from ~16% in just Ethiopia to ~11.5 % ( 75 / 650 ) when Sudan and Somalia are included. Also important to note is that the Beta Israel, Dinka , Shiluk , Nuer and Nuba all carry anywhere between 33% and 62% of A3b2 lineages. 3) Haplogroup B frequency distribution (Fig. S1 -a)   "Haplogroup