Year	Thousands of Persons
1970-01-01	7847
1971-01-01	7774
1972-01-01	7899
1973-01-01	8190
1974-01-01	8514
1975-01-01	8738
1976-01-01	8989
1977-01-01	9164
1978-01-01	9320
1979-01-01	9604
1980-01-01	9853
1981-01-01	10174
1982-01-01	10439
1983-01-01	10684
1984-01-01	11185
1985-01-01	11559
1986-01-01	11802
1987-01-01	11960
1988-01-01	12265
1989-01-01	12312
1990-01-01	12573
1991-01-01	12856
1992-01-01	12861
1993-01-01	12889
1994-01-01	12694
1995-01-01	12738
1996-01-01	12936
1997-01-01	13047
1998-01-01	13209
1999-01-01	13474
2000-01-01	13809
2001-01-01	14116
2002-01-01	14352
2003-01-01	14386
2004-01-01	14426
2005-01-01	14572
2006-01-01	14978
2007-01-01	15172
2008-01-01	15594
2009-01-01	15473
2010-01-01	15486
2011-01-01	15672
2012-01-01	15778