Quarter	Percent, Seasonally Adjusted
2005-01-01	45.1586400123340
2005-04-01	44.9449496404572
2005-07-01	44.7124519834400
2005-10-01	44.3518020168462
2006-01-01	44.2887794603762
2006-04-01	44.1419818143511
2006-07-01	43.7064010182625
2006-10-01	43.6242572581129
2007-01-01	43.4413664164024
2007-04-01	43.2676524302638
2007-07-01	43.1246070222827
2007-10-01	42.9890197856372
2008-01-01	42.7131525324497
2008-04-01	42.3531089388867
2008-07-01	42.1721115831490
2008-10-01	41.8784652600574
2009-01-01	41.7601362337333
2009-04-01	41.5371385866581
2009-07-01	41.5872227830914
2009-10-01	41.5009931587571
2010-01-01	41.3515172572430
2010-04-01	41.3063198225548
2010-07-01	41.2219128603192
2010-10-01	41.1985627974074
2011-01-01	40.9661016629782
2011-04-01	40.8297928822754
2011-07-01	40.8347168165531
2011-10-01	40.3675658375413
2012-01-01	39.8741637941838
2012-04-01	39.1894658230483
2012-07-01	38.7448624867778
2012-10-01	38.3450623577526
2013-01-01	38.1030516324304
2013-04-01	37.7128619950329
2013-07-01	37.1279329226252
2013-10-01	36.8773535691471
2014-01-01	36.5115712248304
2014-04-01	36.4153777497465
2014-07-01	36.0359004587820
2014-10-01	35.6053454697129
2015-01-01	35.5690441278973
2015-04-01	35.2364076651855
2015-07-01	34.7497313505807
2015-10-01	34.4287918482345
2016-01-01	33.8191111715528
2016-04-01	33.5336362418730
2016-07-01	33.2208443988890
2016-10-01	33.0254391873545
2017-01-01	32.7567526720445
2017-04-01	32.2751994513698
2017-07-01	32.0527776761969
2017-10-01	31.6735119594521
2018-01-01	31.3729650807289
2018-04-01	31.1825546184060