Year	Persons
2005-01-01	21824725
2006-01-01	21687000
2007-01-01	21416975
2008-01-01	21249550
2009-01-01	21369650
2010-01-01	21409700
2011-01-01	21319650
2012-01-01	21309750
2013-01-01	21284825
2014-01-01	21558200
2015-01-01	21566425
2016-01-01	21600550
2017-01-01	21520500