Quarter	Percent, Seasonally Adjusted
2001-01-01	11.4244113657981
2001-04-01	12.4800366753712
2001-07-01	13.2380748023203
2001-10-01	13.1094301814362
2002-01-01	14.2082313587764
2002-04-01	12.9665885036947
2002-07-01	13.8729770946607
2002-10-01	14.2614969528491
2003-01-01	13.5013092756432
2003-04-01	14.3935631291453
2003-07-01	14.4193238321151
2003-10-01	15.8320728183970
2004-01-01	18.0291898048097
2004-04-01	17.7672102850672
2004-07-01	17.7738090985591
2004-10-01	18.2390664680518
2005-01-01	17.2224473380316
2005-04-01	24.7197873767126
2005-07-01	23.7669334801740
2005-10-01	21.9977532981790
2006-01-01	21.3647238169985
2006-04-01	22.2844461037414
2006-07-01	20.5763510099396
2006-10-01	19.6927557883752
2007-01-01	19.7493068292001
2007-04-01	18.3136461935176
2007-07-01	18.4116669341073
2007-10-01	18.5480962863989
2008-01-01	18.0918914070404
2008-04-01	20.2549551081385
2008-07-01	19.5111929498321
2008-10-01	21.0169196326707
2009-01-01	23.6605390040634
2009-04-01	25.0462664410750
2009-07-01	27.8867671159837
2009-10-01	28.4729348168677
2010-01-01	27.9765739913883
2010-04-01	26.2183281653444
2010-07-01	25.0772705121175
2010-10-01	24.2985691731733
2011-01-01	23.3780672284862
2011-04-01	22.9578123598593
2011-07-01	22.9971046753632
2011-10-01	23.8317310524174
2012-01-01	24.2268176204938
2012-04-01	24.5217150480823
2012-07-01	25.7934172343409
2012-10-01	25.5112150591476
2013-01-01	25.7523848815223
2013-04-01	25.1384156120452
2013-07-01	23.8936132312084
2013-10-01	24.2686473833372
2014-01-01	24.1965566827859
2014-04-01	24.9207792443993
2014-07-01	23.6053183776880
2014-10-01	24.1986578134365
2015-01-01	21.6736356122810
2015-04-01	21.6670497044331
2015-07-01	21.6503961601436
2015-10-01	19.8718391745958
2016-01-01	21.9069915347520
2016-04-01	20.5041650785093
2016-07-01	20.1100277507815
2016-10-01	19.4722786895575
2017-01-01	19.7804093871265
2017-04-01	18.7542759039807
2017-07-01	18.8262143442388
2017-10-01	17.8075006925551
2018-01-01	17.5731174191648
2018-04-01	18.5639719981326