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.
Mechagon Workshop
Mechagon Junkyard
Tazavesh: So'leah's Gambit
Iron Docks
Tazavesh: Streets of Wonder
Return to Karazhan: Lower
Grimrail Depot