Quarter	Persons
1998-01-01	22778700
1998-04-01	23111200
1998-07-01	23243300
1998-10-01	23313100
1999-01-01	23083200
1999-04-01	23279300
1999-07-01	23414100
1999-10-01	23394500
2000-01-01	23201900
2000-04-01	23418800
2000-07-01	23664000
2000-10-01	23758100
2001-01-01	23589300
2001-04-01	23573900
2001-07-01	23830500
2001-10-01	23845600
2002-01-01	23771000
2002-04-01	23902100
2002-07-01	24005600
2002-10-01	24017700
2003-01-01	23941400
2003-04-01	24141300
2003-07-01	24157300
2003-10-01	24113000
2004-01-01	24105300
2004-04-01	24277500
2004-07-01	24197900
2004-10-01	24450200
2005-01-01	24206500
2005-04-01	24286200
2005-07-01	24039500
2005-10-01	24423000
2006-01-01	24344700
2006-04-01	24502900
2006-07-01	24193300
2006-10-01	24415800
2007-01-01	24014900
2007-04-01	24301000
2007-07-01	24402200
2007-10-01	24589800
2008-01-01	24544500
2008-04-01	24897100
2008-07-01	24655300
2008-10-01	24716600
2009-01-01	24549200
2009-04-01	24642400
2009-07-01	24407300
2009-10-01	24625300
2010-01-01	24595300
2010-04-01	24650900
2010-07-01	24215800
2010-10-01	24650300
2011-01-01	24590700
2011-04-01	24560600
2011-07-01	24382300
2011-10-01	24893600
2012-01-01	25103600
2012-04-01	25298200
2012-07-01	24994900
2012-10-01	25410500
2013-01-01	25295100
2013-04-01	25193200
2013-07-01	24953800
2013-10-01	25377100
2014-01-01	25417400
2014-04-01	25352100
2014-07-01	25300300
2014-10-01	25718400
2015-01-01	25396100
2015-04-01	25533200
2015-07-01	25250800
2015-10-01	25532500
2016-01-01	25408700
2016-04-01	25848000
2016-07-01	25606900
2016-10-01	25896000
2017-01-01	25798600
2017-04-01	25856600
2017-07-01	25842300
2017-10-01	25930700
2018-01-01	25809000
2018-04-01	26202900