Quarter	Persons
1998-04-01	4500
1999-04-01	4300
2000-04-01	3500
2001-04-01	3700
2002-04-01	5300
2003-01-01	5800
2003-04-01	4200
2003-07-01	3500
2003-10-01	6700
2004-01-01	6400
2004-04-01	4300
2004-07-01	3700
2004-10-01	5500
2005-01-01	4700
2005-04-01	3000
2005-07-01	3600
2005-10-01	4200
2006-01-01	4100
2006-04-01	2200
2006-07-01	3000
2006-10-01	4900
2007-01-01	4300
2007-04-01	2800
2007-07-01	3300
2007-10-01	4700
2008-01-01	4600
2008-04-01	3200
2008-07-01	3500
2008-10-01	4400
2009-01-01	6300
2009-04-01	3700
2009-07-01	3900
2009-10-01	5200
2010-01-01	6500
2010-04-01	2500
2010-07-01	4300
2010-10-01	5700
2011-01-01	6000
2011-04-01	2300
2011-07-01	5100
2011-10-01	6800
2012-01-01	5400
2012-04-01	3100
2012-07-01	3900
2012-10-01	4800
2013-01-01	5100
2013-04-01	2400
2013-07-01	3100
2013-10-01	4000
2014-01-01	4700
2014-04-01	3200
2014-07-01	3600
2014-10-01	5400
2015-01-01	4500
2015-04-01	2400
2015-07-01	3300
2015-10-01	4000
2016-01-01	4200
2016-04-01	1500
2016-07-01	2900
2016-10-01	4000
2017-01-01	3400
2017-04-01	1700
2017-07-01	3600
2017-10-01	4600
2018-01-01	4500
2018-04-01	2400