| Value | Category | Cases | |
|---|---|---|---|
| 0 | knows no method | 621 |
11.5%
|
| 1 | knows only folkloric | 2 |
0%
|
| 2 | knows only trad. mth | 7 |
0.1%
|
| 3 | knows modern method | 4791 |
88.4%
|