https://cleantechnica.com/2023/03/08/how-norway-became-the-w...
https://www.mckinsey.com/industries/automotive-and-assembly/...
Also note that the amount of habitable land in Norway is rather limited, so you don't get to drive hundreds of miles over flat highway-friendly terrain, like e.g. in the US Midwest.
I'm familiar with parking in your own garage and charging, or parking on the street with no infrastructure, but I don't understand how far away these chargers would be and whether they're usable overnight.
In 2023 roughly 20% of cars sold were new cars. In 2021-2022 roughly 25% of cars sold were new cars.
Roughly 50% of new cars in 2020 were BEVs. In 2023 that number was 82%. So far[3] in 2024 it's almost 87%.
[1]: https://ofv.no/bilsalget/bilsalget-i-desember-2023
I tend to see mostly new cars, no clue what the breakdown is, though.