| value | category | cases | |
|---|---|---|---|
| 0 | Knows no method | 105 |
4.5%
|
| 1 | Knows only folkloric | 2 |
0.1%
|
| 2 | Knows only trad. mth | 58 |
2.5%
|
| 3 | Knows modern method | 2175 |
92.9%
|