Year	Thousands of Persons
1970-01-01	4955
1971-01-01	5114
1972-01-01	5330
1973-01-01	5602
1974-01-01	5858
1975-01-01	6107
1976-01-01	6418
1977-01-01	6599
1978-01-01	6837
1979-01-01	7116
1980-01-01	7375
1981-01-01	7642
1982-01-01	7609
1983-01-01	7739
1984-01-01	7947
1985-01-01	8206
1986-01-01	8453
1987-01-01	8719
1988-01-01	8985
1989-01-01	9206
1990-01-01	9370
1991-01-01	9392
1992-01-01	9408
1993-01-01	9531
1994-01-01	9717
1995-01-01	9879
1996-01-01	10003
1997-01-01	10193
1998-01-01	10433
1999-01-01	10718
2000-01-01	10994
2001-01-01	11221
2002-01-01	11473
2003-01-01	11787
2004-01-01	11984
2005-01-01	12159
2006-01-01	12471
2007-01-01	12875
2008-01-01	13133
2009-01-01	13163
2010-01-01	13384
2011-01-01	13581
2012-01-01	13720