| Division (North West region) | Rocks (m3) | Division (Adamawa region) | Rocks (m3) |
| Boyo | 5,200,000 | Djerem | 5,700,000,000 |
| Bui | 5,100,000 | Faro et Déo | 11,780,000,000 |
| Donga Mantung | 4,400,000 | Mayo Banyo | 11,167,000,000 |
| Mentchum | 4,600,000 | Mbéré | 17,000,000,000 |
| Mezam | 4,400,000 | Vina | 29,550,000,000 |
| Momo | 5,900,000 | - | - |
| Ngoketunjia | 958,000 | - | - |