Quarter	Percent, Seasonally Adjusted
2005-01-01	37.4325723510210
2005-04-01	42.4003559462707
2005-07-01	43.5200482278589
2005-10-01	43.1140909344621
2006-01-01	44.6198639070166
2006-04-01	44.7360576541054
2006-07-01	44.2582722299142
2006-10-01	45.7700945817446
2007-01-01	46.8709915021863
2007-04-01	46.7591274495151
2007-07-01	47.1647486723476
2007-10-01	46.3039717042856
2008-01-01	46.2556206313585
2008-04-01	47.5743148884079
2008-07-01	48.2824018949587
2008-10-01	47.4141846176100
2009-01-01	48.2830138366108
2009-04-01	48.0434832931578
2009-07-01	47.7025797440830
2009-10-01	47.2607220678396
2010-01-01	45.9018514391934
2010-04-01	44.9234491056728
2010-07-01	44.8883423375886
2010-10-01	46.1726304315927
2011-01-01	46.8271704059383
2011-04-01	47.3420206084066
2011-07-01	47.3431245649338
2011-10-01	47.4005220989379
2012-01-01	47.8834690391053
2012-04-01	48.0773406461961
2012-07-01	49.0767579869972
2012-10-01	49.1056910461210
2013-01-01	50.3791184989810
2013-04-01	50.8079150350472
2013-07-01	51.3506369989751
2013-10-01	52.3847839061357
2014-01-01	52.9411105947763
2014-04-01	53.3244767292412
2014-07-01	55.3307841012287
2014-10-01	55.4347025683433
2015-01-01	57.0142722517582
2015-04-01	58.4191989966692
2015-07-01	59.6103390354867
2015-10-01	60.1433498561892
2016-01-01	61.6884010946852
2016-04-01	62.2321160835236
2016-07-01	62.8918216144625
2016-10-01	64.4704962419153
2017-01-01	64.6008983154084
2017-04-01	65.4845342251100
2017-07-01	65.0499113763964
2017-10-01	65.6258635979632
2018-01-01	66.1148211335684
2018-04-01	65.6792136498959