ed , ▁and ▁ 4 . 6 % ▁of ▁the ▁population ▁( 6 9 2 , 1 9 2 ▁people ) ▁fit ▁that ▁description . ▁Of ▁that ▁ 4 . 6 %, ▁ 8 7 . 3 % ▁declared ▁themselves ▁Map uche . ▁Most ▁of ▁the ▁ind igen ous ▁population ▁show ▁varying ▁degrees ▁of ▁mixed ▁ancest ry . ▁ ▁Chile ▁is ▁one ▁of ▁the ▁twenty - two ▁countries ▁to ▁have ▁signed ▁and ▁rat ified ▁the ▁only ▁binding ▁international ▁law ▁concerning ▁ind igen ous ▁pe op les , ▁Ind igen ous ▁and ▁Trib al ▁Pe op les ▁Convention , ▁ 1 9 8 9 . ▁It ▁was ▁adopted ▁in ▁ 1 9 8 9 ▁as ▁the ▁International ▁Labour ▁Organ ization ▁( I LO ) ▁Convention ▁ 1 6 9 . ▁Chile ▁rat ified ▁the ▁convention ▁in ▁ 2 0 0 8 . ▁In ▁November ▁ 2 0 0 9 , ▁a ▁court ▁decision ▁in ▁Chile , ▁considered ▁to ▁be ▁a ▁land mark ▁r uling ▁in ▁ind igen ous ▁rights ▁concerns , ▁made ▁use ▁of ▁the ▁I LO ▁convention ▁ 1 6 9 . ▁The ▁Supreme ▁Court ▁decision ▁on ▁A ym ara ▁water ▁rights ▁u ph olds ▁r ul ings ▁by ▁both ▁the ▁Poz o ▁Al mon te ▁trib unal ▁and ▁the ▁I qu ique ▁Court ▁of ▁App e als , ▁and ▁marks ▁the ▁first ▁jud icial ▁application ▁of ▁I LO ▁Convention ▁ 1 6 9 ▁in ▁Chile . ▁ ▁Other ▁eth nic ▁groups ▁ ▁It ▁is ▁estimated ▁that ▁about ▁ 5 % ▁of ▁the