| age range | HISTOLOGICAL NATURE | HISTOLOGICAL SUBTYPE | |||
| benign | Clever | Mixed germinal | Non-seminomatous | Seminomatous | |
| 0 to 10 years | 10 (56%) | 2 | 0 | 9 (36%) | 0 |
| 11 to 20 years old | 2 | 1 | 1 | 2 | 0 |
| 21 to 30 years old | 3 | 3 | 0 | 6 | 2 |
| 31 to 40 years old | 2 | 4 | 0 | 6 | 1 |
| 41 to 50 years old | 1 | 1 | 0 | 1 | 1 |
| 50 years | 0 | 1 | 0 | 1 | 0 |
| Total | 18 | 12 | 1 | 25 | 4 |