Year	Thousands of Persons
1970-01-01	3088
1971-01-01	3196
1972-01-01	3282
1973-01-01	3417
1974-01-01	3539
1975-01-01	3609
1976-01-01	3708
1977-01-01	3775
1978-01-01	3882
1979-01-01	3942
1980-01-01	4076
1981-01-01	4183
1982-01-01	4241
1983-01-01	4248
1984-01-01	4432
1985-01-01	4627
1986-01-01	4869
1987-01-01	5011
1988-01-01	5200
1989-01-01	5427
1990-01-01	5596
1991-01-01	5568
1992-01-01	5576
1993-01-01	5594
1994-01-01	5790
1995-01-01	6066
1996-01-01	6164
1997-01-01	6242
1998-01-01	6424
1999-01-01	6560
2000-01-01	6691
2001-01-01	6853
2002-01-01	7012
2003-01-01	7229
2004-01-01	7343
2005-01-01	7628
2006-01-01	7829
2007-01-01	8087
2008-01-01	8286
2009-01-01	8407
2010-01-01	8612
2011-01-01	8835
2012-01-01	8931