The 12,000 tribes that left to another Galaxy are not lost → See Andromeda- Dai and Leo II Dai
The 5,400 Dai tribes that vanished took the ancient gates and are now active in another distant Galaxy Cluster.
The 15,600 Tribes that left for the Downward Sector of the Galaxy
Almost 11,000 tribes followed the vanished tribes and also left for another Galaxy Cluster.
The remaining Downward Dai abandoned their piracy / nomad lifestyle and colonized a Star system and established a Dai Than Empire of 14 Star Systems and call themselves the Norgh-Dai (Settled Ones)