<prompt> Translate the following text to SwahiliSome have noted that the less robust estimates based on the Six-Cities Study are significantly higher than those based on the more broadly distributed ACS data sets.  <response>: Kwa upande mwingine, takwimu za chini za msingi za utafiti wa miji sita ni za juu zaidi kuliko zile za msingi wa seti za data za ACS zilizosambazwa kwa wingi. 