Quarter	Percent, Seasonally Adjusted
2005-01-01	66.5018998439702
2005-04-01	66.7740684668119
2005-07-01	67.0547264854441
2005-10-01	67.4097976545203
2006-01-01	67.9911058904276
2006-04-01	68.3498080416723
2006-07-01	68.6712302281012
2006-10-01	68.9972967369549
2007-01-01	69.0633338397535
2007-04-01	69.2419680032982
2007-07-01	69.5125363625617
2007-10-01	69.6141182460082
2008-01-01	69.5422914576521
2008-04-01	69.6195644690765
2008-07-01	69.7958674469274
2008-10-01	69.8730277587300
2009-01-01	69.9244632178424
2009-04-01	70.3401104459845
2009-07-01	70.3288245682246
2009-10-01	70.9352336893928
2010-01-01	70.7175246774282
2010-04-01	70.7128374838489
2010-07-01	70.9109540409864
2010-10-01	71.2125048244276
2011-01-01	71.4841204851940
2011-04-01	71.7680156944208
2011-07-01	72.1237107655525
2011-10-01	72.2128663044415
2012-01-01	71.5140772472127
2012-04-01	71.8043132045740
2012-07-01	71.9320367006955
2012-10-01	72.2054685524260
2013-01-01	72.4546504069826
2013-04-01	72.5112645664658
2013-07-01	72.6718156213208
2013-10-01	72.7318347160784
2014-01-01	72.7415489853257
2014-04-01	72.8741582636371
2014-07-01	73.0189210580799
2014-10-01	72.9739962715596
2015-01-01	73.0230039304539
2015-04-01	73.0650806092534
2015-07-01	72.9276538886105
2015-10-01	73.1977209965312
2016-01-01	73.3024372048434
2016-04-01	73.3229959335063
2016-07-01	73.9001751104931
2016-10-01	73.8836377534542
2017-01-01	73.7289834027726
2017-04-01	73.7618078445425
2017-07-01	74.0466309492212
2017-10-01	74.4484109309405
2018-01-01	73.9839372946959
2018-04-01	74.0094573145305