Quarter	Persons
2005-01-01	56.6
2005-04-01	57.8
2005-07-01	58.9
2005-10-01	57.8
2006-01-01	57.1
2006-04-01	57.9
2006-07-01	58.0
2006-10-01	57.7
2007-01-01	57.9
2007-04-01	59.6
2007-07-01	60.7
2007-10-01	59.4
2008-01-01	58.5
2008-04-01	59.3
2008-07-01	58.9
2008-10-01	57.2
2009-01-01	52.5
2009-04-01	51.8
2009-07-01	51.7
2009-10-01	49.6
2010-01-01	46.8
2010-04-01	47.9
2010-07-01	49.8
2010-10-01	50.9
2011-01-01	50.2
2011-04-01	51.8
2011-07-01	52.3
2011-10-01	52.8
2012-01-01	51.8
2012-04-01	53.7
2012-07-01	54.8
2012-10-01	54.2
2013-01-01	53.9
2013-04-01	55.6
2013-07-01	57.0
2013-10-01	56.6
2014-01-01	55.9
2014-04-01	56.3
2014-07-01	58.7
2014-10-01	57.6
2015-01-01	57.4
2015-04-01	58.1
2015-07-01	58.9
2015-10-01	58.9
2016-01-01	58.8
2016-04-01	60.3
2016-07-01	60.8
2016-10-01	60.2
2017-01-01	59.6
2017-04-01	60.7
2017-07-01	61.4
2017-10-01	61.3
2018-01-01	61.2
2018-04-01	63.3