| Value | Category | Cases | |
|---|---|---|---|
| 0 | No method | 3510 |
98.1%
|
| 1 | Folkloric method | 0 |
0%
|
| 2 | Traditional method | 8 |
0.2%
|
| 3 | Modern method | 55 |
1.5%
|
| 8 | Don't know | 5 |
0.1%
|