| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no method | 35375 |
85.2%
|
| 1 | folkloric method | 52 |
0.1%
|
| 2 | traditional method | 2262 |
5.4%
|
| 3 | modern method | 3831 |
9.2%
|