| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.1%
|
| 1 | Possible to achieve without much effort | 64 |
8.2%
|
| 2 | Possible to achieve with some effort | 151 |
19.3%
|
| 3 | Possible to achieve with normal amount of effort | 217 |
27.7%
|
| 4 | Possible to achieve with more than normal effort | 220 |
28.1%
|
| 5 | Only possible to achieve with extraordinary effort | 62 |
7.9%
|
| 6 | Targets were not achieved | 67 |
8.6%
|
| Sysmiss | 213 |