Year Persons 2000-01-01 14811950 2001-01-01 14949075 2002-01-01 15015800 2003-01-01 15172800 2004-01-01 15314875 2005-01-01 15445200 2006-01-01 15592950 2007-01-01 15745800 2008-01-01 15841975 2009-01-01 15440025 2010-01-01 15472775 2011-01-01 15549450 2012-01-01 15736875 2013-01-01 15886150 2014-01-01 16237750 2015-01-01 16512800 2016-01-01 16743675 2017-01-01 16866025