Quarter	Percent, Seasonally Adjusted
2005-01-01	57.9328505595787
2005-04-01	59.5128373930217
2005-07-01	58.7829022182037
2005-10-01	60.8695652173913
2006-01-01	56.5916424636780
2006-04-01	55.1781364240017
2006-07-01	55.5986529355855
2006-10-01	54.0456866331832
2007-01-01	58.0850718528054
2007-04-01	59.9765470279803
2007-07-01	62.2903753636694
2007-10-01	57.5833586095760
2008-01-01	58.0112314906707
2008-04-01	59.9530917653968
2008-07-01	57.2820873476853
2008-10-01	59.9190283400810
2009-01-01	58.9430894308943
2009-04-01	57.7235772357724
2009-07-01	54.1638456330400
2009-10-01	51.1848341232228
2010-01-01	50.4666666666667
2010-04-01	51.5333333333333
2010-07-01	52.8666666666667
2010-10-01	53.3333333333333
2011-01-01	52.4785194976867
2011-04-01	53.0343007915567
2011-07-01	55.8322411533421
2011-10-01	54.9543676662321
2012-01-01	54.0505508749190
2012-04-01	56.2905317769131
2012-07-01	58.1514762516046
2012-10-01	54.9681528662420
2013-01-01	54.6658259773014
2013-04-01	55.2070263488080
2013-07-01	56.8944099378882
2013-10-01	57.8038247995065
2014-01-01	57.8689528475199
2014-04-01	58.4605986560782
2014-07-01	60.4721549636804
2014-10-01	58.3283223090800
2015-01-01	60.8851674641148
2015-04-01	62.2843545508626
2015-07-01	63.3786178381571
2015-10-01	63.1238990017616
2016-01-01	64.6234676007005
2016-04-01	67.7119628339140
2016-07-01	68.5483870967742
2016-10-01	66.3802978235968
2017-01-01	65.0712250712251
2017-04-01	66.8938103350369
2017-07-01	67.6619718309859
2017-10-01	68.9809630459126
2018-01-01	69.5821727019499
2018-04-01	69.9611327040533