| DMUs | Efficiency scores | Return to scale | Comment | Rank |
| Route 1 | 1.000 | Increasing | Efficient | 1 |
| Route 2 | 1.000 | Constant | Efficient | 1 |
| Route 3 | 1.000 | Constant | Efficient | 1 |
| Route 4 | 0.921 | Increasing | Fairly efficient | 7 |
| Route 5 | 0.940 | Increasing | Fairly efficient | 6 |
| Route 6 | 1.000 | Increasing | Efficient | 1 |
| Route 7 | 1.000 | Constant | Efficient | 1 |
| Route 8 | 0.916 | Decreasing | Fairly efficient | 8 |