Year	Persons
1998-01-01	19219650
1999-01-01	19205550
2000-01-01	19231900
2001-01-01	19257600
2002-01-01	19293325
2003-01-01	19308725
2004-01-01	18934450
2005-01-01	19056400
2006-01-01	19118625
2007-01-01	19150075
2008-01-01	19264100
2009-01-01	19345050
2010-01-01	19381750
2011-01-01	19403350
2012-01-01	19401650
2013-01-01	19456025
2014-01-01	19469225
2015-01-01	19414050
2016-01-01	19341825
2017-01-01	19284925