Year Persons 1986-01-01 543050 1987-01-01 550350 1988-01-01 585200 1989-01-01 614150 1990-01-01 608750 1991-01-01 612825 1992-01-01 626000 1993-01-01 630950 1994-01-01 617975 1995-01-01 608175 1996-01-01 596450 1997-01-01 606500 1998-01-01 622000 1999-01-01 626650 2000-01-01 628000 2001-01-01 618925 2002-01-01 615375 2003-01-01 639775 2004-01-01 639025 2005-01-01 622650 2006-01-01 614325 2007-01-01 614325 2008-01-01 624550 2009-01-01 640075 2010-01-01 655575 2011-01-01 652875 2012-01-01 658700 2013-01-01 650650 2014-01-01 625950 2015-01-01 636550 2016-01-01 616550 2017-01-01 598000