Quarter	Persons
2006-01-01	24935500
2006-04-01	25027800
2006-07-01	25127900
2006-10-01	25228400
2007-01-01	25333400
2007-04-01	25429000
2007-07-01	25531800
2007-10-01	25631700
2008-01-01	25725100
2008-04-01	25831700
2008-07-01	25940800
2008-10-01	26053200
2009-01-01	26153000
2009-04-01	26262600
2009-07-01	26367400
2009-10-01	26475900
2010-01-01	26582800
2010-04-01	26685500
2010-07-01	26791100
2010-10-01	26897400
2011-01-01	27054800
2011-04-01	27196400
2011-07-01	27343100
2011-10-01	27488900
2012-01-01	27593700
2012-04-01	27710400
2012-07-01	27830100
2012-10-01	27949300
2013-01-01	28020800
2013-04-01	28136200
2013-07-01	28252500
2013-10-01	28366000
2014-01-01	28667100
2014-04-01	28780800
2014-07-01	28897700
2014-10-01	29014700
2015-01-01	29124900
2015-04-01	29226800
2015-07-01	29340900
2015-10-01	29464200
2016-01-01	29566400
2016-04-01	29646500
2016-07-01	29746900
2016-10-01	29866100
2017-01-01	30091000
2017-04-01	30191300
2017-07-01	30294900
2017-10-01	30398500
2018-01-01	30499900
2018-04-01	30595900