Year Persons 2006-01-01 3537650 2007-01-01 3497175 2008-01-01 3477725 2009-01-01 3328650 2010-01-01 3463275 2011-01-01 3694900 2012-01-01 3646800 2013-01-01 3728350 2014-01-01 3929125 2015-01-01 4021750 2016-01-01 4043925 2017-01-01 4079125