Quarter	Persons
1999-04-01	14357200
2000-04-01	14417400
2001-04-01	14204600
2002-04-01	14165300
2003-04-01	14052200
2004-04-01	14136700
2005-01-01	13681600
2005-04-01	13714400
2005-07-01	13700300
2005-10-01	13622100
2006-01-01	13433500
2006-04-01	13400600
2006-07-01	13309900
2006-10-01	13177100
2007-01-01	13360200
2007-04-01	13298900
2007-07-01	13066500
2007-10-01	12994200
2008-01-01	13238900
2008-04-01	13287800
2008-07-01	13019900
2008-10-01	12947700
2009-01-01	13131800
2009-04-01	13000300
2009-07-01	12880600
2009-10-01	12577900
2010-01-01	12579500
2010-04-01	12514400
2010-07-01	12402000
2010-10-01	12295300
2011-01-01	12182500
2011-04-01	11943900
2011-07-01	11803700
2011-10-01	11823300
2012-01-01	12012800
2012-04-01	11884000
2012-07-01	11727900
2012-10-01	11709900
2013-01-01	11592400
2013-04-01	11515400
2013-07-01	11481200
2013-10-01	11506900
2014-01-01	11419400
2014-04-01	11347100
2014-07-01	11260000
2014-10-01	11293900
2015-01-01	11328100
2015-04-01	11275900
2015-07-01	11250700
2015-10-01	11205100
2016-01-01	11130800
2016-04-01	11140500
2016-07-01	10841200
2016-10-01	10815700
2017-01-01	10997600
2017-04-01	10914000
2017-07-01	10746000
2017-10-01	10616700
2018-01-01	10956300
2018-04-01	10887700