The Rh Negative Blog

29% of the Ait Moghrad population in the High Atlas Range is Rh-

The frequency of the D-negative phenotype differs significantly between populations. D-negative frequencies of about 29% were documented among Basques and in distinct populations living in the High Atlas Range of Morocco:

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3926725/table/tI-blt-12-3/?report=objectonly