Divinity: Original Sin (Classic)
Just Cause 3
4 days 23 hours
Fallen Earth: Blood Sports
3 days 12 hours
2 days 20 hours
Dying Light: The Following - Enhanced Edition
2 days 16 hours
They had a maximum of 52 players at once in March. I think it's kind of a fair point :)
But I will try and be more positive... it's tough though.
A well-informed buy, if I may say so myself. Good for you, sir!