| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | Possible to achieve without much effort | 4 |
1.7%
|
| 2 | Possible to achieve with some effort | 24 |
10.3%
|
| 3 | Possible to achieve with normal amount of effort | 69 |
29.7%
|
| 4 | Possible to achieve with more than normal effort | 85 |
36.6%
|
| 5 | Only possible to achieve with extraordinary effort | 39 |
16.8%
|
| 6 | Targets were not achieved | 11 |
4.7%
|
| Sysmiss | 170 |