▁to ▁ 1 . 9 % ▁in ▁ 1 9 2 0 , ▁and ▁ 1 . 6 % ▁in ▁ 1 9 3 0 . ▁ ▁The ▁largest ▁cont ing ent ▁of ▁people ▁to ▁have ▁arrived ▁in ▁post - in dep end ence ▁Chile ▁came ▁from ▁Spain ▁and ▁the ▁Bas que ▁country , ▁a ▁region ▁divided ▁between ▁northern ▁Spain ▁and ▁southern ▁France . ▁Est im ates ▁of ▁the ▁number ▁Chile ans ▁who ▁have ▁one ▁or ▁two ▁s urn ames ▁from ▁Bas que ▁origin ▁ranges ▁from ▁ 1 0 % ▁( 1 , 6 0 0 , 0 0 0 ) ▁to ▁as ▁high ▁as ▁ 2 0 % ▁( 3 , 2 0 0 , 0 0 0 ). ▁Note ▁that ▁this ▁phenomen on ▁occurs ▁not ▁only ▁in ▁Chile , ▁but ▁also ▁in ▁every ▁Aut onom ous ▁Community ▁of ▁Spain , ▁as ▁well ▁as ▁in ▁other ▁Latin ▁American ▁countries ▁one ▁can ▁see ▁that ▁a ▁substantial ▁portion ▁of ▁their ▁populations ▁have ▁one ▁or ▁two ▁s urn ames ▁of ▁Bas que ▁or ▁Navar re ▁origin , ▁t ending ▁to ▁be ▁more ▁common ▁in ▁the ▁upper ▁classes , ▁and ▁hence ▁becoming ▁more ▁unusual ▁in ▁lower ▁classes . ▁ ▁Chile ' s ▁various ▁waves ▁of ▁non - Span ish ▁imm igr ants ▁include ▁It ali ans , ▁Irish , ▁French , ▁Gree ks , ▁Germ ans , ▁English , ▁Sc ots , ▁Cro ats , ▁and ▁Pol es . ▁ ▁In ▁ 1 8 4 8 ▁an ▁important ▁and ▁substantial ▁German ▁imm igration ▁took ▁place ,