Quarter	Percent, Seasonally Adjusted
2002-01-01	13.53009057417990
2002-04-01	14.74920187161480
2002-07-01	11.31113743880940
2002-10-01	13.23168579509040
2003-01-01	11.61048043520090
2003-04-01	12.00468573124830
2003-07-01	12.50273762142430
2003-10-01	10.24624825798750
2004-01-01	12.12628280280660
2004-04-01	11.09620428669980
2004-07-01	11.44166227860070
2004-10-01	11.36416396704920
2005-01-01	10.70838971468510
2005-04-01	10.85024254772380
2005-07-01	9.77281658433402
2005-10-01	9.01962044805743
2006-01-01	8.28081693153052
2006-04-01	7.94294120234915
2006-07-01	6.58341416444499
2006-10-01	6.43734084788922
2007-01-01	7.89660535748592
2007-04-01	6.53307165044495
2007-07-01	6.04602995244452
2007-10-01	5.57160149004868
2008-01-01	7.24755780566142
2008-04-01	6.54306059069726
2008-07-01	7.97506034707374
2008-10-01	11.79513964217100
2009-01-01	17.18615036999610
2009-04-01	20.67330892314720
2009-07-01	22.29236830748990
2009-10-01	23.74296134105180
2010-01-01	26.44965041595730
2010-04-01	23.62856901658760
2010-07-01	21.22239034096790
2010-10-01	19.56251332615400
2011-01-01	19.90727792582890
2011-04-01	20.03172774638100
2011-07-01	17.30934325269610
2011-10-01	17.25292121950240
2012-01-01	17.39054560929930
2012-04-01	17.26125186662970
2012-07-01	14.27386047561220
2012-10-01	15.70442470251840
2013-01-01	14.37436819003310
2013-04-01	12.01894078932820
2013-07-01	12.12248531062740
2013-10-01	11.85555033005740
2014-01-01	13.52774039058580
2014-04-01	12.17564154590770
2014-07-01	11.17303220832800
2014-10-01	10.47070696666050
2015-01-01	10.77713265851350
2015-04-01	11.35625837752360
2015-07-01	11.20738382171810
2015-10-01	11.03952543114640
2016-01-01	10.90800239428040
2016-04-01	10.55156363635770
2016-07-01	11.32730418353650
2016-10-01	10.80991897640060
2017-01-01	10.47681277426680
2017-04-01	10.31370938072290
2017-07-01	9.21053238934490
2017-10-01	9.01725171331709
2018-01-01	8.88320552594019
2018-04-01	9.17120534694435