| Value | Category | Cases | |
|---|---|---|---|
| 0 | no method | 2797 |
94.7%
|
| 1 | folkloric method | 0 |
0%
|
| 2 | traditional method | 2 |
0.1%
|
| 3 | modern method | 147 |
5%
|
| 8 | don't know | 6 |
0.2%
|
| Sysmiss | 2 |