| Value | Category | Cases | |
|---|---|---|---|
| Family | 38 |
13.5%
|
|
| From others in the area | 9 |
3.2%
|
|
| From parents | 193 |
68.4%
|
|
| Self-taught | 41 |
14.5%
|
|
| Trained from a project | 1 |
0.4%
|