Period	Persons
1967-01-01	416342
1972-01-01	474538
1977-01-01	551823
1982-01-01	648202
1987-01-01	804134
1992-01-01	979666
1997-01-01	1126986
2002-01-01	1306667
2007-01-01	1529406
2012-01-01	1791225