| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not satisfactory | 4 |
5.1%
|
| 2 | Satisfactory | 57 |
73.1%
|
| 3 | Strongly dissatisfied | 1 |
1.3%
|
| 4 | Strongly satisfactory | 16 |
20.5%
|
| Missing value | 2 |