Quarter	Percent, Seasonally Adjusted
2005-01-01	30.3730236785705
2005-04-01	30.2970193365864
2005-07-01	30.2558387328772
2005-10-01	30.1829028606233
2006-01-01	30.1182485539656
2006-04-01	30.0586965494700
2006-07-01	29.9850756799667
2006-10-01	29.9386190668501
2007-01-01	30.0637445034793
2007-04-01	30.0155123994323
2007-07-01	29.9021794789423
2007-10-01	29.8688670820181
2008-01-01	29.7456554271345
2008-04-01	29.7004271706074
2008-07-01	29.7148409922072
2008-10-01	29.7139916979512
2009-01-01	29.7231885381458
2009-04-01	29.9791965010694
2009-07-01	30.0361806944646
2009-10-01	30.1137851699087
2010-01-01	29.9436379483515
2010-04-01	29.9880993539925
2010-07-01	30.0699851726835
2010-10-01	30.1388921019060
2011-01-01	30.1435497862715
2011-04-01	30.1902724242370
2011-07-01	30.1864446077688
2011-10-01	30.1198482506325
2012-01-01	30.0265086824069
2012-04-01	29.9406023290602
2012-07-01	29.9024767819078
2012-10-01	29.8611434394952
2013-01-01	29.9576913382708
2013-04-01	29.9500618151824
2013-07-01	29.9832474365847
2013-10-01	30.0501658150045
2014-01-01	29.9885140473719
2014-04-01	30.0237172689978
2014-07-01	29.9921049679025
2014-10-01	29.9897790933776
2015-01-01	29.9983307083310
2015-04-01	30.0068817308886
2015-07-01	29.9476544686931
2015-10-01	29.8576704114325
2016-01-01	29.8204427061452
2016-04-01	29.7692443948075
2016-07-01	29.7524356506845
2016-10-01	29.7437418334834
2017-01-01	29.7158228387023
2017-04-01	29.5885278016541
2017-07-01	29.5360759657630
2017-10-01	29.4987901359113
2018-01-01	29.4659580893656
2018-04-01	29.4854769431804