From the above article:
This aircraft in an all economy configuration can accommodate 220 passengers which includes and it is equipped with 16 luxurious business class seats; and 173 economies and 189 passenger capacities.
Or 120 Samoans.
In the meantime, Tuilaepa said the airline’s second aircraft — which the Government announced recently — will arrive in June this year in time for the 2019 Pacific Games.
At least it will give them a source of spares!