Period	Persons
1967-01-01	1625829
1972-01-01	1723445
1977-01-01	1821920
1982-01-01	1922729
1987-01-01	1980064
1992-01-01	1993080
1997-01-01	1991687
2002-01-01	2074441
2007-01-01	2096620
2012-01-01	2105575