Quarter	Percent, Seasonally Adjusted
1998-04-01	3.92624384040693
1999-04-01	3.27091537410592
2000-04-01	3.10077519379845
2001-04-01	3.35891011587848
2002-04-01	3.21689059500960
2003-04-01	4.04372420119248
2004-04-01	4.58861961558915
2005-04-01	4.64731538577230
2006-04-01	4.47279549718574
2007-04-01	4.15463230393246
2008-04-01	3.59221208420145
2009-04-01	4.11714770797963
2010-01-01	4.85984837009591
2010-04-01	5.04902187752276
2010-07-01	5.18213880875316
2010-10-01	4.63353589955325
2011-01-01	4.62516370195876
2011-04-01	3.93284513020982
2011-07-01	4.95846011473712
2011-10-01	4.39691278104858
2012-01-01	4.31951882162336
2012-04-01	4.50385318570687
2012-07-01	4.46840400288733
2012-10-01	4.56878941025278
2013-01-01	5.10107771236912
2013-04-01	4.52822809793650
2013-07-01	4.44913738136839
2013-10-01	4.52109865958902
2014-01-01	5.23934644265139
2014-04-01	4.57076007922959
2014-07-01	4.65204183524570
2014-10-01	4.84125130876336
2015-01-01	4.40292842847776
2015-04-01	4.74773289540546
2015-07-01	4.85918961875399
2015-10-01	4.56393969261707
2016-01-01	5.49593564417351
2016-04-01	4.78949463113781
2016-07-01	4.71376877724150
2016-10-01	4.74566917568866
2017-01-01	5.43229896008792
2017-04-01	4.94192535913576
2017-07-01	5.08547861475666
2017-10-01	4.92093348658954
2018-01-01	5.39600661735217
2018-04-01	5.72529913220474