| Value | Category | Cases | |
|---|---|---|---|
| 0 | Knows no method | 103 |
7.2%
|
| 1 | Knows only folkloric | 2 |
0.1%
|
| 2 | Knows only trad. mth | 1 |
0.1%
|
| 3 | Knows modern method | 1324 |
92.6%
|