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.
Neltharion's Lair
Halls of Infusion
Brackenhide Hollow
Freehold
Neltharus
The Vortex Pinnacle
Uldaman: Legacy of Tyr
The Underrot