	77.5450932014284
2018-04-01	77.5042644393312