Quarter	Persons
2005-01-01	81.9
2005-04-01	83.4
2005-07-01	84.7
2005-10-01	82.9
2006-01-01	82.3
2006-04-01	84.3
2006-07-01	84.0
2006-10-01	84.0
2007-01-01	83.2
2007-04-01	84.2
2007-07-01	85.4
2007-10-01	84.1
2008-01-01	82.6
2008-04-01	83.1
2008-07-01	83.2
2008-10-01	81.5
2009-01-01	74.7
2009-04-01	74.3
2009-07-01	75.5
2009-10-01	72.1
2010-01-01	68.5
2010-04-01	70.1
2010-07-01	72.6
2010-10-01	73.4
2011-01-01	73.4
2011-04-01	75.9
2011-07-01	75.9
2011-10-01	77.6
2012-01-01	76.1
2012-04-01	77.5
2012-07-01	78.9
2012-10-01	78.5
2013-01-01	77.3
2013-04-01	79.6
2013-07-01	81.4
2013-10-01	81.0
2014-01-01	79.1
2014-04-01	79.7
2014-07-01	82.4
2014-10-01	81.8
2015-01-01	81.4
2015-04-01	81.0
2015-07-01	82.6
2015-10-01	82.3
2016-01-01	82.0
2016-04-01	82.5
2016-07-01	83.0
2016-10-01	83.0
2017-01-01	81.5
2017-04-01	82.9
2017-07-01	84.0
2017-10-01	84.0
2018-01-01	82.9
2018-04-01	86.2