Year Persons 2005-01-01 27358625 2006-01-01 27811950 2007-01-01 28096375 2008-01-01 28299450 2009-01-01 28091250 2010-01-01 27647200 2011-01-01 27830600 2012-01-01 27917150 2013-01-01 27881350 2014-01-01 27920625 2015-01-01 28047600 2016-01-01 28488800 2017-01-01 28417700