 Ibyo bihugu ni: Tchad 8.5 Algeria 6.6 Niger 6.2 Burkina Faso 5.5 Mali 5.3 Ariko Dr Githinji Gitahi, ukuriye Amref Health Africa, ikigo kitegamiye kuri leta cyibanda ku bijyanye nubuzima, avuga ko ibyo bigero biri hejuru bishobora kuba bigaragaza ko hari ubwandu buri hejuru cyane kurusha ubutangazwa. 