<prompt> Translate the following text to SwahiliNext we introduce the concept of delivery route profit and quantify the relative profits from delivered mail and mail not requiring delivery in both Italy and the U.S.  <response>: Kisha, tunaanzisha dhana ya faida ya njia ya utoaji na kuhesabu faida ya jamaa kutoka kwa barua iliyotolewa na barua ambayo haihitaji utoaji katika Italia na Marekani. 