| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.4%
|
| 1 | Achieved without much effort | 23 |
4.1%
|
| 2 | Achieved with some effort | 40 |
7.2%
|
| 3 | Achieved with normal amount of effort | 121 |
21.7%
|
| 4 | Achieved with more than normal effort | 258 |
46.2%
|
| 5 | Only achieved with extraordinary effort | 39 |
7%
|
| 6 | Targets were not achieved | 75 |
13.4%
|
| Sysmiss | 1105 |