<prompt> Translate the following text to SwahiliThe resulting constant dollar value is that which would exist if prices had remained at the same average level as in the base period.  <response>: Thamani ya dola ya mara kwa mara inayotokana ni ile ambayo ingekuwapo ikiwa bei ingebaki katika kiwango sawa cha wastani kama katika kipindi cha msingi. 