| FIGO Stage | Effective | Percentage | |
| Stage I | Stage Ia | 39 | 45.3 |
| Stage Ib | 7 | 8.1 | |
| Stage II | 24 | 28.0 | |
| Stage III | 13 | 15.1 | |
| Stage IV | 3 | 3.5 | |
| Total | 86 | 100.0 | |