Quarter	Percent, Seasonally Adjusted
1999-04-01	6.86693755018093
1999-07-01	6.59917726574626
1999-10-01	6.46214547891982
2000-01-01	6.29524395810044
2000-04-01	6.21821879407090
2000-07-01	5.86666145134292
2000-10-01	5.85573034116096
2001-01-01	5.71673822181476
2001-04-01	5.25033576956442
2001-07-01	5.60580014382503
2001-10-01	5.62572894648293
2002-01-01	5.62695313865970
2002-04-01	5.67954094517608
2002-07-01	5.70516521411796
2002-10-01	5.67243211632906
2003-01-01	5.60209462598856
2003-04-01	5.50528879578524
2003-07-01	5.55470699991444
2003-10-01	5.43345696998294
2004-01-01	5.13462894613197
2004-04-01	5.00233978973195
2004-07-01	5.09103418512794
2004-10-01	5.10212621142537
2005-01-01	5.01063536754168
2005-04-01	5.01633276825348
2005-07-01	5.08752163212056
2005-10-01	5.49164333368319
2006-01-01	5.56515094237900
2006-04-01	5.75778598496190
2006-07-01	5.81859299113654
2006-10-01	5.69029637964842
2007-01-01	5.77599955442970
2007-04-01	5.54460531787845
2007-07-01	5.53744213246433
2007-10-01	5.27243611830869
2008-01-01	5.44194283813981
2008-04-01	5.67397337361728
2008-07-01	6.29842159237984
2008-10-01	6.90477271932893
2009-01-01	7.75223630541317
2009-04-01	8.74278198769478
2009-07-01	8.86460593744732
2009-10-01	8.70978750251936
2010-01-01	9.02528857197403
2010-04-01	8.64608164797074
2010-07-01	8.25157104868276
2010-10-01	8.47388947551045
2011-01-01	8.31958878246616
2011-04-01	8.50494173743219
2011-07-01	8.90574884769062
2011-10-01	8.96162261726691
2012-01-01	8.67986474461025
2012-04-01	8.41307063400276
2012-07-01	8.16598463206555
2012-10-01	8.14630096651213
2013-01-01	8.22952427358008
2013-04-01	8.26530932086106
2013-07-01	7.91210351000376
2013-10-01	7.51180794612452
2014-01-01	6.97658811709585
2014-04-01	6.49310054932023
2014-07-01	6.19779018984463
2014-10-01	5.91317118719767
2015-01-01	5.62788308836140
2015-04-01	5.71291798292803
2015-07-01	5.48508798799365
2015-10-01	5.12152489632059
2016-01-01	5.06762539449177
2016-04-01	4.95558076621495
2016-07-01	4.95669900031534
2016-10-01	4.83617896936950
2017-01-01	4.71788798358826
2017-04-01	4.50550333612167
2017-07-01	4.33649974213751
2017-10-01	4.27344690272511
2018-01-01	4.18314263311225
2018-04-01	3.96749260560006