Quarterly Persons, Seasonally Adjusted
2005-01-01 19369000
2005-04-01 19586000
2005-07-01 19790000
2005-10-01 20016000
2006-01-01 20266000
2006-04-01 20532000
2006-07-01 20915000
2006-10-01 21106000
2007-01-01 21254000
2007-04-01 21433000
2007-07-01 21711000
2007-10-01 21876000
2008-01-01 21993000
2008-04-01 22185000
2008-07-01 22236000
2008-10-01 22509000
2009-01-01 22538000
2009-04-01 22763000
2009-07-01 22800000
2009-10-01 22851000
2010-01-01 23156000
2010-04-01 23383000
2010-07-01 23649000
2010-10-01 23637000
2011-01-01 23897000
2011-04-01 24115000
2011-07-01 24233000
2011-10-01 24386000
2012-01-01 24818000
2012-04-01 24974000
2012-07-01 24975000
2012-10-01 25281000
2013-01-01 25466000
2013-04-01 25595000
2013-07-01 25829000
2013-10-01 25857000
2014-01-01 26051000
2014-04-01 26394000
2014-07-01 26505000
2014-10-01 26695000
2015-01-01 26734000
2015-04-01 26946000
2015-07-01 27133000
2015-10-01 27357000
2016-01-01 27566000
2016-04-01 27689000
2016-07-01 27782000
2016-10-01 28019000
2017-01-01 28341000
2017-04-01 28501000