Quarter	Percent, Seasonally Adjusted
2002-01-01	12.44362781536800
2002-04-01	12.80691256667220
2002-07-01	10.85633216479630
2002-10-01	10.75140991170770
2003-01-01	11.76546925225370
2003-04-01	12.07282709208510
2003-07-01	11.39638069218590
2003-10-01	11.51980430091020
2004-01-01	12.16665208135640
2004-04-01	12.31911355951700
2004-07-01	11.18077486255220
2004-10-01	12.29471111228260
2005-01-01	12.18418017786240
2005-04-01	9.95532472101262
2005-07-01	9.39441554848373
2005-10-01	8.38303869664803
2006-01-01	8.62746822050887
2006-04-01	6.45647224822671
2006-07-01	5.57036607846876
2006-10-01	6.34836184767353
2007-01-01	5.95534363326806
2007-04-01	6.01291748871305
2007-07-01	5.36473415965012
2007-10-01	4.95771071157504
2008-01-01	5.97658726761050
2008-04-01	6.62833932926125
2008-07-01	6.98107445873370
2008-10-01	8.74025146600280
2009-01-01	10.95177367184050
2009-04-01	13.76850077377750
2009-07-01	15.63146211090990
2009-10-01	16.40836493054820
2010-01-01	15.58321901708860
2010-04-01	17.17343270463060
2010-07-01	16.29306389680140
2010-10-01	16.17403805091050
2011-01-01	14.88053757000140
2011-04-01	14.17085282780980
2011-07-01	13.18450802667910
2011-10-01	12.96338504767240
2012-01-01	14.89069769471090
2012-04-01	15.24540379828620
2012-07-01	13.35479139218500
2012-10-01	12.31681749400800
2013-01-01	11.28984339919920
2013-04-01	10.80617113273940
2013-07-01	11.64076467445940
2013-10-01	10.81243376354630
2014-01-01	9.90019545728952
2014-04-01	9.14385198963611
2014-07-01	10.18475063874310
2014-10-01	10.12847879274740
2015-01-01	9.40107454819036
2015-04-01	8.11257649166178
2015-07-01	8.35470994395986
2015-10-01	8.70049816718304
2016-01-01	9.37407037193552
2016-04-01	8.48037717719824
2016-07-01	7.90369013524160
2016-10-01	7.83103860773080
2017-01-01	8.05129907174132
2017-04-01	7.38185896702351
2017-07-01	7.97127091187304
2017-10-01	7.30593422063380
2018-01-01	7.29763991366334
2018-04-01	6.13204313095300