| Value | Category | Cases | |
|---|---|---|---|
| 1 | Dont know | 6 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| 2 | Medium extent | 768 | 
                                                                 
                                    
                                    23.1%
                                 
                                                             | 
                                                        
                    
| 3 | Not applicable | 601 | 
                                                                 
                                    
                                    18.1%
                                 
                                                             | 
                                                        
                    
| 4 | Not at all | 710 | 
                                                                 
                                    
                                    21.4%
                                 
                                                             | 
                                                        
                    
| 5 | Refuse to answer | 6 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| 6 | Small extent | 352 | 
                                                                 
                                    
                                    10.6%
                                 
                                                             | 
                                                        
                    
| 7 | To a high extent | 880 | 
                                                                 
                                    
                                    26.5%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 441 |