| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                    
                                    0%
                                 | 
| 1 | Possible to achieve without much effort | 8 | 
                                    
                                    12.5%
                                 | 
| 2 | Possible to achieve with some effort | 10 | 
                                    
                                    15.6%
                                 | 
| 3 | Possible to achieve with normal amount of effort | 20 | 
                                    
                                    31.3%
                                 | 
| 4 | Possible to achieve with more than normal effort | 14 | 
                                    
                                    21.9%
                                 | 
| 5 | Only possible to achieve with extraordinary effort | 10 | 
                                    
                                    15.6%
                                 | 
| 6 | Targets were not achieved | 2 | 
                                    
                                    3.1%
                                 | 
| Sysmiss | 151 |