Year	Thousands of Persons
1990-01-01	0.3
1991-01-01	0.3
1992-01-01	0.3
1993-01-01	0.3
1994-01-01	0.3
1995-01-01	0.3
1996-01-01	0.3
1997-01-01	0.3
1998-01-01	0.5
1999-01-01	0.4
2000-01-01	0.5
2001-01-01	0.6
2002-01-01	0.7
2003-01-01	0.6
2004-01-01	0.6
2005-01-01	0.6
2006-01-01	0.7
2007-01-01	0.8
2008-01-01	0.9
2009-01-01	0.9
2010-01-01	0.8
2011-01-01	0.8
2012-01-01	0.8
2013-01-01	0.9
2014-01-01	0.9
2015-01-01	0.8
2016-01-01	0.9
2017-01-01	0.9