the most often referenced graph originated on reddit, even [https://www.reddit.com/r/dataisbeautiful/comments/azjti7/leonardo_dicaprio_refuses_to_date_a_woman_over_25/]

that's since been picked up periodically by gossip and news outlets [https://www.insider.com/leonardo-dicaprio-girlfriends-reddit-chart-2019-3]

just a meme/social phenomenon that gets more fun to follow the older he gets without deviation.