| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 35 |
4.4%
|
| 2 | Poor | 61 |
7.6%
|
| 3 | Neither poor, nor good | 96 |
12%
|
| 4 | Good | 523 |
65.5%
|
| 5 | Very good | 83 |
10.4%
|
| Sysmiss | 23 |