What are the main languages spoken in East Sepik Province

The main languages by districts are :-

Ambunti - Iwam, Kwoma, Manambu, Chambri.
Angoram - Iatmul, Angorarn, Kambot, Banaro.
Maprik - Abelam, (Abulas), Kwanga Southern Arapesh.
Wewak - Boiken, Sawos, Mountain Arapesh, Kairiru.