Quarter	Persons
1998-01-01	19205700
1998-04-01	19239400
1998-07-01	19221800
1998-10-01	19211700
1999-01-01	19203300
1999-04-01	19203900
1999-07-01	19200000
1999-10-01	19215000
2000-01-01	19218600
2000-04-01	19232200
2000-07-01	19234500
2000-10-01	19242300
2001-01-01	19253100
2001-04-01	19250600
2001-07-01	19257700
2001-10-01	19269000
2002-01-01	19265500
2002-04-01	19303800
2002-07-01	19300300
2002-10-01	19303700
2003-01-01	19297400
2003-04-01	19309800
2003-07-01	19319500
2003-10-01	19308200
2004-01-01	18876300
2004-04-01	18914400
2004-07-01	18955000
2004-10-01	18992100
2005-01-01	19013300
2005-04-01	19052700
2005-07-01	19080600
2005-10-01	19079000
2006-01-01	19117500
2006-04-01	19117600
2006-07-01	19118700
2006-10-01	19120700
2007-01-01	19122900
2007-04-01	19129300
2007-07-01	19157900
2007-10-01	19190200
2008-01-01	19222700
2008-04-01	19256000
2008-07-01	19277700
2008-10-01	19300000
2009-01-01	19322900
2009-04-01	19344200
2009-07-01	19353000
2009-10-01	19360100
2010-01-01	19368500
2010-04-01	19377100
2010-07-01	19385900
2010-10-01	19395500
2011-01-01	19405800
2011-04-01	19413800
2011-07-01	19403500
2011-10-01	19390300
2012-01-01	19380800
2012-04-01	19392700
2012-07-01	19406900
2012-10-01	19426200
2013-01-01	19440800
2013-04-01	19452500
2013-07-01	19461900
2013-10-01	19468900
2014-01-01	19477200
2014-04-01	19479700
2014-07-01	19464500
2014-10-01	19455500
2015-01-01	19434900
2015-04-01	19422800
2015-07-01	19411100
2015-10-01	19387400
2016-01-01	19366400
2016-04-01	19353000
2016-07-01	19331500
2016-10-01	19316400
2017-01-01	19304100
2017-04-01	19297200
2017-07-01	19274600
2017-10-01	19263800
2018-01-01	19255300
2018-04-01	19245200