| Value | Category | Cases | |
|---|---|---|---|
| . | 3 |
5.4%
|
|
| 1 | Voluntary | 30 |
53.6%
|
| 2 | Required | 17 |
30.4%
|
| 3 | 5 |
8.9%
|
|
| 8 | Dont know | 1 |
1.8%
|
| 9 | No response | 0 |
0%
|