Year	Thousands of Persons
2001-01-01	3.5
2002-01-01	3.4
2003-01-01	3.5
2004-01-01	3.5
2005-01-01	3.3
2006-01-01	3.0
2007-01-01	3.0
2008-01-01	2.5
2009-01-01	1.9
2010-01-01	1.6
2011-01-01	1.5
2012-01-01	1.7
2013-01-01	1.5
2014-01-01	1.5
2015-01-01	1.4
2016-01-01	1.1