Quarter	Persons
1998-04-01	324900
1999-04-01	348200
2000-04-01	361400
2001-01-01	379900
2001-04-01	383000
2001-07-01	392300
2001-10-01	398300
2002-01-01	403200
2002-04-01	409700
2002-07-01	415800
2002-10-01	418700
2003-01-01	421900
2003-04-01	428300
2003-07-01	433400
2003-10-01	437700
2004-01-01	441900
2004-04-01	445200
2004-07-01	448300
2004-10-01	446600
2005-01-01	455900
2005-04-01	455800
2005-07-01	462300
2005-10-01	463200
2006-01-01	464300
2006-04-01	463300
2006-07-01	464200
2006-10-01	465500
2007-01-01	465600
2007-04-01	466500
2007-07-01	467500
2007-10-01	467500
2008-01-01	467700
2008-04-01	467700
2008-07-01	467600
2008-10-01	469500
2009-01-01	469900
2009-04-01	467100
2009-07-01	471800
2009-10-01	476500
2010-01-01	473600
2010-04-01	473300
2010-07-01	474400
2010-10-01	473900
2011-01-01	468600
2011-04-01	473500
2011-07-01	470400
2011-10-01	470600
2012-01-01	470300
2012-04-01	470900
2012-07-01	469700
2012-10-01	474000
2013-01-01	470300
2013-04-01	470800
2013-07-01	472600
2013-10-01	471200
2014-01-01	467500
2014-04-01	468500
2014-07-01	465200
2014-10-01	468100
2015-01-01	467900
2015-04-01	468400
2015-07-01	463600
2015-10-01	471100
2016-01-01	469700
2016-04-01	469900
2016-07-01	476400
2016-10-01	473800
2017-01-01	477000
2017-04-01	482100
2017-07-01	481600
2017-10-01	481400
2018-01-01	486100
2018-04-01	489900