Quarter	Persons
1999-04-01	5000
2000-01-01	11800
2000-04-01	6400
2000-07-01	8000
2000-10-01	11400
2001-01-01	7500
2001-04-01	7500
2001-07-01	8300
2001-10-01	9100
2002-01-01	7300
2002-04-01	8700
2002-07-01	7700
2002-10-01	8400
2003-01-01	6600
2003-04-01	6200
2003-07-01	7300
2003-10-01	6000
2004-01-01	4500
2004-04-01	3800
2004-07-01	5300
2004-10-01	6100
2005-01-01	7400
2005-04-01	3300
2005-07-01	4400
2005-10-01	4100
2006-01-01	2100
2006-04-01	4400
2006-07-01	3800
2006-10-01	5100
2007-01-01	5000
2007-04-01	2900
2007-07-01	1900
2007-10-01	3500
2008-01-01	3400
2008-04-01	1800
2008-07-01	3600
2008-10-01	7500
2009-01-01	7200
2009-04-01	8000
2009-07-01	11900
2009-10-01	12000
2010-01-01	16000
2010-04-01	17700
2010-07-01	18900
2010-10-01	15500
2011-01-01	16600
2011-04-01	11800
2011-07-01	8200
2011-10-01	13900
2012-01-01	10300
2012-04-01	7700
2012-07-01	7000
2012-10-01	6600
2013-01-01	7200
2013-04-01	7300
2013-07-01	6500
2013-10-01	6400
2014-01-01	7300
2014-04-01	6800
2014-07-01	6100
2014-10-01	4900
2015-01-01	7900
2015-04-01	8100
2015-07-01	6500
2015-10-01	5900
2016-01-01	9500
2016-04-01	10300
2016-07-01	9500
2016-10-01	10000
2017-01-01	7600
2017-04-01	6200
2017-07-01	7600
2017-10-01	7100
2018-01-01	8500
2018-04-01	8300