Quarter	Percent, Seasonally Adjusted
2006-01-01	28.2862669342908
2006-04-01	28.7770130222178
2006-07-01	29.3833347817918
2006-10-01	28.3486092720933
2007-01-01	28.2611166336817
2007-04-01	28.7365326285817
2007-07-01	27.7807264808109
2007-10-01	27.8213379849406
2008-01-01	27.7169663277891
2008-04-01	29.1340676085032
2008-07-01	29.5193520558543
2008-10-01	28.5653105029636
2009-01-01	29.3723271622925
2009-04-01	29.0849205028511
2009-07-01	29.8339273931154
2009-10-01	31.2992744040048
2010-01-01	31.6004228786707
2010-04-01	31.1563572889736
2010-07-01	30.8448772480005
2010-10-01	30.9232694513728
2011-01-01	32.5336074763493
2011-04-01	32.4189526487963
2011-07-01	33.2428888146775
2011-10-01	32.9024337355404
2012-01-01	32.5874012480455
2012-04-01	32.7690544215460
2012-07-01	33.1137332121470
2012-10-01	34.1488465619355
2013-01-01	33.1061139507199
2013-04-01	32.9473064449631
2013-07-01	32.9410599534219
2013-10-01	33.0118964921280
2014-01-01	32.5052454053214
2014-04-01	33.5838630043240
2014-07-01	33.4897068469934
2014-10-01	33.9135665100616
2015-01-01	33.7194767502041
2015-04-01	34.3829411529273
2015-07-01	33.9306820221551
2015-10-01	34.3545272490098
2016-01-01	35.9141081026514
2016-04-01	35.7809031845301
2016-07-01	35.1811273568400
2016-10-01	35.7444472331646
2017-01-01	36.4735755924468
2017-04-01	35.6523235487581
2017-07-01	37.2203695514840
2017-10-01	37.8883614955994
2018-01-01	37.4692597610519
2018-04-01	37.4674877772519