Quarter	Persons
1999-04-01	12268600
1999-07-01	12360700
1999-10-01	12426900
2000-01-01	12414000
2000-04-01	12457500
2000-07-01	12618400
2000-10-01	12576000
2001-01-01	12582000
2001-04-01	12605300
2001-07-01	12669400
2001-10-01	12717700
2002-01-01	12688700
2002-04-01	12762500
2002-07-01	12822200
2002-10-01	12832500
2003-01-01	12818300
2003-04-01	12861700
2003-07-01	12904000
2003-10-01	12976100
2004-01-01	13033000
2004-04-01	13024100
2004-07-01	13048300
2004-10-01	13128100
2005-01-01	13233000
2005-04-01	13201400
2005-07-01	13304100
2005-10-01	13261200
2006-01-01	13383500
2006-04-01	13383700
2006-07-01	13416100
2006-10-01	13434700
2007-01-01	13367300
2007-04-01	13398100
2007-07-01	13506100
2007-10-01	13612600
2008-01-01	13607800
2008-04-01	13633600
2008-07-01	13643000
2008-10-01	13637300
2009-01-01	13567900
2009-04-01	13509800
2009-07-01	13586200
2009-10-01	13640900
2010-01-01	13553100
2010-04-01	13567400
2010-07-01	13650100
2010-10-01	13620000
2011-01-01	13683700
2011-04-01	13630700
2011-07-01	13659100
2011-10-01	13683900
2012-01-01	13665800
2012-04-01	13717300
2012-07-01	13830200
2012-10-01	13939900
2013-01-01	13911400
2013-04-01	13932600
2013-07-01	14017300
2013-10-01	14142600
2014-01-01	14195600
2014-04-01	14294600
2014-07-01	14399500
2014-10-01	14496100
2015-01-01	14512600
2015-04-01	14506800
2015-07-01	14623100
2015-10-01	14685400
2016-01-01	14643700
2016-04-01	14739900
2016-07-01	14838100
2016-10-01	14921100
2017-01-01	14915100
2017-04-01	14971800
2017-07-01	15044300
2017-10-01	15105200
2018-01-01	15161900
2018-04-01	15161700