Quarter	Percent, Seasonally Adjusted
1999-04-01	6.92494649832323
1999-07-01	6.65635515629493
1999-10-01	6.53425492666999
2000-01-01	6.36490479195130
2000-04-01	6.27867476006985
2000-07-01	5.91645639980791
2000-10-01	5.90151329862634
2001-01-01	5.75557995226674
2001-04-01	5.28830357725067
2001-07-01	5.65068469317271
2001-10-01	5.68187607961105
2002-01-01	5.68057608650789
2002-04-01	5.70783006400262
2002-07-01	5.74846389513160
2002-10-01	5.72946109884001
2003-01-01	5.66461837057273
2003-04-01	5.55766286669605
2003-07-01	5.61892826254418
2003-10-01	5.47361708093315
2004-01-01	5.18148710976240
2004-04-01	5.03271622494463
2004-07-01	5.14374919375855
2004-10-01	5.13350031050526
2005-01-01	5.05356978561753
2005-04-01	5.08107234867577
2005-07-01	5.14443385713571
2005-10-01	5.54646039399597
2006-01-01	5.62504733824890
2006-04-01	5.82251625323515
2006-07-01	5.86520537404410
2006-10-01	5.77492127792044
2007-01-01	5.84877495832871
2007-04-01	5.59843355003112
2007-07-01	5.62241549086288
2007-10-01	5.36421166175956
2008-01-01	5.52491158664314
2008-04-01	5.75387130206770
2008-07-01	6.36555178438718
2008-10-01	7.01953335589315
2009-01-01	7.87062843978960
2009-04-01	8.86381898474818
2009-07-01	8.98250208916892
2009-10-01	8.84436340764617
2010-01-01	9.16164712614233
2010-04-01	8.79782232094370
2010-07-01	8.39542259174884
2010-10-01	8.62338126722390
2011-01-01	8.49138726094384
2011-04-01	8.69170686545750
2011-07-01	9.06513959714631
2011-10-01	9.12653878928371
2012-01-01	8.82057886334497
2012-04-01	8.60219169447760
2012-07-01	8.33792567034994
2012-10-01	8.30125953474991
2013-01-01	8.43636342427672
2013-04-01	8.44924619400122
2013-07-01	8.10193625099788
2013-10-01	7.68675290177078
2014-01-01	7.12131049771421
2014-04-01	6.61004918809869
2014-07-01	6.32403986291398
2014-10-01	6.04589395021901
2015-01-01	5.76551515326450
2015-04-01	5.84135427712338
2015-07-01	5.60967488176731
2015-10-01	5.25285251469580
2016-01-01	5.21086572288231
2016-04-01	5.09566113362183
2016-07-01	5.09893719307042
2016-10-01	4.96889899983487
2017-01-01	4.83769569752029
2017-04-01	4.60964970662420
2017-07-01	4.43916157569424
2017-10-01	4.34168595884650
2018-01-01	4.24965686892471
2018-04-01	4.06017990967391