| Value | Category | Cases | |
|---|---|---|---|
| -2 | don't know | 1 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    
| -1 | refuse | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | Very bad | 6 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    
| 2 | 12 | 
                                                                 
                                    
                                    7.1%
                                 
                                                             | 
                                                        
                    |
| 3 | 23 | 
                                                                 
                                    
                                    13.6%
                                 
                                                             | 
                                                        
                    |
| 4 | 43 | 
                                                                 
                                    
                                    25.4%
                                 
                                                             | 
                                                        
                    |
| 5 | Very good | 84 | 
                                                                 
                                    
                                    49.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 880 |