| No. | DMU | DEA-CCR | DEA-BCC | Scale efficiency | Return to scale |
| 1 | Nador | 0.226 | 0.246 | 0.920 | Increasing |
| 2 | Tanger Med I | 1.000 | 1.000 | 1.000 | Constant |
| 3 | Casablanca | 0.506 | 0.674 | 0.752 | Decreasing |
| 4 | Jorf Lasfar | 1.000 | 1.000 | 1.000 | Constant |
| 5 | Safi | 0.632 | 0.655 | 0.965 | Increasing |
| 6 | Agadir | 0.726 | 0.939 | 0.773 | Increasing |
| 7 | Laayoune | 0.853 | 1.000 | 0.853 | Increasing |
| 8 | Dakhla | 0.771 | 1.000 | 0.771 | Increasing |