| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no method | 14299 |
91%
|
| 1 | folkloric method | 8 |
0.1%
|
| 2 | traditional method | 162 |
1%
|
| 3 | modern method | 1245 |
7.9%
|