Quarter	Persons
2005-01-01	80.5
2005-04-01	80.4
2005-07-01	81.1
2005-10-01	81.4
2006-01-01	80.4
2006-04-01	81.3
2006-07-01	81.7
2006-10-01	81.1
2007-01-01	81.2
2007-04-01	82.4
2007-07-01	83.2
2007-10-01	81.8
2008-01-01	80.6
2008-04-01	81.0
2008-07-01	81.5
2008-10-01	80.7
2009-01-01	76.3
2009-04-01	75.8
2009-07-01	77.1
2009-10-01	74.4
2010-01-01	71.9
2010-04-01	73.1
2010-07-01	74.7
2010-10-01	74.7
2011-01-01	74.9
2011-04-01	77.3
2011-07-01	77.3
2011-10-01	78.2
2012-01-01	77.3
2012-04-01	78.6
2012-07-01	79.5
2012-10-01	78.4
2013-01-01	78.0
2013-04-01	80.1
2013-07-01	80.4
2013-10-01	80.0
2014-01-01	79.4
2014-04-01	80.6
2014-07-01	82.1
2014-10-01	81.3
2015-01-01	80.9
2015-04-01	81.4
2015-07-01	82.5
2015-10-01	81.6
2016-01-01	82.0
2016-04-01	83.2
2016-07-01	83.1
2016-10-01	82.7
2017-01-01	82.0
2017-04-01	83.4
2017-07-01	84.2
2017-10-01	83.9
2018-01-01	82.7
2018-04-01	84.9