For a Republican:
8% is a good target to shoot for.
14% is the mark at which losing the race becomes very difficult.
We don't have any data for 31% or anything higher because it's never been done before
That's not a purebread Apache! You bigots are appropriating eurocopter-kin! REEEEE!
This is the most realistic prediction. My map, however, if much more delusional than this