Quarter	Persons
1998-04-01	2687000
1999-04-01	2729000
1999-07-01	2741300
1999-10-01	2762200
2000-01-01	2767100
2000-04-01	2777400
2000-07-01	2788200
2000-10-01	2816200
2001-01-01	2821700
2001-04-01	2833200
2001-07-01	2848400
2001-10-01	2871900
2002-01-01	2883800
2002-04-01	2899300
2002-07-01	2912500
2002-10-01	2932000
2003-01-01	2945300
2003-04-01	2951100
2003-07-01	2964200
2003-10-01	2983500
2004-01-01	2994900
2004-04-01	3003000
2004-07-01	3019200
2004-10-01	3044900
2005-01-01	3061000
2005-04-01	3075000
2005-07-01	3097600
2005-10-01	3126600
2006-01-01	3152700
2006-04-01	3164200
2006-07-01	3189700
2006-10-01	3212100
2007-01-01	3265900
2007-04-01	3290400
2007-07-01	3311300
2007-10-01	3333100
2008-01-01	3350200
2008-04-01	3362100
2008-07-01	3368000
2008-10-01	3373300
2009-01-01	3377000
2009-04-01	3382300
2009-07-01	3378600
2009-10-01	3378300
2010-01-01	3377000
2010-04-01	3374600
2010-07-01	3373500
2010-10-01	3371800
2011-01-01	3371100
2011-04-01	3370000
2011-07-01	3369000
2011-10-01	3369400
2012-01-01	3369700
2012-04-01	3370400
2012-07-01	3373000
2012-10-01	3375500
2013-01-01	3377900
2013-04-01	3380300
2013-07-01	3385200
2013-10-01	3390300
2014-01-01	3395100
2014-04-01	3400100
2014-07-01	3407700
2014-10-01	3415100
2015-01-01	3422600
2015-04-01	3430200
2015-07-01	3441500
2015-10-01	3451800
2016-01-01	3461400
2016-04-01	3472100
2016-07-01	3485800
2016-10-01	3497600
2017-01-01	3507100
2017-04-01	3516100
2017-07-01	3526500
2017-10-01	3542500
2018-01-01	3545500
2018-04-01	3568300