| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Never used | 449 |
56.5%
|
| 1 | Used only folkloric | 2 |
0.3%
|
| 2 | Used only trad. meth | 81 |
10.2%
|
| 3 | Used modern method | 263 |
33.1%
|