Quarter	Percent, Seasonally Adjusted
2005-01-01	31.0312927166317
2005-04-01	31.5966723579094
2005-07-01	31.6113718171290
2005-10-01	32.2167561503171
2006-01-01	32.5489993651244
2006-04-01	32.8431429500197
2006-07-01	33.2049535060664
2006-10-01	33.7590275896294
2007-01-01	33.9339603750438
2007-04-01	35.1018993544497
2007-07-01	34.7823754796433
2007-10-01	35.1986649738778
2008-01-01	35.1052686894027
2008-04-01	35.9682331000678
2008-07-01	36.2184284598326
2008-10-01	36.4346668665554
2009-01-01	36.7278635134328
2009-04-01	37.5696420485662
2009-07-01	37.2001101451562
2009-10-01	37.5106428794574
2010-01-01	37.9219429417898
2010-04-01	37.9906814212896
2010-07-01	38.3896507688847
2010-10-01	38.5807496161770
2011-01-01	39.1810070111516
2011-04-01	39.9547997938726
2011-07-01	40.3486273608164
2011-10-01	40.6840284866547
2012-01-01	41.1790464743290
2012-04-01	41.7334581215109
2012-07-01	42.3219897130788
2012-10-01	42.4533291617250
2013-01-01	42.7958696007999
2013-04-01	43.3574926015740
2013-07-01	44.0483631445058
2013-10-01	44.3855159303042
2014-01-01	44.7533666621351
2014-04-01	45.5443616307111
2014-07-01	45.9931640830516
2014-10-01	46.4506819712253
2015-01-01	46.7221012812058
2015-04-01	47.3829698049324
2015-07-01	47.5468237716616
2015-10-01	47.9173931714958
2016-01-01	48.5811953498051
2016-04-01	49.3388237905886
2016-07-01	49.5707241672788
2016-10-01	50.0138698552048
2017-01-01	50.6334904544823
2017-04-01	51.3194663111277
2017-07-01	51.3319907101055
2017-10-01	52.0004616189604
2018-01-01	52.4265881950735
2018-04-01	52.6449330630446