[ollebro]

It wouldn't surprise me if it was Sweden. Most cars you see on the road are Volvos and most new sold cars are Volvos.

[vidarh]

Volvo is the manufacturer with the highest market share, but it still "only" has 20% of the market, so it's by no means "most cars".

(source: Volvo Cars press release: https://www.media.volvocars.com/global/en-gb/media/pressrele... )