{"version":"2.0","class":"dataset","label":"01222: Population and changes during the quarter, by region and quarter","source":"Statistics Norway","updated":"2026-02-25T07:00:00Z","note":["For the 4th quarter the increase in population is calculated as the population at the end of the year less the population at the start of the quarter. For the first, second and third quarter the increase in population is the sum of the excess of births and the net migration.","[See list over changes in regional classifications](https://www.ssb.no/offentlig-sektor/kommunekatalog/endringer-i-de-regionale-inndelingene) (in Norwegian).\n"],"role":{"time":["Tid"],"geo":["Region"],"metric":["ContentsCode"]},"id":["Region","ContentsCode","Tid"],"size":[41,1,16],"dimension":{"Region":{"label":"region","category":{"index":{"31":0,"32":1,"30":2,"01":3,"02":4,"03":5,"34":6,"04":7,"05":8,"33":9,"06":10,"39":11,"40":12,"38":13,"07":14,"08":15,"42":16,"09":17,"10":18,"11":19,"46":20,"12":21,"13":22,"14":23,"15":24,"50":25,"16":26,"17":27,"18":28,"55":29,"56":30,"54":31,"19":32,"20":33,"21":34,"22":35,"23":36,"25":37,"26":38,"88":39,"99":40},"label":{"31":"Østfold","32":"Akershus","30":"Viken (2020-2023)","01":"Østfold (-2019)","02":"Akershus (-2019)","03":"Oslo - Oslove","34":"Innlandet","04":"Hedmark (-2019)","05":"Oppland 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og Romsdal to Trøndelag. 1 January 2020, the municipality 1444 Hornindal was moved from Sogn og Fjordane to Møre og Romsdal."],"50":["1 January 2019, the municipality 1567 Rindal was moved from Møre og Romsdal to Trøndelag. 1 January 2020, the municipality 1571 Halsa was moved from Møre og Romsdal to Trøndelag."],"18":["1 January 2020, the municipality 1852 Tjeldsund was moved from Nordland to Troms og Finnmark."],"21":["Svalbard is not defined as a county in the legal sense, but in official statistics Svalbard is treated in the same way as the other counties in Norway."]}},"extension":{"elimination":true,"show":"code_value"},"link":{"describedby":[{"extension":{"Region":"urn:ssb:classification:klass:104"}}]}},"ContentsCode":{"label":"contents","category":{"index":{"Folketallet1":0},"label":{"Folketallet1":"Population at the beginning of the quarter"},"unit":{"Folketallet1":{"base":"persons","decimals":0}}},"extension":{"elimination":false,"refperiod":{"Folketallet1":"At the beginning 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