Year	Thousands of Persons
1970-01-01	12706
1971-01-01	12496
1972-01-01	12360
1973-01-01	12439
1974-01-01	12051
1975-01-01	11361
1976-01-01	11209
1977-01-01	11130
1978-01-01	11152
1979-01-01	11286
1980-01-01	11373
1981-01-01	11162
1982-01-01	10806
1983-01-01	10473
1984-01-01	10399
1985-01-01	10437
1986-01-01	10521
1987-01-01	10493
1988-01-01	10463
1989-01-01	10588
1990-01-01	10875
1991-01-01	14661
1992-01-01	14152
1993-01-01	13611
1994-01-01	13098
1995-01-01	12648
1996-01-01	12273
1997-01-01	12033
1998-01-01	12119
1999-01-01	11959
2000-01-01	11898
2001-01-01	11731
2002-01-01	11421
2003-01-01	11057
2004-01-01	10926
2005-01-01	10533
2006-01-01	10706
2007-01-01	11023
2008-01-01	11139
2009-01-01	10518
2010-01-01	10429
2011-01-01	10642
2012-01-01	10710