Quarter	Percent, Seasonally Adjusted
1999-04-01	2.13414115284467
2000-04-01	1.79531392636170
2001-04-01	1.68885456712609
2002-04-01	1.97973835618710
2003-04-01	2.79218647406435
2004-04-01	2.90378174487042
2005-04-01	2.97115802695782
2006-04-01	2.69407558733401
2007-04-01	2.46913580246914
2008-04-01	2.28462785188879
2009-04-01	2.80843757664950
2010-01-01	3.38769207121537
2010-04-01	3.30928210989160
2010-07-01	3.18307385683887
2010-10-01	2.97714627341221
2011-01-01	2.96884090719582
2011-04-01	2.79704962002922
2011-07-01	2.97440502081012
2011-10-01	3.10762648223728
2012-01-01	2.86540815735399
2012-04-01	2.90506377392205
2012-07-01	3.03546892198995
2012-10-01	3.30478078149049
2013-01-01	3.25431129133999
2013-04-01	3.24668735688252
2013-07-01	3.17784562073173
2013-10-01	3.14551664443255
2014-01-01	3.36820992596300
2014-04-01	3.37231513507803
2014-07-01	3.29958759577014
2014-10-01	3.07144434028473