Quarter	Percent, Seasonally Adjusted
2002-01-01	20.480000000
2002-04-01	17.060000000
2002-07-01	14.110000000
2002-10-01	15.090000000
2003-01-01	13.670000000
2003-04-01	15.310000000
2003-07-01	16.670000000
2003-10-01	11.570000000
2004-01-01	14.810000000
2004-04-01	16.090000000
2004-07-01	20.710000000
2004-10-01	21.430000000
2005-01-01	19.390000000
2005-04-01	19.920000000
2005-07-01	13.420000000
2005-10-01	11.480000000
2006-01-01	15.970000000
2006-04-01	14.050000000
2006-07-01	17.400000000
2006-10-01	17.270000000
2007-01-01	20.810000000
2007-04-01	19.690000000
2007-07-01	21.730000000
2007-10-01	16.870000000
2008-01-01	15.060000000
2008-04-01	17.250000000
2008-07-01	11.980000000
2008-10-01	11.570000000
2009-01-01	17.080000000
2009-04-01	19.700000000
2009-07-01	17.890000000
2009-10-01	19.200000000
2010-01-01	22.110000000
2010-04-01	32.270000000
2010-07-01	35.950000000
2010-10-01	36.160000000
2011-01-01	28.510000000
2011-04-01	35.870000000
2011-07-01	37.830000000
2011-10-01	22.854070930
2012-01-01	20.910111480
2012-04-01	23.171889840
2012-07-01	22.476675150
2012-10-01	21.553228620
2013-01-01	28.087431690
2013-04-01	21.887550200
2013-07-01	21.048617550
2013-10-01	21.770000000
2014-01-01	10.459183670
2014-04-01	17.005076140
2014-07-01	15.288220550
2014-10-01	10.290000000
2015-01-01	2.926829268
2015-04-01	8.525149190
2015-07-01	2.601626016
2015-10-01	6.236080178
2016-01-01	5.976095618
2016-04-01	10.463659150
2016-07-01	12.139107610
2016-10-01	16.666666670
2017-01-01	10.582010580
2017-04-01	16.276041670
2017-07-01	16.072545340
2017-10-01	12.132582860
2018-01-01	13.486005090
2018-04-01	20.798898070