Quarter	Percent, Seasonally Adjusted
2001-01-01	10.8325430112454
2001-04-01	10.4778150747179
2001-07-01	10.6861960471295
2001-10-01	11.1955039036363
2002-01-01	11.4551488817348
2002-04-01	11.8673366937473
2002-07-01	11.9227762389360
2002-10-01	11.9274933119703
2003-01-01	11.9323623595138
2003-04-01	12.2169980455468
2003-07-01	13.1441181851859
2003-10-01	13.9197305267389
2004-01-01	14.4087646655224
2004-04-01	15.5252920744062
2004-07-01	17.0849424203398
2004-10-01	17.0476157263932
2005-01-01	17.4164455898881
2005-04-01	24.5063765455859
2005-07-01	22.5161691888740
2005-10-01	22.3330853233229
2006-01-01	23.1047455345144
2006-04-01	22.8891741971276
2006-07-01	21.6011434984324
2006-10-01	20.6006991675487
2007-01-01	19.6404985307639
2007-04-01	19.9086965679008
2007-07-01	19.3804177394532
2007-10-01	20.1539011108262
2008-01-01	20.0617494347033
2008-04-01	20.6617153481482
2008-07-01	20.8299002200799
2008-10-01	21.3217717050065
2009-01-01	22.1513632227178
2009-04-01	23.5298781751234
2009-07-01	24.6986591748159
2009-10-01	24.6303598437549
2010-01-01	24.8476888843229
2010-04-01	23.5182362979738
2010-07-01	23.5154620601402
2010-10-01	22.7212103385473
2011-01-01	22.7757254320689
2011-04-01	22.8810679188741
2011-07-01	21.6822765641970
2011-10-01	21.7772991259598
2012-01-01	21.6086906875262
2012-04-01	21.8387069675109
2012-07-01	22.3771450681981
2012-10-01	23.0602276459993
2013-01-01	22.5513614950339
2013-04-01	22.2317490356518
2013-07-01	22.8338703292492
2013-10-01	21.5758587170360
2014-01-01	21.8404799137674
2014-04-01	21.4348156432739
2014-07-01	21.2817351188513
2014-10-01	21.3415968993291
2015-01-01	21.0010861882794
2015-04-01	20.3983294950035
2015-07-01	18.6684392879381
2015-10-01	18.1430122653619
2016-01-01	17.8533284751307
2016-04-01	17.3100786688056
2016-07-01	16.7520276708763
2016-10-01	17.2433967097771
2017-01-01	17.3708610713983
2017-04-01	17.1722817720067
2017-07-01	17.2396764287557
2017-10-01	16.1884132026643
2018-01-01	15.6732418939154
2018-04-01	15.3029332241374