Quarter	Persons
2005-01-01	51.1
2005-04-01	51.3
2005-07-01	51.7
2005-10-01	52.4
2006-01-01	52.6
2006-04-01	53.2
2006-07-01	53.3
2006-10-01	52.5
2007-01-01	53.3
2007-04-01	54.4
2007-07-01	54.7
2007-10-01	52.9
2008-01-01	52.8
2008-04-01	53.3
2008-07-01	54.6
2008-10-01	53.8
2009-01-01	52.5
2009-04-01	52.5
2009-07-01	53.2
2009-10-01	52.1
2010-01-01	50.8
2010-04-01	50.5
2010-07-01	51.1
2010-10-01	51.2
2011-01-01	51.5
2011-04-01	52.9
2011-07-01	52.8
2011-10-01	52.7
2012-01-01	53.2
2012-04-01	54.5
2012-07-01	54.8
2012-10-01	53.5
2013-01-01	53.9
2013-04-01	55.2
2013-07-01	55.0
2013-10-01	54.8
2014-01-01	55.3
2014-04-01	56.4
2014-07-01	57.9
2014-10-01	56.8
2015-01-01	56.8
2015-04-01	58.2
2015-07-01	58.8
2015-10-01	58.6
2016-01-01	59.7
2016-04-01	60.4
2016-07-01	60.4
2016-10-01	60.6
2017-01-01	60.6
2017-04-01	62.1
2017-07-01	61.7
2017-10-01	61.6
2018-01-01	61.4
2018-04-01	61.9