Year	Thousands of Persons
1970-01-01	4442
1971-01-01	4553
1972-01-01	4655
1973-01-01	4748
1974-01-01	4845
1975-01-01	4921
1976-01-01	5025
1977-01-01	5115
1978-01-01	5262
1979-01-01	5356
1980-01-01	5458
1981-01-01	5567
1982-01-01	5675
1983-01-01	5767
1984-01-01	5871
1985-01-01	5980
1986-01-01	6092
1987-01-01	6217
1988-01-01	6354
1989-01-01	6482
1990-01-01	6600
1991-01-01	6691
1992-01-01	6766
1993-01-01	6854
1994-01-01	6949
1995-01-01	7053
1996-01-01	7136
1997-01-01	7244
1998-01-01	7342
1999-01-01	7450
2000-01-01	7552
2001-01-01	7675
2002-01-01	7800
2003-01-01	7911
2004-01-01	8017
2005-01-01	8166
2006-01-01	8299
2007-01-01	8448
2008-01-01	8593
2009-01-01	8779
2010-01-01	8976
2011-01-01	9124
2012-01-01	9258