Quarter	Percent, Seasonally Adjusted
1999-04-01	6.20415949845166
1999-07-01	6.03975367655307
1999-10-01	5.88948094946445
2000-01-01	5.85446439656591
2000-04-01	5.70978639429116
2000-07-01	5.40128895332774
2000-10-01	5.36792262961572
2001-01-01	5.14840174960500
2001-04-01	4.82572213281471
2001-07-01	5.03794813470398
2001-10-01	5.07954869370742
2002-01-01	5.07631577803152
2002-04-01	5.16919486178353
2002-07-01	5.16467987156312
2002-10-01	5.15927969426631
2003-01-01	5.04572694475128
2003-04-01	4.92510228006919
2003-07-01	5.02232189431140
2003-10-01	4.91904936531938
2004-01-01	4.70373455104377
2004-04-01	4.69297003458982
2004-07-01	4.67856054946786
2004-10-01	4.72713170255872
2005-01-01	4.65811852323711
2005-04-01	4.62843336393108
2005-07-01	4.63048272822153
2005-10-01	5.12345930450220
2006-01-01	5.18895050417139
2006-04-01	5.40476801583679
2006-07-01	5.46229496882538
2006-10-01	5.38818544498750
2007-01-01	5.49396771921359
2007-04-01	5.29167336927903
2007-07-01	5.27008019084536
2007-10-01	5.04224537413595
2008-01-01	5.12543238027950
2008-04-01	5.27403124750251
2008-07-01	5.82691009007423
2008-10-01	6.27812597086784
2009-01-01	7.01301641565880
2009-04-01	7.72738778703423
2009-07-01	7.75496099305449
2009-10-01	7.71657357498920
2010-01-01	7.95298479352614
2010-04-01	7.80290408153932
2010-07-01	7.65046876228828
2010-10-01	7.82351455210358
2011-01-01	7.73834476008593
2011-04-01	7.93795748915349
2011-07-01	8.21446463466792
2011-10-01	8.35519191238826
2012-01-01	8.17376081638236
2012-04-01	7.95427046194682
2012-07-01	7.76140757377012
2012-10-01	7.76474936543399
2013-01-01	7.78355994006209
2013-04-01	7.73287530189808
2013-07-01	7.53158597208327
2013-10-01	7.15429795895305
2014-01-01	6.69115389937240
2014-04-01	6.24651808380991
2014-07-01	5.94957598470441
2014-10-01	5.65984873205822
2015-01-01	5.45566154908399
2015-04-01	5.53127382936386
2015-07-01	5.31268638284176
2015-10-01	5.00367010050916
2016-01-01	4.99649811736044
2016-04-01	4.86765909139695
2016-07-01	4.80479132045719
2016-10-01	4.66806961489420
2017-01-01	4.52979848054300
2017-04-01	4.36695609904714
2017-07-01	4.26151614092955
2017-10-01	4.25084895680022
2018-01-01	4.15163308258794
2018-04-01	3.97040173438594