| Sit of the lesion | Manpower | Percentage |
| Head | 100 | 33.9 |
| Abdomen | 50 | 17 |
| Former thorax | 32 | 10.8 |
| Lower limb | 29 | 9.8 |
| Upper limb | 24 | 8.1 |
| Posterior thorax | 4 | 1.4 |
| Neck | 2 | 0.7 |
| Other | 54 | 18.3 |
| Total | 295 | 100 |