Year	Persons
1998-01-01	21777100
1999-01-01	21779500
2000-01-01	21828825
2001-01-01	21882250
2002-01-01	21932550
2003-01-01	21948425
2004-01-01	21662675
2005-01-01	21838425
2006-01-01	21936450
2007-01-01	21986525
2008-01-01	22116725
2009-01-01	22207825
2010-01-01	22244250
2011-01-01	22272350
2012-01-01	22339025
2013-01-01	22453625
2014-01-01	22511800
2015-01-01	22469475
2016-01-01	22406750
2017-01-01	22375425