Quarter	Persons
2005-01-01	58.9
2005-04-01	59.2
2005-07-01	59.6
2005-10-01	60.5
2006-01-01	60.7
2006-04-01	61.1
2006-07-01	61.4
2006-10-01	60.6
2007-01-01	61.5
2007-04-01	62.7
2007-07-01	62.9
2007-10-01	61.0
2008-01-01	60.7
2008-04-01	61.5
2008-07-01	63.0
2008-10-01	61.9
2009-01-01	60.4
2009-04-01	60.2
2009-07-01	61.2
2009-10-01	59.9
2010-01-01	58.4
2010-04-01	57.9
2010-07-01	58.9
2010-10-01	59.0
2011-01-01	59.3
2011-04-01	60.5
2011-07-01	60.7
2011-10-01	60.5
2012-01-01	61.0
2012-04-01	62.2
2012-07-01	62.6
2012-10-01	61.4
2013-01-01	62.0
2013-04-01	63.3
2013-07-01	63.1
2013-10-01	62.9
2014-01-01	63.6
2014-04-01	64.7
2014-07-01	66.1
2014-10-01	65.1
2015-01-01	65.1
2015-04-01	66.5
2015-07-01	67.2
2015-10-01	67.1
2016-01-01	68.0
2016-04-01	68.9
2016-07-01	69.2
2016-10-01	69.2
2017-01-01	69.0
2017-04-01	70.7
2017-07-01	70.6
2017-10-01	70.6
2018-01-01	70.2
2018-04-01	70.7