Quarter	Percent, Seasonally Adjusted
2005-01-01	18.8242208076415
2005-04-01	18.7918655470598
2005-07-01	18.7306943697998
2005-10-01	18.5715848905186
2006-01-01	18.1367853213009
2006-04-01	17.6576888249905
2006-07-01	17.6136157708026
2006-10-01	17.2988868872575
2007-01-01	16.6593321911817
2007-04-01	16.0058245938644
2007-07-01	15.5994662991974
2007-10-01	15.1821119988336
2008-01-01	14.9063596808842
2008-04-01	15.4332490697965
2008-07-01	15.5909052307770
2008-10-01	16.2524747634143
2009-01-01	17.5603400418100
2009-04-01	18.4837944810778
2009-07-01	19.3030545367654
2009-10-01	19.1048305712473
2010-01-01	19.5085255945428
2010-04-01	20.2969574209206
2010-07-01	20.2059798884309
2010-10-01	20.6085362617740
2011-01-01	20.7467926486554
2011-04-01	20.7822248810359
2011-07-01	20.9722290984874
2011-10-01	21.3144826170693
2012-01-01	21.9735309563569
2012-04-01	22.0402052321230
2012-07-01	22.4157171469567
2012-10-01	22.9920161034947
2013-01-01	22.9463104832453
2013-04-01	23.0361510100693
2013-07-01	22.7271354761137
2013-10-01	22.7866853618396
2014-01-01	22.5765537044359
2014-04-01	21.2979594063051
2014-07-01	21.0094290212013
2014-10-01	20.8086811521157
2015-01-01	20.1331946791098
2015-04-01	19.7519091551430
2015-07-01	19.3634271516759
2015-10-01	18.7312978812174
2016-01-01	18.4473894521801
2016-04-01	18.1381937321833
2016-07-01	17.8586702649850
2016-10-01	17.0053835225654
2017-01-01	16.5232553388727
2017-04-01	16.3579341570415
2017-07-01	15.8104984349128
2017-10-01	15.6545091179129
2018-01-01	15.1212064531910
2018-04-01	14.5937752551643