I don't know what criteria you use to say the fan base is not in the top 20. That the students's aren't. Just asinine.
Are they not drunk enough for you? How rude and assholish do they have to be to climb in your rankings? Are you jealous of the hordes of unwashed, drunken hicks at SEC games?
I invite you to compare experiences at LSU and ND on big home games and tell me which is better.