1 / 4 8 ) ▁of ▁Filip inos , ▁ 2 . 0 % ▁( 1 / 5 1 ) ▁of ▁She , ▁ 1 . 7 % ▁( 1 / 6 0 ) ▁of ▁Y ao ▁from ▁Gu ang xi , ▁ 1 . 1 % ▁( 1 / 9 2 ) ▁of ▁a ▁sample ▁from ▁L emb ata , ▁and ▁ 0 . 9 % ▁( 3 / 3 5 0 ) ▁of ▁a ▁sample ▁from ▁Sum ba . ▁ ▁In ▁a ▁study ▁published ▁in ▁ 2 0 1 1 , ▁O - P 2 0 3 ▁was ▁observed ▁in ▁ 2 2 . 2 % ▁( 3 7 / 1 6 7 ) ▁of ▁Han ▁Chinese ▁male ▁volunte ers ▁at ▁F ud an ▁University ▁in ▁Shang hai ▁whose ▁origin ▁may ▁be ▁trac ed ▁back ▁to ▁East ▁China ▁( J i ang su , ▁Z he ji ang , ▁Shang hai , ▁or ▁An hui ), ▁ 1 2 . 3 % ▁( 8 / 6 5 ) ▁of ▁Han ▁Chinese ▁male ▁volunte ers ▁whose ▁origin ▁may ▁be ▁trac ed ▁back ▁to ▁South ▁China , ▁and ▁ 1 . 6 % ▁( 2 / 1 2 9 ) ▁of ▁Han ▁Chinese ▁male ▁volunte ers ▁whose ▁origin ▁may ▁be ▁trac ed ▁back ▁to ▁North ▁China . ▁ ▁O - M 1 0 1 ▁This ▁line age ▁was ▁observed ▁in ▁one ▁individual ▁from ▁China ▁ ▁and ▁another ▁from ▁K ota ▁Kin ab alu ▁. ▁ ▁O - M 5 0 ▁This ▁line age