Quarter	Percent, Seasonally Adjusted
2000-01-01	70.6316283032062
2000-04-01	70.9064681551072
2000-07-01	70.7771148109866
2000-10-01	70.6783012003948
2001-01-01	70.7770517972475
2001-04-01	70.7829495669656
2001-07-01	70.6672346150496
2001-10-01	70.8216162653948
2002-01-01	70.8388819527110
2002-04-01	70.8579420607204
2002-07-01	70.5809902560906
2002-10-01	70.0949471424727
2003-01-01	69.8909082145793
2003-04-01	69.4971610205722
2003-07-01	69.4497754864100
2003-10-01	69.3435757733115
2004-01-01	69.1731183002200
2004-04-01	69.2748270200906
2004-07-01	69.3156903424710
2004-10-01	69.2002792172610
2005-01-01	68.9565826250298
2005-04-01	68.8117778354841
2005-07-01	69.1011905800464
2005-10-01	69.2474119132546
2006-01-01	69.0783343618312
2006-04-01	69.1395218871397
2006-07-01	69.5516997942453
2006-10-01	69.8826163852780
2007-01-01	70.3092177083368
2007-04-01	70.5435462722904
2007-07-01	70.8867748174287
2007-10-01	71.5631733972068
2008-01-01	71.9663514143801
2008-04-01	72.1031908612184
2008-07-01	72.0496455892894
2008-10-01	71.4716987645566
2009-01-01	71.0885376532061
2009-04-01	70.7800086999500
2009-07-01	69.9569232181984
2009-10-01	69.7487414088684
2010-01-01	69.4490913059986
2010-04-01	69.4118021088401
2010-07-01	69.0852082836215
2010-10-01	69.1296696744211
2011-01-01	68.9484913734934
2011-04-01	68.7988171246619
2011-07-01	69.1619729490065
2011-10-01	69.2306197817598
2012-01-01	69.3832967204904
2012-04-01	69.4191375164504
2012-07-01	69.1141595606039
2012-10-01	68.8241073567237
2013-01-01	68.6557956061518
2013-04-01	68.6122029242589
2013-07-01	68.7332534483322
2013-10-01	68.5706850699534
2014-01-01	62.5046773046670
2014-04-01	62.6959766715131
2014-07-01	62.4960782591772
2014-10-01	62.6848626178161
2015-01-01	62.2131385030792
2015-04-01	62.3612431447363
2015-07-01	62.2223923330485
2015-10-01	61.9461863491168
2016-01-01	61.8651088823971
2016-04-01	61.3293798145768
2016-07-01	61.6374870434641
2016-10-01	61.1631825405965
2017-01-01	61.0368057470367
2017-04-01	61.0516075245756
2017-07-01	61.0912801881757
2017-10-01	61.1243089299677
2018-01-01	61.3131365363034
2018-04-01	61.4767890679308