| value | category | cases | |
|---|---|---|---|
| 0 | Knows no method | 261 |
7.2%
|
| 1 | Knows only folkloric | 1 |
0%
|
| 2 | Knows only trad. mth | 39 |
1.1%
|
| 3 | Knows modern method | 3304 |
91.7%
|