Quarter	Percent, Seasonally Adjusted
2003-01-01	50.3636969644003
2003-04-01	50.1675493254756
2003-07-01	50.0593603087983
2003-10-01	49.9680246385155
2004-01-01	50.1770389190532
2004-04-01	50.2191128300022
2004-07-01	50.4975646869939
2004-10-01	50.3886094110491
2005-01-01	50.3867950450172
2005-04-01	50.5557962431602
2005-07-01	50.5309523051638
2005-10-01	50.3486241411505
2006-01-01	50.4564698241081
2006-04-01	50.2515835316416
2006-07-01	50.6943048001421
2006-10-01	50.7235352491507
2007-01-01	50.7204400607910
2007-04-01	50.8318690639516
2007-07-01	50.9630129656619
2007-10-01	51.0635190855146
2008-01-01	50.9995768183335
2008-04-01	51.0611932996608
2008-07-01	51.1075081734738
2008-10-01	51.2238529519807
2009-01-01	51.2931518652060
2009-04-01	51.6425754970636
2009-07-01	51.5068178664920
2009-10-01	51.3487838552498
2010-01-01	51.5223759796380
2010-04-01	51.4671329874284
2010-07-01	51.5206032438679
2010-10-01	51.3306896253857
2011-01-01	51.2653316435641
2011-04-01	51.2739430987556
2011-07-01	51.3092127228725
2011-10-01	51.4620933089415
2012-01-01	51.3837900853286
2012-04-01	51.5808947020701
2012-07-01	51.4726033657774
2012-10-01	51.7149513377061
2013-01-01	51.5494001139229
2013-04-01	51.7006637362020
2013-07-01	51.7679001530908
2013-10-01	51.8925679226632
2014-01-01	51.6904210472295
2014-04-01	51.6781544296887
2014-07-01	51.5181868984726
2014-10-01	51.6907767671346
2015-01-01	51.5437205897131
2015-04-01	51.5702123245972
2015-07-01	51.7284691826374
2015-10-01	51.6898482584601
2016-01-01	51.6924032248992
2016-04-01	51.5352783671196
2016-07-01	51.6855436164761
2016-10-01	51.5498339764439
2017-01-01	51.2766923633826
2017-04-01	51.5282731604578
2017-07-01	51.2644851221019
2017-10-01	51.4752446731029
2018-01-01	51.5935428080470
2018-04-01	51.5783170977253