Quarter	Percent, Seasonally Adjusted
2000-01-01	36.7341023241298
2000-04-01	37.8523222984330
2000-07-01	38.7558730374295
2000-10-01	39.4113408014018
2001-01-01	39.4448462886812
2001-04-01	39.2514079042690
2001-07-01	39.3377076594611
2001-10-01	40.2709034488641
2002-01-01	41.0157710063148
2002-04-01	41.9594142764805
2002-07-01	43.2886978646816
2002-10-01	43.0903721207825
2003-01-01	44.3231075992303
2003-04-01	44.4795029296404
2003-07-01	44.3184405453757
2003-10-01	44.1676343983055
2004-01-01	44.9295672465089
2004-04-01	44.5490103360675
2004-07-01	45.5154909797121
2004-10-01	45.9422345872109
2005-01-01	45.8808208407402
2005-04-01	46.1859131962023
2005-07-01	46.2533644887427
2005-10-01	46.2118570919634
2006-01-01	46.2336117349892
2006-04-01	47.3067931040490
2006-07-01	48.1858969595265
2006-10-01	48.9264204650971
2007-01-01	49.7437279622753
2007-04-01	50.9319445697951
2007-07-01	51.3892837995713
2007-10-01	51.3853192623570
2008-01-01	51.8357183237307
2008-04-01	52.6630815146822
2008-07-01	53.4564461564206
2008-10-01	54.0000037069993
2009-01-01	55.0727803218077
2009-04-01	54.7529618991344
2009-07-01	55.4086695242226
2009-10-01	55.1014220019780
2010-01-01	53.0612517067550
2010-04-01	53.5517510391793
2010-07-01	53.8053631942553
2010-10-01	54.3180772242154
2011-01-01	54.0986345991367
2011-04-01	54.6956279225866
2011-07-01	55.5409855502810
2011-10-01	56.4123775817989
2012-01-01	56.7682727715426
2012-04-01	57.4853633564724
2012-07-01	57.9156262519970
2012-10-01	58.2854658229362
2013-01-01	58.4663997868392
2013-04-01	58.9178107820660
2013-07-01	59.5456277950576
2013-10-01	59.8262057210070
2014-01-01	59.1093702995336
2014-04-01	59.6422645098870
2014-07-01	60.1801655796234
2014-10-01	60.4953570721427
2015-01-01	61.2054687021667
2015-04-01	61.7054472653745
2015-07-01	61.8366740075098
2015-10-01	62.1162644799103
2016-01-01	62.8036749777764
2016-04-01	63.2384988965179
2016-07-01	63.7269698042992
2016-10-01	64.1414495974934
2017-01-01	64.6827276807696
2017-04-01	65.5243743939449
2017-07-01	66.0196484873010
2017-10-01	66.4524463777071
2018-01-01	66.5265769005158
2018-04-01	67.3419587299961