Quarter	Percent, Seasonally Adjusted
2004-01-01	25.9699806901242
2004-04-01	24.2876847622215
2004-07-01	22.6844155589794
2004-10-01	20.7278682486837
2005-01-01	20.8022261421556
2005-04-01	19.7033114454507
2005-07-01	19.7918009356317
2005-10-01	18.2247480399488
2006-01-01	18.0597993666870
2006-04-01	17.8191593927796
2006-07-01	18.9803097232321
2006-10-01	22.1631387000776
2007-01-01	18.8268104928717
2007-04-01	18.4010662966534
2007-07-01	18.5011078621673
2007-10-01	19.3439812250195
2008-01-01	16.8737696972095
2008-04-01	15.3733520580903
2008-07-01	15.8403791837505
2008-10-01	19.0828504415011
2009-01-01	17.8953434473773
2009-04-01	20.0307675699018
2009-07-01	18.7709051481644
2009-10-01	18.0591306726322
2010-01-01	17.8582726630246
2010-04-01	16.9570102276635
2010-07-01	16.6537690585753
2010-10-01	15.5825622209436
2011-01-01	14.5159289381074
2011-04-01	15.7084737026196
2011-07-01	15.9590091007514
2011-10-01	15.6844900661244
2012-01-01	15.9669284875732
2012-04-01	17.2551620717499
2012-07-01	16.2544108946456
2012-10-01	15.4807538131602
2013-01-01	15.4029362279643
2013-04-01	16.9169510807736
2013-07-01	16.9098823938884
2013-10-01	17.7712310568786
2014-01-01	18.2970063359856
2014-04-01	17.7076543699426
2014-07-01	17.8418899216218
2014-10-01	18.8130388130388
2015-01-01	19.1252220833059
2015-04-01	18.7386055805618
2015-07-01	20.1735590173361
2015-10-01	20.0714701301605
2016-01-01	21.2283886651032
2016-04-01	22.0033424925857
2016-07-01	22.7369493453999
2016-10-01	22.0265564016817
2017-01-01	22.3314040027259
2017-04-01	22.6971343535795
2017-07-01	23.8410909021346
2017-10-01	23.0537067612885
2018-01-01	23.6960471562315
2018-04-01	24.3533874593768