Quarterly Persons
2000-04-01 24431400
2001-04-01 24805800
2002-04-01 24134300
2003-04-01 23313400
2004-04-01 22798500
2005-01-01 22585900
2005-04-01 22518700
2005-07-01 22998400
2005-10-01 22371400
2006-01-01 22066600
2006-04-01 21881100
2006-07-01 22163000
2006-10-01 21782900
2007-01-01 21908000
2007-04-01 21778300
2007-07-01 21786200
2007-10-01 21386300
2008-01-01 21413900
2008-04-01 21140500
2008-07-01 21450700
2008-10-01 21046100
2009-01-01 21253700
2009-04-01 21144200
2009-07-01 21582100
2009-10-01 20957200
2010-01-01 20998200
2010-04-01 20708300
2010-07-01 21208100
2010-10-01 20637500
2011-01-01 20914800
2011-04-01 20637200
2011-07-01 21066700
2011-10-01 20414900
2012-01-01 20284500
2012-04-01 20067300
2012-07-01 20531100
2012-10-01 19946500
2013-01-01 20127400
2013-04-01 20081100
2013-07-01 20600200
2013-10-01 20155000
2014-01-01 20395700
2014-04-01 20395700
2014-07-01 20753200
2014-10-01 20071000
2015-01-01 20457100
2015-04-01 20257200
2015-07-01 20783600
2015-10-01 20224900
2016-01-01 20482100
2016-04-01 20111800
2016-07-01 20333200
2016-10-01 20030000
2017-01-01 20290700
2017-04-01 20063000
2017-07-01 20171600
2017-10-01 19874800
2018-01-01 19940000
2018-04-01 19502200