<prompt> Translate the following text to SwahiliWe find that the burden on low per capita postal systems is much greater than on medium to high volume postal systems.  <response>: Kwa mfano, kwa mfumo wa posta wa kiwango cha chini cha watu, gharama za posta ni kubwa kuliko kwa mfumo wa posta wa kiwango cha kati. 