Quarter	Persons
1998-04-01	4785200
1999-04-01	4794900
2000-04-01	4819800
2001-04-01	4847600
2002-04-01	4900000
2003-04-01	4949600
2004-04-01	4993800
2005-04-01	5035400
2006-04-01	5073100
2007-04-01	5109400
2008-04-01	5171600
2009-04-01	5239600
2010-01-01	5280500
2010-04-01	5284300
2010-07-01	5288400
2010-10-01	5296800
2011-01-01	5308000
2011-04-01	5311900
2011-07-01	5326500
2011-10-01	5340200
2012-01-01	5354800
2012-04-01	5362700
2012-07-01	5372500
2012-10-01	5385700
2013-01-01	5398900
2013-04-01	5410300
2013-07-01	5421100
2013-10-01	5438000
2014-01-01	5450100
2014-04-01	5461600
2014-07-01	5472800
2014-10-01	5489200
2015-01-01	5506100
2015-04-01	5512600
2015-07-01	5522100
2015-10-01	5536000
2016-01-01	5546200
2016-04-01	5551300
2016-07-01	5558200
2016-10-01	5569000
2017-01-01	5577200
2017-04-01	5580700
2017-07-01	5583500
2017-10-01	5590900
2018-01-01	5599700
2018-04-01	5600900