Quarter	Percent, Seasonally Adjusted
2005-01-01	64.0552995391705
2005-04-01	65.1086240947992
2005-07-01	63.5520110695499
2005-10-01	64.7562582345191
2006-01-01	61.3455915803649
2006-04-01	59.7330980620083
2006-07-01	60.0881098569547
2006-10-01	58.3604050481824
2007-01-01	62.5556370516083
2007-04-01	64.4462172093960
2007-07-01	66.7741317214666
2007-10-01	62.0488240862772
2008-01-01	62.7023833692750
2008-04-01	64.7296545735532
2008-07-01	62.7961700731529
2008-10-01	65.0472334682861
2009-01-01	65.3794037940379
2009-04-01	64.7018970189702
2009-07-01	63.7779282329045
2009-10-01	59.5125253893026
2010-01-01	62.2000000000000
2010-04-01	64.2666666666667
2010-07-01	62.2000000000000
2010-10-01	61.8000000000000
2011-01-01	63.4500991407799
2011-04-01	63.5883905013193
2011-07-01	64.8754914809961
2011-10-01	65.2542372881356
2012-01-01	63.9662994167207
2012-04-01	63.4889753566796
2012-07-01	66.4313222079589
2012-10-01	64.2675159235669
2013-01-01	64.0605296343001
2013-04-01	63.9272271016311
2013-07-01	65.0931677018634
2013-10-01	67.8593460826650
2014-01-01	68.8916105327618
2014-04-01	67.0739156994502
2014-07-01	68.5835351089588
2014-10-01	68.1298857486470
2015-01-01	67.5837320574163
2015-04-01	70.7911957168352
2015-07-01	70.6438275251034
2015-10-01	70.2290076335878
2016-01-01	71.7454757734968
2016-04-01	75.2032520325203
2016-07-01	74.8847926267281
2016-10-01	72.5658648339061
2017-01-01	72.0797720797721
2017-04-01	73.0834752981261
2017-07-01	73.0140845070422
2017-10-01	75.0279955207167
2018-01-01	76.1559888579387
2018-04-01	76.3464741810106