Quarterly Persons
2006-01-01 18442500
2006-04-01 20308900
2006-07-01 20647300
2006-10-01 20139800
2007-01-01 19191100
2007-04-01 20743400
2007-07-01 20958900
2007-10-01 19981300
2008-01-01 19395500
2008-04-01 21236200
2008-07-01 21438800
2008-10-01 20462800
2009-01-01 19250300
2009-04-01 20871200
2009-07-01 21514900
2009-10-01 21153900
2010-01-01 20690500
2010-04-01 22455500
2010-07-01 22609500
2010-10-01 22254800
2011-01-01 22169700
2011-04-01 23777700
2011-07-01 24222700
2011-10-01 23630000
2012-01-01 22730400
2012-04-01 24588500
2012-07-01 24726400
2012-10-01 24638400
2013-01-01 23894400
2013-04-01 25446600
2013-07-01 25296800
2013-10-01 24784100
2014-01-01 24374400
2014-04-01 25852100
2014-07-01 25632300
2014-10-01 25170200
2015-01-01 24848100
2015-04-01 26324400
2015-07-01 26426500
2015-10-01 25942900
2016-01-01 25717100
2016-04-01 27103500
2016-07-01 26737100
2016-10-01 26329600
2017-01-01 26168800
2017-04-01 27683100
2017-07-01 27992400
2017-10-01 27727600
2018-01-01 27329800
2018-04-01 28275000