It should not be forgotten the following A study published 2007 using 6 501 unrelated Y chromosome samples from 81 populations found that Considering both these E M78 sub haplogroups E V12 E V22 E V65 and the E M81 haplogroup the contribution of northern African lineages to the entire male gene pool of Iberia is 5 6 50 In terms of the number of samples much bigger even 10 times bigger than the others Anyway again summary needed Jan