<prompt> Translate the following text to SwahiliAs indicated in the table, the Clear Skies Act yields relatively modest air quality improvements for about one-fourth of the US population i.e.  <response>: Kama ilivyoelezwa katika jedwali, Sheria ya Clear Skies inatoa uboreshaji wa hali ya hewa kwa kiasi kidogo kwa karibu robo ya idadi ya watu wa Marekani. 