<prompt> Translate the following text to SwahiliThe interest rate on the national debt is held constant, for example, even when deficits climb and the national saving rate plummets.  <response>: Kiwango cha riba cha deni la kitaifa huhifadhiwa kuwa sawa, kwa mfano, hata wakati mapungufu yanapopanda na kiwango cha akiba ya kitaifa kinapungua. 