| Sample’s number | OSSP 1F/R | OSSP 6F/R | OSSP 5F/R | Sites |
| 2 |
| 1 | 1 | Yaoundé |
| 7 |
| 1 |
| Yaoundé |
| 16 | 1 | 1 | 1 | Yaoundé |
| 17 |
|
|
| Yaoundé |
| 18 | 1 |
| 1 | Yaoundé |
| 19 | 1 |
| 1 | Yaoundé |
| 20 | 1 |
| 1 | Yaoundé |
| 22 | 1 |
| 1 | Ebolowa |
| 25 | 1 |
|
| Yaoundé |
| 26 |
|
| 1 | Yaoundé |
| 28 |
| 1 | 1 | Yaoundé |
| 29 | 1 | 1 | 1 | Yaoundé |
| 30 | 1 | 1 | 1 | Yaoundé |
| 31 |
|
|
| Yaoundé |
| 38 | 1 |
| 1 | Yaoundé |
| 39 | 1 |
| 1 | Yaoundé |
| 40 | 1 |
| 1 | Yaoundé |
| 41 | 1 |
| 1 | Yaoundé |
| 42 | 1 |
| 1 | Yaoundé |
| 47 |
| 1 |
| Ebolowa |