Quarter	Percent, Seasonally Adjusted
1998-01-01	3.88639760837070
1998-04-01	3.78188214599824
1998-07-01	3.40438129070456
1998-10-01	3.18920576510273
1999-01-01	3.18278266141255
1999-04-01	4.52637889688249
1999-07-01	4.16038589086524
1999-10-01	3.69230769230769
2000-01-01	4.01317759808326
2000-04-01	3.75446960667461
2000-07-01	3.07783367860314
2000-10-01	3.52870813397129
2001-01-01	3.43796711509716
2001-04-01	2.42951409718056
2001-07-01	3.50983358547655
2001-10-01	3.33133253301320
2002-01-01	3.68313358667056
2002-04-01	3.23992994746060
2002-07-01	3.79300205821817
2002-10-01	3.91621129326047
2003-01-01	3.45846881466154
2003-04-01	4.92977930639152
2003-07-01	4.72530600626245
2003-10-01	5.82220959954558
2004-01-01	4.96060694484972
2004-04-01	6.29226698029991
2004-07-01	5.91928251121076
2004-10-01	6.33206886489641
2005-01-01	6.32468668026814
2005-04-01	6.20087336244542
2005-07-01	7.31778425655977
2005-10-01	7.58143557221101
2006-01-01	7.34024179620034
2006-04-01	6.83247570040023
2006-07-01	7.15279710548288
2006-10-01	7.64313507504169
2007-01-01	6.77685950413223
2007-04-01	7.59002770083102
2007-07-01	7.25982532751092
2007-10-01	6.83968640173020
2008-01-01	7.55229557185547
2008-04-01	8.01290669534821
2008-07-01	6.79559495030889
2008-10-01	6.74946004319654
2009-01-01	7.18884120171674
2009-04-01	8.16599732262383
2009-07-01	9.04000000000000
2009-10-01	8.51575013347571
2010-01-01	9.54157782515991
2010-04-01	9.95487125033183
2010-07-01	10.18888002128230
2010-10-01	10.01321003963010
2011-01-01	11.03896103896100
2011-04-01	12.53951527924130
2011-07-01	11.76935229067930
2011-10-01	12.35864297253640
2012-01-01	12.85258116019160
2012-04-01	14.21400264200790
2012-07-01	14.05708188850360
2012-10-01	16.89618644067800
2013-01-01	15.39466806063770
2013-04-01	15.59909570459680
2013-07-01	13.84266263237520
2013-10-01	13.85842472582250
2014-01-01	15.96059113300490
2014-04-01	15.14778325123150
2014-07-01	13.76123876123880
2014-10-01	15.82982933465250
2015-01-01	15.13513513513510
2015-04-01	13.50373764166870
2015-07-01	13.50364963503650
2015-10-01	13.67664670658680
2016-01-01	14.56357889618280
2016-04-01	12.93382693197590
2016-07-01	11.24341653308910
2016-10-01	11.85889997679280
2017-01-01	11.27372513148870
2017-04-01	8.99591094956838
2017-07-01	8.02400533451878
2017-10-01	7.69733972961186
2018-01-01	7.63749721665553
2018-04-01	6.89884649511979