| Value | Category | Cases | |
|---|---|---|---|
| Family | 24 |
7.9%
|
|
| From others in the area | 189 |
62%
|
|
| From parents | 25 |
8.2%
|
|
| Self-taught | 50 |
16.4%
|
|
| Trained from a project | 17 |
5.6%
|