| Value | Category | Cases | |
|---|---|---|---|
| 1 | Exceptionally good / much better than normal | 155 |
14.9%
|
| 2 | Good / better than normal | 174 |
16.7%
|
| 3 | Average / normal | 150 |
14.4%
|
| 4 | Not good, less than normal | 402 |
38.7%
|
| 5 | Very bad, much less than normal | 158 |
15.2%
|
| Sysmiss | 279 |