| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 40 |
1.4%
|
| 2 | Poor | 205 |
7.1%
|
| 3 | Average | 536 |
18.6%
|
| 4 | Good | 1439 |
49.8%
|
| 5 | Excellent | 638 |
22.1%
|
| 8 | (Do not know) | 30 |
1%
|
| Sysmiss | 16 |