| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                    
                                    0%
                                 | 
| 1 | Possible to achieve without much effort | 3 | 
                                    
                                    0.9%
                                 | 
| 2 | Possible to achieve with some effort | 64 | 
                                    
                                    20.1%
                                 | 
| 3 | Possible to achieve with normal amount of effort | 57 | 
                                    
                                    17.9%
                                 | 
| 4 | Possible to achieve with more than normal effort | 141 | 
                                    
                                    44.3%
                                 | 
| 5 | Only possible to achieve with extraordinary effort | 52 | 
                                    
                                    16.4%
                                 | 
| 6 | Targets were not achieved | 1 | 
                                    
                                    0.3%
                                 | 
| Sysmiss | 294 |