<prompt> Translate the following text to SwahiliAs figure 2.3 shows, Japans gross national saving as a share of GDP has consistently ranked the highest among the G-7 countries.  <response>: Kama inavyoonekana katika takwimu ya 2.3, Uhifadhi wa jumla wa kitaifa wa Japani kama sehemu ya Pato la Taifa umekuwa ukiwekwa kwa mfululizo juu zaidi kati ya nchi za G7. 