| Value | Category | Cases | |
|---|---|---|---|
| 1 | Exceptionally good / much better than normal | 37 |
2.6%
|
| 2 | Good / better than normal | 334 |
23.5%
|
| 3 | Average / normal | 485 |
34.1%
|
| 4 | Not good, less than normal | 447 |
31.5%
|
| 5 | Very bad, much less than normal | 117 |
8.2%
|
| a | 1 |
0.1%
|
|
| Sysmiss | 344 |