Year	Thousands of Persons
1973-01-01	5050
1974-01-01	5100
1975-01-01	5070
1976-01-01	5100
1977-01-01	5210
1978-01-01	5260
1979-01-01	5350
1980-01-01	5520
1981-01-01	5550
1982-01-01	5520
1983-01-01	5420
1984-01-01	5490
1985-01-01	5650
1986-01-01	5740
1987-01-01	5756
1988-01-01	5916
1989-01-01	6047
1990-01-01	6249
1991-01-01	6424
1992-01-01	6555
1993-01-01	6550
1994-01-01	6609
1995-01-01	6816
1996-01-01	6960
1997-01-01	7182
1998-01-01	7400
1999-01-01	7596
2000-01-01	7803
2001-01-01	8002
2002-01-01	8102
2003-01-01	8057
2004-01-01	8040
2005-01-01	8044
2006-01-01	8192
2007-01-01	8394
2008-01-01	8522
2009-01-01	8527
2010-01-01	8307
2011-01-01	8305
2012-01-01	8364