| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | knows no method | 166 |
2.2%
|
| 1 | knows only folkloric method | 0 |
0%
|
| 2 | knows only traditional method | 6 |
0.1%
|
| 3 | knows modern method | 7548 |
97.8%
|