Here's one site that attempts to catalog this: https://displaylag.com/video-game-input-lag-database/
Found an article from a few years ago: https://www.gamasutra.com/view/feature/3725/measuring_respon...
Not all games are that bad, especially these days. And your overall point is correct: adding even a little bit on top of that already horrendous latency is going to be noticeable by players.