Quarter	Percent, Seasonally Adjusted
1999-01-01	7.97559446962296
1999-04-01	7.63081289754986
1999-07-01	7.67187693626180
1999-10-01	7.22970000465738
2000-01-01	7.23106464391523
2000-04-01	7.28723620052752
2000-07-01	6.96068821259852
2000-10-01	6.85842437692371
2001-01-01	6.53515963775419
2001-04-01	6.41430260193278
2001-07-01	6.21086638145040
2001-10-01	6.34614274885770
2002-01-01	6.06321974620400
2002-04-01	6.14752376099197
2002-07-01	6.23670011318788
2002-10-01	6.30072895181858
2003-01-01	6.44805248303360
2003-04-01	6.25066917378093
2003-07-01	6.09288472547855
2003-10-01	5.80559336980036
2004-01-01	5.99896554196784
2004-04-01	5.93681734657946
2004-07-01	6.15446111375933
2004-10-01	6.32698439476928
2005-01-01	6.58280956588079
2005-04-01	7.06577068725620
2005-07-01	7.15444092932167
2005-10-01	7.29467464301659
2006-01-01	7.22922110737963
2006-04-01	7.03855503585964
2006-07-01	7.24645885300358
2006-10-01	7.20829972319161
2007-01-01	7.05330882201949
2007-04-01	7.04456983627884
2007-07-01	7.05072702010310
2007-10-01	7.58354801246866
2008-01-01	7.17863898107685
2008-04-01	7.56016272491073
2008-07-01	7.80994330186838
2008-10-01	8.32060547996990
2009-01-01	9.33679875090174
2009-04-01	10.00240659214900
2009-07-01	11.04551127850090
2009-10-01	11.06587703347460
2010-01-01	11.73999681277390
2010-04-01	11.98559371040110
2010-07-01	11.53958694395730
2010-10-01	11.51952927273420
2011-01-01	11.34147674734450
2011-04-01	10.98168066753430
2011-07-01	11.18717640461990
2011-10-01	11.14771281123320
2012-01-01	11.35990179144150
2012-04-01	11.72059843923320
2012-07-01	11.33005036763380
2012-10-01	11.31360293553800
2013-01-01	11.40249872119800
2013-04-01	10.29068299484420
2013-07-01	10.16738995544450
2013-10-01	9.31539594779405
2014-01-01	7.48463940406872
2014-04-01	8.09851154718893
2014-07-01	7.47101758875992
2014-10-01	7.37563643378730
2015-01-01	7.22014004911206
2015-04-01	6.75816116364176
2015-07-01	6.42558551794113
2015-10-01	6.19976677162164
2016-01-01	5.67189886845330
2016-04-01	5.30721824397344
2016-07-01	5.05875820282332
2016-10-01	4.63074614518141
2017-01-01	4.20758736670146
2017-04-01	3.96823902971716
2017-07-01	3.72357307308283
2017-10-01	3.49700186935426
2018-01-01	3.40689875190693
2018-04-01	3.44940158871346