Period	Persons
1967-01-01	39980000
1972-01-01	44758000
1977-01-01	50295000
1982-01-01	55687000
1987-01-01	61750000
1992-01-01	68450100
1997-01-01	74306900
2002-01-01	79538700
2007-01-01	84221100
2012-01-01	88772900