<prompt> Translate the following text to SwahiliSince the 1960s, U.S. gross national saving as a share of GDP has ranked sixth among a group of seven major industrialized countries- the G-7.  <response>: Tangu miaka ya 1960, uhifadhi wa jumla wa kitaifa wa Marekani kama sehemu ya Pato la Taifa umekuwa wa sita kati ya kikundi cha nchi saba kuu za viwanda - G7. 