Year	Thousands of Persons
1970-01-01	7397
1971-01-01	7425
1972-01-01	7265
1973-01-01	7253
1974-01-01	7408
1975-01-01	7426
1976-01-01	7314
1977-01-01	7404
1978-01-01	7373
1979-01-01	7366
1980-01-01	7472
1981-01-01	7401
1982-01-01	7305
1983-01-01	7136
1984-01-01	6817
1985-01-01	6671
1986-01-01	6598
1987-01-01	6492
1988-01-01	6566
1989-01-01	6534
1990-01-01	6628
1991-01-01	6701
1992-01-01	6638
1993-01-01	6850
1994-01-01	6722
1995-01-01	6607
1996-01-01	6521
1997-01-01	6472
1998-01-01	6536
1999-01-01	6551
2000-01-01	6542
2001-01-01	6596
2002-01-01	6661
2003-01-01	6674
2004-01-01	6712
2005-01-01	6774
2006-01-01	6764
2007-01-01	6860
2008-01-01	6685
2009-01-01	6440
2010-01-01	6247
2011-01-01	6193
2012-01-01	5995