Quarter	Percent, Seasonally Adjusted
2005-01-01	49.2940771812992
2005-04-01	49.7687301727773
2005-07-01	50.4418543515173
2005-10-01	50.5764074540446
2006-01-01	51.4285460546459
2006-04-01	51.0281808481939
2006-07-01	51.9011402808894
2006-10-01	51.9302208802038
2007-01-01	52.0566860229329
2007-04-01	52.1932128153931
2007-07-01	51.9497587909269
2007-10-01	52.8874511752401
2008-01-01	52.8401452038436
2008-04-01	52.7448854371495
2008-07-01	52.0697691641255
2008-10-01	51.9102168108219
2009-01-01	52.7509488782702
2009-04-01	52.6161851483112
2009-07-01	54.7911257226593
2009-10-01	53.9336022465797
2010-01-01	53.3106064920718
2010-04-01	53.8789174431151
2010-07-01	53.4029433395169
2010-10-01	52.2626426874715
2011-01-01	53.0751657162948
2011-04-01	53.4892063926348
2011-07-01	53.8622727954136
2011-10-01	55.1218096499642
2012-01-01	54.6897292661930
2012-04-01	55.4798378464604
2012-07-01	55.6062872904921
2012-10-01	55.0320929273796
2013-01-01	54.9614803890400
2013-04-01	55.6172157193758
2013-07-01	55.7948590090617
2013-10-01	55.7809543452417
2014-01-01	55.0441887926772
2014-04-01	54.6057020275722
2014-07-01	54.3193185488572
2014-10-01	54.3534092796300
2015-01-01	54.8538778357415
2015-04-01	54.9775445594189
2015-07-01	55.0240744544202
2015-10-01	56.0686326723415
2016-01-01	55.8035837525835
2016-04-01	55.2554104573925
2016-07-01	55.6678947786946
2016-10-01	55.2164106327553
2017-01-01	55.5564697091543
2017-04-01	55.0863739609409
2017-07-01	54.9470703862271
2017-10-01	55.4445825680905
2018-01-01	55.5765592224569
2018-04-01	55.9550422972951