For the same year, 2017, it's 24.1% for Sweden and 16.8% for Norway: https://en.wikipedia.org/wiki/Immigration_to_Norway https://en.wikipedia.org/wiki/Immigrati

For the same year, 2017, it's 24.1% for Sweden and 16.8% for Norway: https://en.wikipedia.org/wiki/Immigration_to_Norway https://en.wikipedia.org/wiki/Immigration_to_Norway And in both countries almost half of the immigrants come from Europe or similar latitudes. This doesn't explain the factor 10 difference in outcome.