Year	Persons
2006-01-01	16597825
2007-01-01	16872100
2008-01-01	17254425
2009-01-01	17608925
2010-01-01	18038475
2011-01-01	18674225
2012-01-01	18957125
2013-01-01	19418325
2014-01-01	20051600
2015-01-01	20454950
2016-01-01	20893850
2017-01-01	21476175