| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | Possible to achieve without much effort | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 2 | Possible to achieve with some effort | 3 | 
                                                                 
                                    
                                    37.5%
                                 
                                                             | 
                                                        
                    
| 3 | Possible to achieve with normal amount of effort | 3 | 
                                                                 
                                    
                                    37.5%
                                 
                                                             | 
                                                        
                    
| 4 | Possible to achieve with more than normal effort | 2 | 
                                                                 
                                    
                                    25%
                                 
                                                             | 
                                                        
                    
| 5 | Only possible to achieve with extraordinary effort | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 6 | Targets were not achieved | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 106 |