Quarter	Percent, Seasonally Adjusted
1999-01-01	4.68113305423339
1999-04-01	5.63867768112101
1999-07-01	5.46560768096949
1999-10-01	4.29404352018899
2000-01-01	3.22879864267916
2000-04-01	3.80099485011919
2000-07-01	3.11895057669045
2000-10-01	3.22126280045346
2001-01-01	3.52351992612231
2001-04-01	4.00792419249643
2001-07-01	2.72330056944848
2001-10-01	3.50385576577253
2002-01-01	4.13331305645854
2002-04-01	3.47462606267859
2002-07-01	4.35742092792589
2002-10-01	3.85041422533466
2003-01-01	3.27069457272142
2003-04-01	2.63814989544940
2003-07-01	2.94858471863840
2003-10-01	3.84248353299126
2004-01-01	4.21429551096928
2004-04-01	3.74141222556147
2004-07-01	3.48798546644419
2004-10-01	3.64149602179338
2005-01-01	4.35171160846930
2005-04-01	4.46306998792509
2005-07-01	3.82667178787313
2005-10-01	5.12057413173102
2006-01-01	4.08842107814635
2006-04-01	5.50430722245620
2006-07-01	4.90146584229888
2006-10-01	4.53780551605140
2007-01-01	5.79391345554149
2007-04-01	3.90569760433232
2007-07-01	3.44110539106671
2007-10-01	3.83557659394880
2008-01-01	4.07491795385550
2008-04-01	3.82272275496165
2008-07-01	5.23765518941382
2008-10-01	4.24290719206212
2009-01-01	5.34554476399263
2009-04-01	5.54238202162254
2009-07-01	4.72994656520714
2009-10-01	4.85343880067377
2010-01-01	3.81635656236478
2010-04-01	5.00958440898327
2010-07-01	5.05510679655196
2010-10-01	4.63246910351051
2011-01-01	4.71885496459784
2011-04-01	3.68349285104251
2011-07-01	4.27510332458593
2011-10-01	3.44770628529850
2012-01-01	4.47235194480158
2012-04-01	3.93286630961168
2012-07-01	4.81358077332537
2012-10-01	4.77038066067696
2013-01-01	6.00533972664857
2013-04-01	4.95190343274010
2013-07-01	5.52813528055622
2013-10-01	5.09596171814303
2014-01-01	5.66706942651142
2014-04-01	4.58186199012354
2014-07-01	4.68166028620448
2014-10-01	6.50525242333454
2015-01-01	6.20245769286637
2015-04-01	5.94003181404310
2015-07-01	5.34628197091538
2015-10-01	4.98979619026794
2016-01-01	5.30118266744260
2016-04-01	6.23806554074304
2016-07-01	5.59941993527713
2016-10-01	5.51499675377354
2017-01-01	7.31451437879476
2017-04-01	5.88321308578667
2017-07-01	4.96681185802318
2017-10-01	5.37115420548275
2018-01-01	4.65011423446766
2018-04-01	4.24672662232813