Quarter	Persons
1999-04-01	6600
2000-01-01	7900
2000-04-01	5900
2000-07-01	9800
2000-10-01	8000
2001-01-01	6500
2001-04-01	9300
2001-07-01	7800
2001-10-01	5900
2002-01-01	5500
2002-04-01	6200
2002-07-01	7800
2002-10-01	6700
2003-01-01	6000
2003-04-01	9200
2003-07-01	11300
2003-10-01	6800
2004-01-01	9200
2004-04-01	7600
2004-07-01	3700
2004-10-01	6600
2005-01-01	3300
2005-04-01	5500
2005-07-01	5300
2005-10-01	2700
2006-01-01	5100
2006-04-01	5000
2006-07-01	4300
2006-10-01	3500
2007-01-01	2700
2007-04-01	2300
2007-07-01	2100
2007-10-01	1700
2008-01-01	2300
2008-04-01	2000
2008-07-01	5700
2008-10-01	5800
2009-01-01	5600
2009-04-01	5400
2009-07-01	9200
2009-10-01	7000
2010-01-01	8900
2010-04-01	11300
2010-07-01	9600
2010-10-01	5400
2011-01-01	4400
2011-04-01	6400
2011-07-01	8100
2011-10-01	6300
2012-01-01	5800
2012-04-01	5500
2012-07-01	6200
2012-10-01	4500
2013-01-01	5900
2013-04-01	5100
2013-07-01	5400
2013-10-01	6400
2014-01-01	3700
2014-04-01	2600
2014-07-01	2100
2014-10-01	1900
2015-01-01	2700
2015-04-01	2900
2015-07-01	2800
2015-10-01	3800
2016-01-01	1600
2016-04-01	3100
2016-07-01	3200
2016-10-01	3200
2017-01-01	3600
2017-04-01	4000
2017-07-01	1300
2017-10-01	1900
2018-01-01	4200
2018-04-01	1500