Quarter	Percent, Seasonally Adjusted
1999-01-01	6.47073789335414
1999-04-01	5.05730807716923
1999-07-01	5.31450239207672
1999-10-01	4.97155212178983
2000-01-01	5.65183635446958
2000-04-01	5.35103467798877
2000-07-01	4.65746872295254
2000-10-01	5.50842031299361
2001-01-01	5.90343266279891
2001-04-01	4.73950692419691
2001-07-01	5.68903567683964
2001-10-01	5.99402527380278
2002-01-01	6.67108482611909
2002-04-01	5.51212642028497
2002-07-01	5.29621198148150
2002-10-01	5.74154202829750
2003-01-01	6.78100990104099
2003-04-01	6.66790644654120
2003-07-01	5.97589085875030
2003-10-01	6.50113348345067
2004-01-01	11.95302173586000
2004-04-01	10.25181289482730
2004-07-01	10.63574481605470
2004-10-01	10.06069845885500
2005-01-01	8.16357112990913
2005-04-01	11.94478944357730
2005-07-01	10.95688062734250
2005-10-01	10.17805822279270
2006-01-01	10.39084179757310
2006-04-01	10.09616611504570
2006-07-01	10.01433813720500
2006-10-01	8.54475143508095
2007-01-01	8.43281068764234
2007-04-01	11.32527402781440
2007-07-01	10.07947066632390
2007-10-01	8.56202107518138
2008-01-01	7.62504342049116
2008-04-01	7.87409313882028
2008-07-01	8.46479471039007
2008-10-01	10.38298566140030
2009-01-01	8.19412018225790
2009-04-01	10.45722775959190
2009-07-01	11.58165209652590
2009-10-01	10.12034937910460
2010-01-01	9.48779138524450
2010-04-01	9.19857372580782
2010-07-01	9.96364303141337
2010-10-01	8.81788927196888
2011-01-01	9.96511348737568
2011-04-01	8.80122587103703
2011-07-01	7.48661414470474
2011-10-01	10.11833568836560
2012-01-01	10.03108204815070
2012-04-01	9.67242528266009
2012-07-01	9.52571040438858
2012-10-01	7.66447667693798
2013-01-01	8.90058651758172
2013-04-01	9.89964372410956
2013-07-01	9.75848698456961
2013-10-01	11.46605971118600
2014-01-01	12.02017875499920
2014-04-01	9.45650799286793
2014-07-01	8.66114777959072
2014-10-01	9.51323924506417
2015-01-01	7.75060264635117
2015-04-01	10.20070182930920
2015-07-01	10.68176850242980
2015-10-01	11.38618859126040
2016-01-01	10.88711121088230
2016-04-01	9.51185203910752
2016-07-01	11.01508516598230
2016-10-01	9.46979855070858
2017-01-01	8.43136364801438
2017-04-01	8.30862592421204
2017-07-01	9.48324115122252
2017-10-01	8.75808888378335
2018-01-01	9.17406077387332
2018-04-01	10.41281122223900