Quarter	Persons
1998-04-01	370100
1998-10-01	362000
1999-04-01	359000
1999-10-01	362800
2000-04-01	360600
2000-10-01	369600
2001-04-01	366500
2001-10-01	360000
2002-01-01	348000
2002-04-01	361600
2002-07-01	359100
2002-10-01	375800
2003-01-01	357300
2003-04-01	365400
2003-07-01	364200
2003-10-01	358000
2004-01-01	353300
2004-04-01	354600
2004-07-01	364200
2004-10-01	358700
2005-01-01	343800
2005-04-01	356800
2005-07-01	348000
2005-10-01	364100
2006-01-01	351500
2006-04-01	374100
2006-07-01	371800
2006-10-01	370500
2007-01-01	355900
2007-04-01	361700
2007-07-01	372900
2007-10-01	380400
2008-01-01	370300
2008-04-01	370700
2008-07-01	369400
2008-10-01	372100
2009-01-01	359800
2009-04-01	340700
2009-07-01	332300
2009-10-01	339100
2010-01-01	331300
2010-04-01	325600
2010-07-01	335800
2010-10-01	336700
2011-01-01	324900
2011-04-01	332800
2011-07-01	336700
2011-10-01	330200
2012-01-01	321400
2012-04-01	323700
2012-07-01	333400
2012-10-01	331500
2013-01-01	326800
2013-04-01	329600
2013-07-01	330900
2013-10-01	323200
2014-01-01	323000
2014-04-01	327000
2014-07-01	317500
2014-10-01	309800
2015-01-01	313400
2015-04-01	320300
2015-07-01	323600
2015-10-01	317500
2016-01-01	316300
2016-04-01	314100
2016-07-01	319400
2016-10-01	317000
2017-01-01	312800
2017-04-01	311700
2017-07-01	315500
2017-10-01	316900
2018-01-01	316000
2018-04-01	317700