Year	Persons
2006-01-01	16295750
2007-01-01	16680675
2008-01-01	17227200
2009-01-01	17898025
2010-01-01	18708500
2011-01-01	19491675
2012-01-01	20090600
2013-01-01	20775025
2014-01-01	21169975
2015-01-01	21712375
2016-01-01	22284900
2017-01-01	23020750