| Value | Category | Cases | |
|---|---|---|---|
| 0 | No method | 3297 |
92.1%
|
| 1 | Folkloric method | 3 |
0.1%
|
| 2 | Traditional method | 37 |
1%
|
| 3 | Modern method | 208 |
5.8%
|
| 8 | Don't know | 33 |
0.9%
|