Quarter	Persons, Seasonally Adjusted
2007-01-01	4600
2007-04-01	2700
2007-07-01	3600
2007-10-01	4100
2008-01-01	2500
2008-04-01	3100
2008-07-01	3900
2008-10-01	3900
2009-01-01	2800
2009-04-01	2200
2009-07-01	3600
2009-10-01	2900
2010-01-01	1900
2010-04-01	2500
2010-07-01	2200
2010-10-01	2700
2011-01-01	2000
2011-04-01	2400
2011-07-01	2800
2011-10-01	3500
2012-01-01	2200
2012-04-01	3000
2012-07-01	3600
2012-10-01	3500
2013-01-01	4200
2013-04-01	4400
2013-07-01	3600
2013-10-01	2500
2014-01-01	3700
2014-04-01	2700
2014-07-01	4100
2014-10-01	3300
2015-01-01	2300
2015-04-01	3300
2015-07-01	2400
2015-10-01	2400
2016-01-01	2400
2016-04-01	2200
2016-07-01	2200
2016-10-01	3400
2017-01-01	3000
2017-04-01	3300
2017-07-01	3300
2017-10-01	2900
2018-01-01	2700
2018-04-01	2300