That sort of data might be found over at /r/FuckYourHeadlights on the Other Site. So many people are fed up with these eye damaging laser headlights they’ve made a subreddit for it, there is even an organized group with their own website trying to push back against this unrestrained bullshit.
Someone there did a controlled study on a selection of newer cars and posted their findings. The two pinned posts may already have the exact data you’re interested in.
Every time I see these reports, I think of how Porky doesn’t seem interested in hiring fucking anyone for the supposedly open jerbs that already existed. This shit is nothing more than porn for shareholders and investors.