Class Frequency By Run:Each character will be counted for every run they are in.
Unique Class Population:Each character will be counted only once, despite how many runs they are in.
Black Rook Hold
Eye of Azshara
Neltharion's Lair
The Arcway
Court of Stars
Halls of Valor
Darkheart Thicket
Vault of the Wardens
Return to Karazhan: Upper