Year Persons 2003-01-01 26333800 2004-01-01 26058700 2005-01-01 25779200 2006-01-01 25912025 2007-01-01 26345725 2008-01-01 27462800 2009-01-01 25921700 2010-01-01 24973300 2011-01-01 25022300 2012-01-01 24631175 2013-01-01 24150125 2014-01-01 24350200 2015-01-01 24573575 2016-01-01 24889450 2017-01-01 25236025