| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | knows no method | 189 |
9.6%
|
| 1 | knows only folkloric method | 0 |
0%
|
| 2 | knows only traditional method | 37 |
1.9%
|
| 3 | knows modern method | 1742 |
88.5%
|