Quarter	Persons
1998-01-01	14111600
1998-04-01	13929100
1998-07-01	13843700
1998-10-01	13728400
1999-01-01	13834800
1999-04-01	13697400
1999-07-01	13661600
1999-10-01	13649900
2000-01-01	13741900
2000-04-01	13575500
2000-07-01	13483800
2000-10-01	13409000
2001-01-01	13449300
2001-04-01	13400100
2001-07-01	13307800
2001-10-01	13288100
2002-01-01	13324900
2002-04-01	13231200
2002-07-01	13195500
2002-10-01	13182900
2003-01-01	13256100
2003-04-01	13086600
2003-07-01	13095400
2003-10-01	13162000
2004-01-01	12600300
2004-04-01	12641300
2004-07-01	12705200
2004-10-01	12538100
2005-01-01	12735300
2005-04-01	12760200
2005-07-01	12912000
2005-10-01	12615000
2006-01-01	12685900
2006-04-01	12659900
2006-07-01	12835200
2006-10-01	12624700
2007-01-01	12877000
2007-04-01	12776700
2007-07-01	12758900
2007-10-01	12619900
2008-01-01	12622100
2008-04-01	12529800
2008-07-01	12707900
2008-10-01	12662400
2009-01-01	12751500
2009-04-01	12718300
2009-07-01	12940700
2009-10-01	12744500
2010-01-01	12798800
2010-04-01	12757500
2010-07-01	12994400
2010-10-01	12720100
2011-01-01	12763500
2011-04-01	12785000
2011-07-01	12931800
2011-10-01	12575800
2012-01-01	12433600
2012-04-01	12369900
2012-07-01	12575700
2012-10-01	12319100
2013-01-01	12344300
2013-04-01	12450900
2013-07-01	12642500
2013-10-01	12328100
2014-01-01	12315800
2014-04-01	12370500
2014-07-01	12421100
2014-10-01	12082400
2015-01-01	12285200
2015-04-01	12260500
2015-07-01	12488500
2015-10-01	12231600
2016-01-01	12233200
2016-04-01	11973400
2016-07-01	12122000
2016-10-01	11907200
2017-01-01	11928700
2017-04-01	11877900
2017-07-01	11901500
2017-10-01	11794100
2018-01-01	11815700
2018-04-01	11626800