Period	Persons
1967-01-01	60966588
1972-01-01	68730070
1977-01-01	75880084
1982-01-01	87060582
1987-01-01	99476987
1992-01-01	112430968
1997-01-01	124945315
2002-01-01	137006279
2007-01-01	146457067
2012-01-01	154695368