Quarter	Percent, Seasonally Adjusted
2005-01-01	59.0186860412296
2005-04-01	59.2967832417634
2005-07-01	59.5888855875591
2005-10-01	60.3568987454029
2006-01-01	60.7807721625919
2006-04-01	61.0722577962674
2006-07-01	61.3149608612535
2006-10-01	60.7892159913160
2007-01-01	61.7094395964030
2007-04-01	62.5005718930154
2007-07-01	62.6371274501908
2007-10-01	61.2456523255001
2008-01-01	61.2272335378181
2008-04-01	61.6172935995550
2008-07-01	62.5376929646249
2008-10-01	61.7427627915273
2009-01-01	60.8181797769508
2009-04-01	60.4202296049266
2009-07-01	60.7956537526138
2009-10-01	59.6410360729319
2010-01-01	58.7386315395126
2010-04-01	58.1445888210177
2010-07-01	58.6004348915597
2010-10-01	58.6770012010337
2011-01-01	59.4222516183464
2011-04-01	60.4294235209699
2011-07-01	60.5028720148006
2011-10-01	60.6135875802829
2012-01-01	61.1562933069252
2012-04-01	62.0029793028705
2012-07-01	62.4626470355752
2012-10-01	61.6182092694915
2013-01-01	62.1070254776867
2013-04-01	63.1306987253377
2013-07-01	62.9616375923249
2013-10-01	63.0992796001514
2014-01-01	63.7540726601600
2014-04-01	64.6497215871240
2014-07-01	65.8395041738671
2014-10-01	65.2485357807651
2015-01-01	65.3026650672153
2015-04-01	66.4547914018402
2015-07-01	67.0321638941410
2015-10-01	67.1151144701211
2016-01-01	68.0987339113175
2016-04-01	68.8130599033512
2016-07-01	69.1649573565603
2016-10-01	69.2979097986292
2017-01-01	69.1128385771056
2017-04-01	70.6443003893419
2017-07-01	70.5066243424693
2017-10-01	70.5952370218326
2018-01-01	70.2846181357392
2018-04-01	70.7263080487366