Year Persons 1998-01-01 1714200 1999-01-01 1728750 2000-01-01 1734275 2001-01-01 1733050 2002-01-01 1738250 2003-01-01 1741175 2004-01-01 1741875 2005-01-01 1747250 2006-01-01 1750075 2007-01-01 1757525 2008-01-01 1765475 2009-01-01 1773925 2010-01-01 1779050 2011-01-01 1769525 2012-01-01 1763650 2013-01-01 1756100 2014-01-01 1748550 2015-01-01 1739850 2016-01-01 1737500 2017-01-01 1734975