| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 | 
                                    
                                    0.3%
                                 | 
| 1 | Possible to achieve without much effort | 24 | 
                                    
                                    7.1%
                                 | 
| 2 | Possible to achieve with some effort | 90 | 
                                    
                                    26.5%
                                 | 
| 3 | Possible to achieve with normal amount of effort | 78 | 
                                    
                                    22.9%
                                 | 
| 4 | Possible to achieve with more than normal effort | 96 | 
                                    
                                    28.2%
                                 | 
| 5 | Only possible to achieve with extraordinary effort | 34 | 
                                    
                                    10%
                                 | 
| 6 | Targets were not achieved | 17 | 
                                    
                                    5%
                                 | 
| Sysmiss | 1076 |