<prompt> Translate the following text to SwahiliThe Commission also assumed that the average revenue per piece for the 21 industrial countries whose rates were available applied to the remaining 5 ICs whose rates were not available.  <response>: Tume pia ilidhani kuwa kipato cha wastani kwa kipande kwa nchi 21 za viwanda ambazo viwango vilipatikana vilitumika kwa nchi 5 zilizobaki ambazo viwango havikuwa vinapatikana. 