Quarter	Persons
1998-01-01	12918400
1998-04-01	13017200
1998-07-01	13175700
1998-10-01	13093200
1999-01-01	12970100
1999-04-01	13084100
1999-07-01	13235100
1999-10-01	13192400
2000-01-01	13045600
2000-04-01	13188000
2000-07-01	13422800
2000-10-01	13453300
2001-01-01	13317700
2001-04-01	13315100
2001-07-01	13519500
2001-10-01	13499700
2002-01-01	13469000
2002-04-01	13515200
2002-07-01	13620400
2002-10-01	13599500
2003-01-01	13531200
2003-04-01	13625500
2003-07-01	13732100
2003-10-01	13713600
2004-01-01	13327600
2004-04-01	13567100
2004-07-01	13615900
2004-10-01	13545900
2005-01-01	13443100
2005-04-01	13621900
2005-07-01	13608500
2005-10-01	13582300
2006-01-01	13600100
2006-04-01	13845300
2006-07-01	13770000
2006-10-01	13664700
2007-01-01	13565300
2007-04-01	13836300
2007-07-01	13900300
2007-10-01	13791300
2008-01-01	13642400
2008-04-01	13891300
2008-07-01	13879800
2008-10-01	13699200
2009-01-01	13478000
2009-04-01	13585500
2009-07-01	13539000
2009-10-01	13403900
2010-01-01	13318600
2010-04-01	13393100
2010-07-01	13308400
2010-10-01	13302000
2011-01-01	13255700
2011-04-01	13364500
2011-07-01	13357400
2011-10-01	13213700
2012-01-01	13075000
2012-04-01	13201300
2012-07-01	13234900
2012-10-01	13086200
2013-01-01	12816600
2013-04-01	12869400
2013-07-01	12935300
2013-10-01	12854800
2014-01-01	12719700
2014-04-01	12923200
2014-07-01	13006100
2014-10-01	12902800
2015-01-01	12788600
2015-04-01	13013300
2015-07-01	13220200
2015-10-01	13076200
2016-01-01	12957600
2016-04-01	13262700
2016-07-01	13262900
2016-10-01	13184500
2017-01-01	13135300
2017-04-01	13320600
2017-07-01	13410500
2017-10-01	13298600
2018-01-01	13181200
2018-04-01	13496700