Quarter	Percent, Seasonally Adjusted
1999-01-01	7.21926317067669
1999-04-01	7.59580600172080
1999-07-01	7.61129493149697
1999-10-01	7.34817479557758
2000-01-01	6.81227266010865
2000-04-01	7.19981686781112
2000-07-01	6.78092056948609
2000-10-01	6.26672645175960
2001-01-01	6.05765152143228
2001-04-01	5.95704265316134
2001-07-01	6.04989617426414
2001-10-01	6.74479326797593
2002-01-01	6.53816951145512
2002-04-01	6.22038480473730
2002-07-01	6.25758609052361
2002-10-01	6.33550133060275
2003-01-01	6.60200934905289
2003-04-01	6.77989218998851
2003-07-01	6.85549534947211
2003-10-01	6.57170309578770
2004-01-01	6.42476575342967
2004-04-01	6.31068724469189
2004-07-01	6.22269320610392
2004-10-01	6.34185209570907
2005-01-01	6.36694441448236
2005-04-01	6.04416262155154
2005-07-01	6.64306104936589
2005-10-01	7.08072495849264
2006-01-01	6.41826728823290
2006-04-01	6.16069831864159
2006-07-01	5.85013346147645
2006-10-01	5.49473985549218
2007-01-01	5.23331433216808
2007-04-01	4.81199461332770
2007-07-01	4.67713193951772
2007-10-01	4.68807777085564
2008-01-01	4.66100914071567
2008-04-01	4.35057199736498
2008-07-01	4.31989697570379
2008-10-01	4.24448783486612
2009-01-01	4.91930114416858
2009-04-01	5.79852801043360
2009-07-01	6.47917545231705
2009-10-01	6.38705839989728
2010-01-01	6.69004609378783
2010-04-01	7.33144324862129
2010-07-01	7.34065719529399
2010-10-01	7.73234571844513
2011-01-01	8.02106576658270
2011-04-01	7.95483811869598
2011-07-01	8.18857433741582
2011-10-01	8.68942380342189
2012-01-01	8.06964140709145
2012-04-01	8.45343852052775
2012-07-01	9.48634368597862
2012-10-01	9.50551194633531
2013-01-01	10.51797762870320
2013-04-01	10.63562468860910
2013-07-01	9.75233550099265
2013-10-01	9.65510921654250
2014-01-01	10.19487252461180
2014-04-01	9.57446216644816
2014-07-01	9.60796294914654
2014-10-01	9.56842394857878
2015-01-01	9.19425649829687
2015-04-01	9.46057949940416
2015-07-01	8.88739554209765
2015-10-01	8.43460214279287
2016-01-01	8.35432378815458
2016-04-01	8.02840653199747
2016-07-01	7.66002231007939
2016-10-01	8.03554681751031
2017-01-01	7.31410161157156
2017-04-01	6.68250297021336
2017-07-01	6.60099795865549
2017-10-01	5.76488309961060
2018-01-01	5.49941173423126
2018-04-01	5.42425841500120