| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | Possible to achieve without much effort | 2 |
1.3%
|
| 2 | Possible to achieve with some effort | 12 |
7.9%
|
| 3 | Possible to achieve with normal amount of effort | 40 |
26.5%
|
| 4 | Possible to achieve with more than normal effort | 69 |
45.7%
|
| 5 | Only possible to achieve with extraordinary effort | 9 |
6%
|
| 6 | Targets were not achieved | 19 |
12.6%
|
| Sysmiss | 194 |