Year Persons 2005-01-01 164001000 2006-01-01 167035000 2007-01-01 169495000 2008-01-01 171119000 2009-01-01 169748000 2010-01-01 169259000 2011-01-01 169904000 2012-01-01 171125000 2013-01-01 171969000 2014-01-01 173403000 2015-01-01 175035000 2016-01-01 177252000