From Userpatch's documentation:
civilizations.aiNameOffset : int
- default: 140
- the offset from the end of the Age of Kings' AI names to the start of the Conquerors'
- Age of Kings AI names end at 4660 (4656, but 20 are reserved per civ)
- Conquerors AI names start at 4800, making the value 140 (4800-4660)
This article also has some discussion that might be useful to you:
http://aok.heavengames.com/cgi-bin/forums/display.cgi?action=ct&f=26,42278,,all
AoK: Realms
Adds Armenians, Balts, Bamars, Bohemians, Bulgars, Burgundians, Chimus, Dutch, Helvetians, Jurchens, Khmers, Malays, Mandinkas, Moors, Muisca, Tamils, Tufans, Turcomans, and Viets
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