Quarter	Percent, Seasonally Adjusted
2004-01-01	27.8004061710106
2004-04-01	26.2724706895307
2004-07-01	25.3734942869631
2004-10-01	23.2993661965519
2005-01-01	19.3557673151085
2005-04-01	19.0349222004139
2005-07-01	23.3710253383142
2005-10-01	24.5665112718562
2006-01-01	19.4136697349544
2006-04-01	20.3932587754219
2006-07-01	21.1902865728672
2006-10-01	21.0449767033734
2007-01-01	21.0245458080274
2007-04-01	20.6622377018243
2007-07-01	19.9497027221890
2007-10-01	19.5309162453234
2008-01-01	18.8340515823597
2008-04-01	17.4296911940680
2008-07-01	17.2833336358586
2008-10-01	19.8676430355769
2009-01-01	19.2183144969815
2009-04-01	19.5337699046490
2009-07-01	18.1297275621101
2009-10-01	18.5000172327527
2010-01-01	16.8549189090531
2010-04-01	16.3391976863238
2010-07-01	15.4653385103638
2010-10-01	13.6703272456081
2011-01-01	13.7903794146813
2011-04-01	14.4953161312032
2011-07-01	14.2863089248794
2011-10-01	14.5829785340869
2012-01-01	13.8092736892030
2012-04-01	13.9635613836795
2012-07-01	13.9639317245038
2012-10-01	13.8815112753210
2013-01-01	14.2240861900840
2013-04-01	14.4000842915628
2013-07-01	14.3132917799434
2013-10-01	14.1694397050490
2014-01-01	14.1294938744785
2014-04-01	13.7867170962474
2014-07-01	14.0750277167193
2014-10-01	14.4398468208175
2015-01-01	14.8828591948626
2015-04-01	15.2168259803874
2015-07-01	15.6955533110035
2015-10-01	15.4545907873071
2016-01-01	15.6862516723199
2016-04-01	15.3756775252455
2016-07-01	15.0545423587226
2016-10-01	15.1336259461387
2017-01-01	14.2802468031755
2017-04-01	14.6497175410021
2017-07-01	14.3847461643160
2017-10-01	14.0820221972464
2018-01-01	14.0590908589368
2018-04-01	13.4067406710763