Quarter	Percent, Seasonally Adjusted
1999-07-01	38.9096224770796
1999-10-01	38.7143835277083
2000-01-01	38.8375604675788
2000-04-01	38.9862127656167
2000-07-01	38.6101186001488
2000-10-01	38.7531585539718
2001-01-01	39.0030052535524
2001-04-01	38.4231741546517
2001-07-01	38.3732021580635
2001-10-01	38.2336223610869
2002-01-01	37.9340306110237
2002-04-01	37.8144091461418
2002-07-01	37.8471814416212
2002-10-01	38.0419888561424
2003-01-01	38.3665616465293
2003-04-01	38.6058052532277
2003-07-01	38.4460952905905
2003-10-01	38.2033820832733
2004-01-01	37.5153340485343
2004-04-01	37.7640747625875
2004-07-01	37.8139668958023
2004-10-01	37.5822420904300
2005-01-01	37.6796414287692
2005-04-01	37.7222462835198
2005-07-01	37.8528947278254
2005-10-01	37.8606958581182
2006-01-01	37.7762418069217
2006-04-01	37.8171578979789
2006-07-01	37.8581739019383
2006-10-01	37.8015133610351
2007-01-01	37.7839814653258
2007-04-01	37.7881583567495
2007-07-01	37.9008281074158
2007-10-01	37.9149711694563
2008-01-01	38.0916960942282
2008-04-01	38.1574742638200
2008-07-01	38.3549311372241
2008-10-01	38.5007483300255
2009-01-01	38.9741934601545
2009-04-01	38.9661192476771
2009-07-01	38.9463345556678
2009-10-01	39.1319163054160
2010-01-01	38.9004855946272
2010-04-01	38.8786902080297
2010-07-01	38.8019969361210
2010-10-01	38.8948027476652
2011-01-01	38.7339329215957
2011-04-01	38.5585398067497
2011-07-01	38.7898794019254
2011-10-01	38.5374405301931
2012-01-01	38.4591891677920
2012-04-01	38.2606665066942
2012-07-01	38.3717307177220
2012-10-01	38.5354175080988
2013-01-01	38.7591261066518
2013-04-01	38.3768189545338
2013-07-01	38.1440418011510
2013-10-01	37.8663460638182
2014-01-01	37.3852923780823
2014-04-01	37.3511137898260
2014-07-01	37.2115215826747
2014-10-01	37.2232755410245
2015-01-01	37.1870996856470
2015-04-01	37.2439552334206
2015-07-01	37.1955159481168
2015-10-01	37.1811385199252
2016-01-01	37.1715995242633
2016-04-01	37.3068777913442
2016-07-01	37.0006667270938
2016-10-01	37.0104310503573
2017-01-01	36.8566732155424
2017-04-01	36.8246756488052
2017-07-01	36.8500827486921
2017-10-01	36.8176404092765
2018-01-01	36.7888090644181
2018-04-01	36.8770047553104
2018-07-01	36.9269729180083