trend line is badly misleading since 2021Q1 just started and tesla delivers their cars at the end of the quarter
https://eu-evs.com/CLASSIC/index.html
Volkswagen had the first and third best selling cars in Norway in 2020, the Audi e-tron and the VW ID.3.
The ID.3 didn't get a full year of sales because it has only been available since September.