| 2012 | Frequency | Percent |
| No intervention | 325 | 65.0 |
| Episiotomy | 175 | 35.0 |
| Total | 500 | 100.0 |
| 2015 |
|
|
| No intervention | 318 | 63.6 |
| Episiotomy | 182 | 36.4 |
| Total | 500 | 100.0 |