Year	Persons
2005-01-01	19730600
2006-01-01	19622050
2007-01-01	19572200
2008-01-01	19424450
2009-01-01	19187800
2010-01-01	18796575
2011-01-01	18604800
2012-01-01	18504625
2013-01-01	18359475
2014-01-01	18350025
2015-01-01	18263725
2016-01-01	18334975
2017-01-01	18328425