Quarter	Percent, Seasonally Adjusted
2005-01-01	21.2091036849533
2005-04-01	21.0486786639037
2005-07-01	20.8875869338189
2005-10-01	20.5595769667738
2006-01-01	20.0316870483852
2006-04-01	19.6873785013420
2006-07-01	19.5510840274265
2006-10-01	19.5860028074356
2007-01-01	19.4282847510910
2007-04-01	19.5065482050884
2007-07-01	19.3496950230182
2007-10-01	19.3070686296078
2008-01-01	19.5553476972693
2008-04-01	19.6019328416459
2008-07-01	19.4032039086935
2008-10-01	19.4253461356695
2009-01-01	19.2527150836921
2009-04-01	19.1710722265513
2009-07-01	18.9420184218007
2009-10-01	18.6564928543572
2010-01-01	18.7856075701928
2010-04-01	18.5783718733828
2010-07-01	18.7197931052216
2010-10-01	18.5709305410960
2011-01-01	18.1366101474162
2011-04-01	17.9678795368022
2011-07-01	17.6570739701647
2011-10-01	17.6511788696233
2012-01-01	17.7807146498344
2012-04-01	17.7998327920054
2012-07-01	17.8471622549210
2012-10-01	17.5547399079702
2013-01-01	17.5251148000983
2013-04-01	17.5283735707274
2013-07-01	17.4676594434295
2013-10-01	17.7475994957196
2014-01-01	17.6385273997516
2014-04-01	17.5366251567956
2014-07-01	17.4882747522649
2014-10-01	17.5335731876539
2015-01-01	17.3950002814122
2015-04-01	17.2826143016920
2015-07-01	17.6803237883686
2015-10-01	17.4815332835704
2016-01-01	17.4564535467165
2016-04-01	17.5434430523740
2016-07-01	17.2926312009761
2016-10-01	17.2226763536576
2017-01-01	17.5359132875616
2017-04-01	17.5824807932989
2017-07-01	17.3884897600193
2017-10-01	17.2980910969173
2018-01-01	17.2179618661314
2018-04-01	17.0721132666986