Period	Persons
1967-01-01	67874
1972-01-01	77543
1977-01-01	87407
1982-01-01	98802
1987-01-01	109211
1992-01-01	122929
1997-01-01	134029
2002-01-01	144447
2007-01-01	163390
2012-01-01	188098