Year Persons 1999-01-01 920425 2000-01-01 912475 2001-01-01 925125 2002-01-01 924950 2003-01-01 919925 2004-01-01 934375 2005-01-01 926900 2006-01-01 918225 2007-01-01 919800 2008-01-01 916300 2009-01-01 910975 2010-01-01 898250 2011-01-01 893550 2012-01-01 867925 2013-01-01 833700 2014-01-01 791450 2015-01-01 757600 2016-01-01 725075 2017-01-01 705725