Thanks! I think the Lemmy term you’re looking for is community. I need better access to data to contribute more here, the major limitation being my awareness of what’s out there. Maybe I’ll try to summarize that in a post on here this weekend.

I also looked at point differentials of 20 and 30. They had similar patters across years. Here are the # games with at least a 20-point difference: 2021 - 93 games, 2022 (last year) - 82 games, 2023 (this year) - 102 games