Quarter	Percent, Seasonally Adjusted
2005-01-01	38.0496039307411
2005-04-01	37.9446502503658
2005-07-01	37.8845933666878
2005-10-01	37.7609793670052
2006-01-01	37.5699612233900
2006-04-01	37.5180181574893
2006-07-01	37.4225978785345
2006-10-01	37.3768683084714
2007-01-01	37.4027261079873
2007-04-01	37.3403633344197
2007-07-01	37.2108116875960
2007-10-01	37.1246624193248
2008-01-01	36.9972458326829
2008-04-01	36.9236725973576
2008-07-01	36.8617039995428
2008-10-01	36.8409498752540
2009-01-01	36.7729388752399
2009-04-01	36.8471081543870
2009-07-01	36.8815915217841
2009-10-01	36.8496618558103
2010-01-01	36.7786243358522
2010-04-01	36.7356670551705
2010-07-01	36.7173631130057
2010-10-01	36.7336593139882
2011-01-01	36.7068256240600
2011-04-01	36.6884477962273
2011-07-01	36.6282948367421
2011-10-01	36.5199124322835
2012-01-01	36.3888730633824
2012-04-01	36.2734489090725
2012-07-01	36.1886559329504
2012-10-01	36.1111651969000
2013-01-01	36.1414474488707
2013-04-01	36.0877503134180
2013-07-01	36.0892335737714
2013-10-01	36.0999065745940
2014-01-01	35.9950256923107
2014-04-01	36.0164533900241
2014-07-01	35.9421571787924
2014-10-01	35.9076503646951
2015-01-01	35.9432616937321
2015-04-01	35.9010483188804
2015-07-01	35.8793962195955
2015-10-01	35.7758104466940
2016-01-01	35.6903256615799
2016-04-01	35.6158802199382
2016-07-01	35.5419729820140
2016-10-01	35.5195358582238
2017-01-01	35.4721269696726
2017-04-01	35.3570598566343
2017-07-01	35.3035616957261
2017-10-01	35.2547681440748
2018-01-01	35.2098305448666
2018-04-01	35.2015246628567