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.
Return to Karazhan: Lower
Cathedral of Eternal Night
Court of Stars
Vault of the Wardens
Black Rook Hold
Halls of Valor
Eye of Azshara
Darkheart Thicket
Return to Karazhan: Upper
The Arcway