Quarter	Percent, Seasonally Adjusted
1999-04-01	28.9947255056509
1999-07-01	28.6501060407303
1999-10-01	28.4154391876019
2000-01-01	28.2922345696957
2000-04-01	28.2266574056998
2000-07-01	28.3358922935276
2000-10-01	28.4665752426959
2001-01-01	28.3921508695157
2001-04-01	28.2789219457402
2001-07-01	28.0532409100121
2001-10-01	28.3058760184910
2002-01-01	28.5229344992214
2002-04-01	28.6992941877159
2002-07-01	28.9500752294978
2002-10-01	28.8708313233813
2003-01-01	28.9419207432004
2003-04-01	28.8609365657689
2003-07-01	28.9434367922117
2003-10-01	28.6373876145288
2004-01-01	28.3361818732876
2004-04-01	28.5193824396040
2004-07-01	28.2779724171686
2004-10-01	28.2193372613675
2005-01-01	28.1683297012071
2005-04-01	27.8146392249647
2005-07-01	27.4176977764807
2005-10-01	27.2964683394446
2006-01-01	26.8726710300489
2006-04-01	26.7034244469141
2006-07-01	26.4221694134488
2006-10-01	26.2575227625133
2007-01-01	23.2791218263103
2007-04-01	23.4950144896933
2007-07-01	23.7408475170765
2007-10-01	23.8953483672242
2008-01-01	24.1206455861656
2008-04-01	24.4876371129504
2008-07-01	24.8315332291468
2008-10-01	25.6694538761565
2009-01-01	26.7371029503797
2009-04-01	27.2144775537599
2009-07-01	28.2607735019784
2009-10-01	28.7418560608458
2010-01-01	29.2670961044283
2010-04-01	29.6468633405985
2010-07-01	29.9089500961790
2010-10-01	30.4501372772184
2011-01-01	30.5907228183443
2011-04-01	30.7631318684825
2011-07-01	31.1113843278241
2011-10-01	30.7337635184721
2012-01-01	31.0036294862277
2012-04-01	31.2047335785012
2012-07-01	31.2214751143135
2012-10-01	31.5407395269488
2013-01-01	31.3714619288141
2013-04-01	31.1031015740956
2013-07-01	31.0073276990095
2013-10-01	30.9182010604016
2014-01-01	31.0399365611164
2014-04-01	31.2939755013819
2014-07-01	31.2554777132911
2014-10-01	31.0643166703271
2015-01-01	30.9071064341559
2015-04-01	30.8688246325499
2015-07-01	30.8937726653768
2015-10-01	30.9923427143024
2016-01-01	30.9694151922561
2016-04-01	30.7228572358160
2016-07-01	30.8530915730838
2016-10-01	31.2352614059683
2017-01-01	31.4595319559622
2017-04-01	31.5487889622288
2017-07-01	31.4880200340432
2017-10-01	31.2691100612527
2018-01-01	31.2088678646250
2018-04-01	31.3606525746928