| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 47 |
6.4%
|
| 2 | good | 189 |
25.7%
|
| 3 | poor | 15 |
2%
|
| 4 | very_good | 150 |
20.4%
|
| 5 | very_poor | 3 |
0.4%
|
| Missing value | 331 |
45%
|