Quarter	Percent, Seasonally Adjusted
2005-01-01	39.0206475735584
2005-04-01	38.8681279234166
2005-07-01	38.8820932838442
2005-10-01	38.9917562620764
2006-01-01	39.0131179352664
2006-04-01	39.5155142032006
2006-07-01	39.7723644516615
2006-10-01	39.9666155846457
2007-01-01	40.2127557205236
2007-04-01	40.2409862790703
2007-07-01	40.4373574629257
2007-10-01	40.4482258753123
2008-01-01	40.7893810239190
2008-04-01	40.5750845575436
2008-07-01	40.2097217616105
2008-10-01	39.4051478802686
2009-01-01	38.1066362152005
2009-04-01	37.0408828639421
2009-07-01	36.5477666567937
2009-10-01	35.9226944620035
2010-01-01	35.9320442210874
2010-04-01	36.1548464559427
2010-07-01	35.9613670546309
2010-10-01	35.9486416672752
2011-01-01	35.7662147708631
2011-04-01	35.5821668879032
2011-07-01	35.1746572695264
2011-10-01	35.0171635729220
2012-01-01	34.6504680690983
2012-04-01	34.5465406602052
2012-07-01	34.4509440009326
2012-10-01	34.2467091586396
2013-01-01	33.9884853033739
2013-04-01	34.0683741954157
2013-07-01	33.9568039937919
2013-10-01	33.8975468817907
2014-01-01	34.0168023336959
2014-04-01	34.0777405137137
2014-07-01	34.4280079523330
2014-10-01	34.4437066279246
2015-01-01	34.7554497937233
2015-04-01	34.5699861451160
2015-07-01	34.9452361544936
2015-10-01	35.2792505242221
2016-01-01	35.2956942229419
2016-04-01	35.5383989873926
2016-07-01	35.4415353115830
2016-10-01	35.8156162836437
2017-01-01	35.8276053149411
2017-04-01	36.2792983861024
2017-07-01	36.5333161350745
2017-10-01	36.7618256961870
2018-01-01	37.0973511836149
2018-04-01	37.3155126074652