Quarter	Persons
1999-04-01	47500
2000-04-01	50200
2001-04-01	49600
2002-04-01	50700
2003-01-01	50200
2003-04-01	51100
2003-07-01	51000
2003-10-01	50600
2004-01-01	50200
2004-04-01	50500
2004-07-01	49300
2004-10-01	49500
2005-01-01	50100
2005-04-01	50300
2005-07-01	49000
2005-10-01	50000
2006-01-01	50600
2006-04-01	51700
2006-07-01	50900
2006-10-01	51300
2007-01-01	52000
2007-04-01	52900
2007-07-01	52500
2007-10-01	51200
2008-01-01	51200
2008-04-01	52700
2008-07-01	53700
2008-10-01	53300
2009-01-01	53900
2009-04-01	53600
2009-07-01	53500
2009-10-01	53300
2010-01-01	53900
2010-04-01	53700
2010-07-01	54000
2010-10-01	54000
2011-01-01	54600
2011-04-01	55000
2011-07-01	53500
2011-10-01	51800
2012-01-01	52800
2012-04-01	55200
2012-07-01	52900
2012-10-01	52600
2013-01-01	53600
2013-04-01	53900
2013-07-01	54400
2013-10-01	53900
2014-01-01	53100
2014-04-01	55300
2014-07-01	55200
2014-10-01	55300
2015-01-01	54700
2015-04-01	56800
2015-07-01	54900
2015-10-01	56000
2016-01-01	55300
2016-04-01	56600
2016-07-01	57400
2016-10-01	57900
2017-01-01	56400
2017-04-01	57400
2017-07-01	57400
2017-10-01	58700
2018-01-01	58900
2018-04-01	57900