2024-04-102024-04-102021https://otos.stat.fi/handle/123456789/32659enCC BY 4.0birth ratechildrenfertilityincrease of populationnatalitypopulationpopulation changesvital statisticsBirths 2020Syntyneet 2020 : VuosikatsausFödda 2020 : ÅrsöversiktURN:NBN:fi-fe20230919132030fulltext