Quarter	Persons
1998-04-01	8800
1999-04-01	7500
2000-04-01	5900
2001-04-01	7100
2002-04-01	6800
2003-01-01	8300
2003-04-01	7500
2003-07-01	7600
2003-10-01	7700
2004-01-01	8600
2004-04-01	8500
2004-07-01	9500
2004-10-01	10100
2005-01-01	8900
2005-04-01	8700
2005-07-01	9600
2005-10-01	9800
2006-01-01	9700
2006-04-01	8900
2006-07-01	8900
2006-10-01	9200
2007-01-01	9500
2007-04-01	8600
2007-07-01	9600
2007-10-01	11400
2008-01-01	11400
2008-04-01	10100
2008-07-01	10200
2008-10-01	10400
2009-01-01	10200
2009-04-01	10900
2009-07-01	9900
2009-10-01	10100
2010-01-01	10100
2010-04-01	10200
2010-07-01	9900
2010-10-01	10100
2011-01-01	9000
2011-04-01	8500
2011-07-01	9900
2011-10-01	11500
2012-01-01	9800
2012-04-01	7600
2012-07-01	9100
2012-10-01	10000
2013-01-01	9400
2013-04-01	8800
2013-07-01	8600
2013-10-01	9800
2014-01-01	9900
2014-04-01	7200
2014-07-01	8000
2014-10-01	7800
2015-01-01	8600
2015-04-01	6600
2015-07-01	8200
2015-10-01	7400
2016-01-01	8400
2016-04-01	6600
2016-07-01	6500
2016-10-01	6800
2017-01-01	7500
2017-04-01	7000
2017-07-01	7400
2017-10-01	7300
2018-01-01	8000
2018-04-01	8300