| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | Possible to achieve without much effort | 13 |
7.6%
|
| 2 | Possible to achieve with some effort | 55 |
32%
|
| 3 | Possible to achieve with normal amount of effort | 45 |
26.2%
|
| 4 | Possible to achieve with more than normal effort | 50 |
29.1%
|
| 5 | Only possible to achieve with extraordinary effort | 5 |
2.9%
|
| 6 | Targets were not achieved | 4 |
2.3%
|
| Sysmiss | 181 |