<prompt> Translate the following text to SwahiliThird, as noted in the section above on visibility valuation, we chose not to include in our Base Estimate the valuation of residential visibility or valuation of recreational visibility at Class I areas outside of the study regions examined in the Chestnut and Rowe 1990a, 1990b study.  <response>: Kwa upande mwingine, kama ilivyoelezwa katika sehemu ya juu juu ya thamani ya maono, tumechagua kutojumuisha katika makadirio yetu ya msingi ya thamani ya maono ya makazi au maono ya burudani katika maeneo ya darasa la I nje ya mikoa ya utafiti iliyochunguzwa katika utafiti wa Chestnut na Rowe 1990a, 1990b. 