| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No method | 605 |
76.1%
|
| 1 | Folkloric method | 1 |
0.1%
|
| 2 | Traditional method | 71 |
8.9%
|
| 3 | Modern method | 118 |
14.8%
|