5 ▁years ▁of ▁age ▁or ▁older . ▁ ▁The ▁median ▁age ▁was ▁ 3 0 ▁years . ▁For ▁every ▁ 1 0 0 ▁females , ▁there ▁were ▁ 9 8 . 6 ▁males . ▁ ▁For ▁every ▁ 1 0 0 ▁females ▁age ▁ 1 8 ▁and ▁over , ▁there ▁were ▁ 9 6 . 2 ▁males . ▁ ▁The ▁median ▁income ▁for ▁a ▁household ▁in ▁the ▁Indian ▁res ervation ▁was ▁$ 3 2 , 6 6 4 , ▁and ▁the ▁median ▁income ▁for ▁a ▁family ▁was ▁$ 3 4 , 3 3 6 . ▁M ales ▁had ▁a ▁median ▁income ▁of ▁$ 2 7 , 7 4 2 ▁versus ▁$ 2 1 , 7 7 4 ▁for ▁females . ▁The ▁per ▁cap ita ▁income ▁for ▁the ▁Indian ▁res ervation ▁was ▁$ 1 2 , 0 1 7 . ▁ ▁About ▁ 1 9 . 4 % ▁of ▁families ▁and ▁ 2 2 . 4 % ▁of ▁the ▁population ▁were ▁below ▁the ▁pover ty ▁line , ▁including ▁ 3 1 . 3 % ▁of ▁those ▁under ▁age ▁ 1 8 ▁and ▁ 1 4 . 9 % ▁of ▁those ▁age ▁ 6 5 ▁or ▁over . ▁ ▁Cont ro vers ies ▁ ▁D rug ▁and ▁human ▁sm ugg ling ▁Because ▁of ▁the ▁latitude ▁of ▁this ▁area , ▁rivers ▁free ze ▁in ▁winter , ▁providing ▁shortcut s ▁for ▁the ▁Moh awk ▁crossing ▁the ▁international ▁border . ▁These ▁conditions ▁also ▁make ▁the ▁border ▁more ▁por ous ▁for ▁sm ug gl ers ▁of ▁many ▁items ,