Quarter	Persons
1998-01-01	585600
1998-04-01	584400
1998-07-01	583700
1998-10-01	587100
1999-01-01	585900
1999-04-01	588000
1999-07-01	589500
1999-10-01	585500
2000-01-01	590900
2000-04-01	592000
2000-07-01	593200
2000-10-01	593000
2001-01-01	594700
2001-04-01	595300
2001-07-01	595800
2001-10-01	596100
2002-01-01	597000
2002-04-01	598200
2002-07-01	599300
2002-10-01	600300
2003-01-01	602300
2003-04-01	604900
2003-07-01	607500
2003-10-01	609900
2004-01-01	611900
2004-04-01	613700
2004-07-01	615600
2004-10-01	617500
2005-01-01	619700
2005-04-01	622500
2005-07-01	625300
2005-10-01	628000
2006-01-01	631100
2006-04-01	634700
2006-07-01	638100
2006-10-01	641500
2007-01-01	645000
2007-04-01	648900
2007-07-01	652700
2007-10-01	656300
2008-01-01	659000
2008-04-01	661700
2008-07-01	664300
2008-10-01	666700
2009-01-01	668800
2009-04-01	671100
2009-07-01	673400
2009-10-01	675700
2010-01-01	677400
2010-04-01	679500
2010-07-01	681500
2010-10-01	683500
2011-01-01	685200
2011-04-01	686900
2011-07-01	688600
2011-10-01	690400
2012-01-01	692300
2012-04-01	694600
2012-07-01	697000
2012-10-01	699300
2013-01-01	700600
2013-04-01	701600
2013-07-01	702700
2013-10-01	703800
2014-01-01	705000
2014-04-01	706600
2014-07-01	708300
2014-10-01	710100
2015-01-01	710800
2015-04-01	712800
2015-07-01	714700
2015-10-01	716700
2016-01-01	718600
2016-04-01	720700
2016-07-01	722800
2016-10-01	724900
2017-01-01	727500
2017-04-01	729500
2017-07-01	731500
2017-10-01	733700
2018-01-01	735600
2018-04-01	738100