2024-04-102024-04-102021https://otos.stat.fi/handle/123456789/37074enCC BY 4.0birth rateforecastingincrease of populationmigrationmortalitynatalitypopulationpopulation changespopulation projectionsprojectionsvital statisticsPopulation projection 2021–2070Väestöennuste 2021–2070Befolkningsprognosen 2021–2070URN:NBN:fi-fe20230925136864fulltext