Year	Persons
2003-01-01	18416327.250000000
2004-01-01	18964407.833333300
2005-01-01	19500068.250000000
2006-01-01	19865354.000000000
2007-01-01	20382950.750000000
2008-01-01	21070634.083333302
2009-01-01	21232701.916666700
2010-01-01	21979929.000000000
2011-01-01	22432864.750000000
2012-01-01	22921551.416666700
2013-01-01	23089202.000000000
2014-01-01	23063963.500000000
