Year Persons 1998-01-01 2652475 1999-01-01 2665775 2000-01-01 2692600 2001-01-01 2723350 2002-01-01 2748675 2003-01-01 2732350 2004-01-01 2713825 2005-01-01 2714200 2006-01-01 2728125 2007-01-01 2731125 2008-01-01 2730600 2009-01-01 2688175 2010-01-01 2666975 2011-01-01 2654825 2012-01-01 2608825 2013-01-01 2550100 2014-01-01 2522575 2015-01-01 2501275 2016-01-01 2498300 2017-01-01 2505900