jan 5, 1989 - 1989: - Bendel - 79 cases, 49 deaths - Borno - 12 cases - Imo - 1,308 cases, 224 deaths - Katsina - 8 cases, 7 deaths - Kwara - 13 cases, 13 deaths - Lagos - 1 case - Oyo - 100 cases, 60 deaths - Plateau - 2 cases - Sokoto