Quarter	Percent, Seasonally Adjusted
2000-01-01	31.3487134645034
2000-04-01	31.2264883560940
2000-07-01	30.9113918768766
2000-10-01	31.3294485314668
2001-01-01	31.1663260891562
2001-04-01	30.9528288753478
2001-07-01	30.9180398919945
2001-10-01	30.3316622994537
2002-01-01	29.9716663216484
2002-04-01	29.9510006567366
2002-07-01	30.6126381023881
2002-10-01	30.9654979379164
2003-01-01	30.9714994552938
2003-04-01	31.2741886517080
2003-07-01	31.0778134089565
2003-10-01	31.2329071471815
2004-01-01	31.6847401015022
2004-04-01	31.2380452793624
2004-07-01	31.2853647763164
2004-10-01	31.4157022823970
2005-01-01	31.5913721054576
2005-04-01	31.7495786170562
2005-07-01	31.2624498168698
2005-10-01	31.3339694304410
2006-01-01	31.8790789685454
2006-04-01	31.7252668388643
2006-07-01	31.6833917069062
2006-10-01	31.6806498873148
2007-01-01	31.1638807883930
2007-04-01	30.8586906188248
2007-07-01	30.5870782036408
2007-10-01	29.8449830495513
2008-01-01	29.3792655289400
2008-04-01	29.3478525315439
2008-07-01	29.4107480146909
2008-10-01	29.4524441022382
2009-01-01	29.5985386187128
2009-04-01	29.9866901039026
2009-07-01	30.5837891172921
2009-10-01	30.8701726321181
2010-01-01	31.1373654616585
2010-04-01	31.2281066460470
2010-07-01	31.5213956552796
2010-10-01	31.5568451463313
2011-01-01	31.3439196462288
2011-04-01	31.3335136790164
2011-07-01	31.3674270195307
2011-10-01	31.4413764551425
2012-01-01	31.6530333147227
2012-04-01	31.2763816700019
2012-07-01	31.5717538247772
2012-10-01	31.7172244849225
2013-01-01	31.6568713570305
2013-04-01	31.8507018679197
2013-07-01	31.5395121205312
2013-10-01	31.6415360059795
2014-01-01	37.1925333631484
2014-04-01	37.5100274080692
2014-07-01	37.1728074920470
2014-10-01	36.8538853110174
2015-01-01	38.1125796388480
2015-04-01	37.2596675430523
2015-07-01	37.7270083792824
2015-10-01	37.9091689564020
2016-01-01	37.7254160088011
2016-04-01	38.5060494820995
2016-07-01	37.2558639850480
2016-10-01	38.2657641037637
2017-01-01	38.5888053231365
2017-04-01	38.2844083603080
2017-07-01	38.5189347033842
2017-10-01	38.8365470506548
2018-01-01	38.7852673778696
2018-04-01	38.5765417426094