| Value | Category | Cases | |
|---|---|---|---|
| 1 | Dont know | 3 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 2 | Medium extent | 867 | 
                                                                 
                                    
                                    26.1%
                                 
                                                             | 
                                                        
                    
| 3 | Not applicable | 179 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 4 | Not at all | 109 | 
                                                                 
                                    
                                    3.3%
                                 
                                                             | 
                                                        
                    
| 5 | Refuse to answer | 3 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 6 | Small extent | 134 | 
                                                                 
                                    
                                    4%
                                 
                                                             | 
                                                        
                    
| 7 | To a high extent | 2028 | 
                                                                 
                                    
                                    61%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 441 |