Year Persons 2005-01-01 4566475 2006-01-01 4241450 2007-01-01 3594725 2008-01-01 3130050 2009-01-01 3221875 2010-01-01 2841200 2011-01-01 2392050 2012-01-01 2217450 2013-01-01 2174175 2014-01-01 2081975 2015-01-01 1941075 2016-01-01 1766550 2017-01-01 1611975