Year	Thousands of Persons
1990-01-01	4.8
1991-01-01	4.8
1992-01-01	4.8
1993-01-01	4.7
1994-01-01	4.5
1995-01-01	4.8
1996-01-01	5.0
1997-01-01	5.0
1998-01-01	5.1
1999-01-01	5.1
2000-01-01	5.3
2001-01-01	5.4
2002-01-01	5.6
2003-01-01	9.5
2004-01-01	10.0
2005-01-01	10.7
2006-01-01	10.8
2007-01-01	11.1
2008-01-01	10.9
2009-01-01	10.8
2010-01-01	10.9
2011-01-01	10.9
2012-01-01	11.3
2013-01-01	11.7
2014-01-01	11.6
2015-01-01	11.5
2016-01-01	11.8
2017-01-01	11.5