Quarter	Persons
1999-04-01	24500
2000-01-01	23700
2000-04-01	31100
2000-07-01	23000
2000-10-01	26400
2001-01-01	30000
2001-04-01	29000
2001-07-01	26300
2001-10-01	26200
2002-01-01	24300
2002-04-01	26300
2002-07-01	28200
2002-10-01	25300
2003-01-01	25800
2003-04-01	27600
2003-07-01	27600
2003-10-01	22300
2004-01-01	26200
2004-04-01	31500
2004-07-01	28500
2004-10-01	23300
2005-01-01	23600
2005-04-01	25800
2005-07-01	27300
2005-10-01	25300
2006-01-01	24200
2006-04-01	23900
2006-07-01	27200
2006-10-01	26400
2007-01-01	24200
2007-04-01	23800
2007-07-01	25300
2007-10-01	22100
2008-01-01	21600
2008-04-01	23300
2008-07-01	21700
2008-10-01	17900
2009-01-01	22300
2009-04-01	23100
2009-07-01	23300
2009-10-01	21300
2010-01-01	26600
2010-04-01	26800
2010-07-01	26200
2010-10-01	21800
2011-01-01	23100
2011-04-01	27100
2011-07-01	25600
2011-10-01	20700
2012-01-01	25600
2012-04-01	27200
2012-07-01	26200
2012-10-01	23800
2013-01-01	24500
2013-04-01	24500
2013-07-01	25700
2013-10-01	24800
2014-01-01	26100
2014-04-01	22300
2014-07-01	22900
2014-10-01	22400
2015-01-01	24600
2015-04-01	26800
2015-07-01	23100
2015-10-01	24200
2016-01-01	26800
2016-04-01	19400
2016-07-01	20200
2016-10-01	25000
2017-01-01	22100
2017-04-01	20400
2017-07-01	21800
2017-10-01	22900
2018-01-01	24000
2018-04-01	23400