Quarterly Persons
1999-01-01 21888600
2000-01-01 22107700
2001-01-01 22362400
2002-01-01 22504200
2003-01-01 22729100
2003-04-01 22769100
2003-07-01 22815600
2003-10-01 22857600
2004-01-01 22901300
2004-04-01 22945600
2004-07-01 23003500
2004-10-01 23048400
2005-01-01 23089100
2005-04-01 23141000
2005-07-01 23174300
2005-10-01 23230100
2006-01-01 23273900
2006-04-01 23307800
2006-07-01 23351200
2006-10-01 23394200
2007-01-01 23431800
2007-04-01 23475000
2007-07-01 23516500
2007-10-01 23556400
2008-01-01 23570700
2008-04-01 23607300
2008-07-01 23640500
2008-10-01 23680000
2009-01-01 23698700
2009-04-01 23717200
2009-07-01 23749500
2009-10-01 23792600
2010-01-01 23812700
2010-04-01 23853900
2010-07-01 23889100
2010-10-01 23922400
2011-01-01 23944900
2011-04-01 23977000
2011-07-01 24008700
2011-10-01 24044800
2012-01-01 24064000
2012-04-01 24095900
2012-07-01 24128200
2012-10-01 24175300
2013-01-01 24195700
2013-04-01 24233900
2013-07-01 24266400
2013-10-01 24314500
2014-01-01 24989400
2014-04-01 25017500
2014-07-01 25054600
2014-10-01 25080600
2015-01-01 25091200
2015-04-01 25119800
2015-07-01 25169500
2015-10-01 25192600
2016-01-01 25235900
2016-04-01 25261900
2016-07-01 25301200
2016-10-01 25337700
2017-01-01 25398200
2017-04-01 25439500
2017-07-01 25474800
2017-10-01 25506200
2018-01-01 25526800
2018-04-01 25548500