Autofill is a pretty cool feature in LoL. It's for all of us who play the game on the more casual side and don't really have a preferred lane. It's for those of us who want to play a lot of champions on a lot of different lanes.
However, autofill makes it very obvious which positions are played the least in League. So if you're wondering which position you're most likely going to end up in when you get autofilled, then here it is.