Quarter	Persons
1998-04-01	4408500
1999-01-01	4426700
1999-04-01	4426700
1999-07-01	4426700
1999-10-01	4428900
2000-01-01	4434800
2000-04-01	4434800
2000-07-01	4434800
2000-10-01	4434800
2001-01-01	4438100
2001-04-01	4438400
2001-07-01	4438400
2001-10-01	4438400
2002-01-01	4435900
2002-04-01	4435900
2002-07-01	4435900
2002-10-01	4435900
2003-01-01	4437600
2003-04-01	4437600
2003-07-01	4437600
2003-10-01	4437600
2004-01-01	4436200
2004-04-01	4435200
2004-07-01	4436200
2004-10-01	4436200
2005-01-01	4440900
2005-04-01	4443900
2005-07-01	4445100
2005-10-01	4449500
2006-01-01	4454800
2006-04-01	4458400
2006-07-01	4460500
2006-10-01	4469900
2007-01-01	4471900
2007-04-01	4475000
2007-07-01	4466800
2007-10-01	4484700
2008-01-01	4488500
2008-04-01	4489200
2008-07-01	4495400
2008-10-01	4501600
2009-01-01	4504600
2009-04-01	4506900
2009-07-01	4508800
2009-10-01	4516000
2010-01-01	4518900
2010-04-01	4519900
2010-07-01	4522800
2010-10-01	4531800
2011-01-01	4534400
2011-04-01	4535200
2011-07-01	4537700
2011-10-01	4544100
2012-01-01	4543100
2012-04-01	4545600
2012-07-01	4543600
2012-10-01	4551000
2013-01-01	4549000
2013-04-01	4546300
2013-07-01	4544600
2013-10-01	4545100
2014-01-01	4542600
2014-04-01	4541200
2014-07-01	4537300
2014-10-01	4539700
2015-01-01	4538500
2015-04-01	4536500
2015-07-01	4533800
2015-10-01	4544700
2016-01-01	4539700
2016-04-01	4534000
2016-07-01	4530700
2016-10-01	4533600
2017-01-01	4516500
2017-04-01	4515000
2017-07-01	4511100
2017-10-01	4512500
2018-01-01	4521100
2018-04-01	4518800