| value | category | cases | |
|---|---|---|---|
| 0 | Never used | 1614 |
69%
|
| 1 | Used only folkloric | 2 |
0.1%
|
| 2 | Used only trad. meth | 222 |
9.5%
|
| 3 | Used modern method | 502 |
21.5%
|