Quarter	Persons
1998-04-01	13200
1998-10-01	11300
1999-04-01	9700
1999-10-01	9200
2000-04-01	10600
2000-10-01	11500
2001-04-01	13800
2002-01-01	14000
2002-04-01	12300
2002-07-01	11000
2002-10-01	12700
2003-01-01	7600
2003-04-01	12000
2003-07-01	10500
2003-10-01	12600
2004-01-01	12500
2004-04-01	13000
2004-07-01	12500
2004-10-01	13100
2005-01-01	14400
2005-04-01	9500
2005-07-01	10100
2005-10-01	13900
2006-01-01	11800
2006-04-01	6900
2006-07-01	13600
2006-10-01	7300
2007-01-01	6000
2007-04-01	6600
2007-07-01	5300
2007-10-01	8600
2008-01-01	8400
2008-04-01	10000
2008-07-01	7200
2008-10-01	13000
2009-01-01	15300
2009-04-01	22400
2009-07-01	20700
2009-10-01	22800
2010-01-01	22100
2010-04-01	25500
2010-07-01	23400
2010-10-01	17900
2011-01-01	22300
2011-04-01	24400
2011-07-01	20600
2011-10-01	21300
2012-01-01	23300
2012-04-01	27100
2012-07-01	20900
2012-10-01	20800
2013-01-01	16600
2013-04-01	18900
2013-07-01	14300
2013-10-01	16500
2014-01-01	19400
2014-04-01	14400
2014-07-01	14600
2014-10-01	15800
2015-01-01	15900
2015-04-01	14600
2015-07-01	16600
2015-10-01	16700
2016-01-01	18900
2016-04-01	17000
2016-07-01	14900
2016-10-01	15000
2017-01-01	16600
2017-04-01	15900
2017-07-01	12900
2017-10-01	14100
2018-01-01	16500
2018-04-01	16900