Quarter	Persons
1998-04-01	470000
1998-10-01	470000
1999-04-01	468500
1999-10-01	468900
2000-04-01	469000
2000-10-01	469000
2001-04-01	458100
2001-10-01	458100
2002-01-01	454100
2002-04-01	453800
2002-07-01	454100
2002-10-01	454100
2003-01-01	449600
2003-04-01	449300
2003-07-01	450400
2003-10-01	450400
2004-01-01	446700
2004-04-01	446700
2004-07-01	446700
2004-10-01	446700
2005-01-01	442200
2005-04-01	442200
2005-07-01	442200
2005-10-01	441600
2006-01-01	439800
2006-04-01	439800
2006-07-01	439800
2006-10-01	439800
2007-01-01	437900
2007-04-01	437900
2007-07-01	437900
2007-10-01	437900
2008-01-01	437900
2008-04-01	437900
2008-07-01	437900
2008-10-01	437900
2009-01-01	433800
2009-04-01	433800
2009-07-01	433800
2009-10-01	433800
2010-01-01	425300
2010-04-01	425300
2010-07-01	425300
2010-10-01	425300
2011-01-01	416500
2011-04-01	416500
2011-07-01	416500
2011-10-01	416500
2012-01-01	409700
2012-04-01	409700
2012-07-01	409700
2012-10-01	409700
2013-01-01	409000
2013-04-01	409000
2013-07-01	409000
2013-10-01	409000
2014-01-01	403600
2014-04-01	402800
2014-07-01	402300
2014-10-01	402300
2015-01-01	400300
2015-04-01	399600
2015-07-01	398800
2015-10-01	398300
2016-01-01	395900
2016-04-01	395300
2016-07-01	394200
2016-10-01	393600
2017-01-01	388900
2017-04-01	387200
2017-07-01	385600
2017-10-01	384700
2018-01-01	384200
2018-04-01	384100