This got linked to in comments about a new report i saw. Figured, if you haven't seen it yet, it might be useful the next time you have to try and argue with someone who declares that there is no difference between men and women in sport.
boysvswomen.com/#/world-record
It's pretty self-explanatory.
I saw it linked to in comments on this:
eu.usatoday.com/story/opinion/2021/05/22/transgender-athletes-girls-women-sports-track-connecticut-column/5149532001/