| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No method | 624 |
84.1%
|
| 1 | Folkloric method | 2 |
0.3%
|
| 2 | Traditional method | 42 |
5.7%
|
| 3 | Modern method | 74 |
10%
|