Quarterly Persons
1998-04-01 19800
1999-04-01 16200
2000-04-01 11000
2001-04-01 15000
2002-04-01 11100
2003-04-01 25000
2004-04-01 20700
2005-04-01 25300
2006-04-01 21700
2007-04-01 20900
2008-04-01 21700
2009-04-01 27700
2010-01-01 32800
2010-04-01 22900
2010-07-01 31300
2010-10-01 19200
2011-01-01 24900
2011-04-01 15600
2011-07-01 30400
2011-10-01 26600
2012-01-01 24500
2012-04-01 18600
2012-07-01 28300
2012-10-01 25300
2013-01-01 24700
2013-04-01 25000
2013-07-01 33300
2013-10-01 24400
2014-01-01 25500
2014-04-01 22700
2014-07-01 36900
2014-10-01 20000
2015-01-01 19700
2015-04-01 17800
2015-07-01 33600
2015-10-01 33000
2016-01-01 19900
2016-04-01 21600
2016-07-01 36400
2016-10-01 26300
2017-01-01 21300
2017-04-01 20900
2017-07-01 31900
2017-10-01 21700
2018-01-01 25900
2018-04-01 17000