Year	Persons
2005-01-01	20931125
2006-01-01	20780650
2007-01-01	20690200
2008-01-01	20674900
2009-01-01	20436925
2010-01-01	20364950
2011-01-01	20215975
2012-01-01	19596125
2013-01-01	19031175
2014-01-01	18557350
2015-01-01	18124400
2016-01-01	17608000
2017-01-01	17233275