Period	Persons
1967-01-01	1803891
1972-01-01	1925162
1977-01-01	2059399
1982-01-01	2200100
1987-01-01	2350600
1992-01-01	2423044
1997-01-01	2534069
2002-01-01	2615253
2007-01-01	2662481
2012-01-01	2707805