Quarter	Percent, Seasonally Adjusted
2000-01-01	54.7760007590210
2000-04-01	55.4236282081309
2000-07-01	55.7176014524892
2000-10-01	55.6500906573990
2001-01-01	55.7530134969017
2001-04-01	56.0110335208148
2001-07-01	55.8398072609451
2001-10-01	56.0780186296244
2002-01-01	55.9117775056182
2002-04-01	55.8590249134507
2002-07-01	55.7603284515213
2002-10-01	55.7025124753832
2003-01-01	55.7676178343610
2003-04-01	55.4800068905685
2003-07-01	55.2929435361708
2003-10-01	55.0436611069672
2004-01-01	55.0676510852180
2004-04-01	54.9583290926036
2004-07-01	55.3425044378754
2004-10-01	55.2603080136356
2005-01-01	55.4814215305569
2005-04-01	55.5698148457666
2005-07-01	55.5995917641783
2005-10-01	55.9578668271921
2006-01-01	56.1888318487913
2006-04-01	56.0749511356946
2006-07-01	56.4181131842798
2006-10-01	56.5929231609008
2007-01-01	56.6784419306233
2007-04-01	56.9371291746921
2007-07-01	57.1624576669367
2007-10-01	57.3749080133148
2008-01-01	57.6047508591568
2008-04-01	57.6318931650194
2008-07-01	57.4967347772112
2008-10-01	57.5161779107140
2009-01-01	56.5388730097569
2009-04-01	55.5409760034720
2009-07-01	55.0586742102724
2009-10-01	54.8558739240681
2010-01-01	54.8218817212492
2010-04-01	54.8644395679997
2010-07-01	55.0122754838304
2010-10-01	54.9962046210209
2011-01-01	55.0177091374124
2011-04-01	55.2641149358371
2011-07-01	55.2878107352583
2011-10-01	55.4098800074503
2012-01-01	55.3251056060251
2012-04-01	55.1773989221882
2012-07-01	55.2302884386475
2012-10-01	54.8753097330968
2013-01-01	54.5339495719530
2013-04-01	54.4712485108046
2013-07-01	54.1415893838834
2013-10-01	54.0341684747772
2014-01-01	53.9127681974952
2014-04-01	54.0014771867215
2014-07-01	53.8220395717668
2014-10-01	53.6149206473039
2015-01-01	53.5676639197950
2015-04-01	53.2921969680874
2015-07-01	53.4898605570839
2015-10-01	53.3100486552466
2016-01-01	53.4551400854266
2016-04-01	53.3566048981561
2016-07-01	53.5570930466583
2016-10-01	53.3935588483829
2017-01-01	53.4404726112106
2017-04-01	53.5818467725728
2017-07-01	53.6696844345506
2017-10-01	54.4858011891209
2018-01-01	54.6370465886948
2018-04-01	55.0922581055561