| Value | Category | Cases | |
|---|---|---|---|
| 0 | Knows no method | 26 |
1.9%
|
| 1 | Knows only folkloric | 4 |
0.3%
|
| 2 | Knows only trad. mth | 5 |
0.4%
|
| 3 | Knows modern method | 1327 |
97.4%
|