| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to answer | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -88 | Not provided | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -77 | Not applicable | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -66 | Do not know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | No obstacle | 6 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    
| 2 | Minor obstacle | 31 | 
                                                                 
                                    
                                    25%
                                 
                                                             | 
                                                        
                    
| 3 | Moderate obstacle | 39 | 
                                                                 
                                    
                                    31.5%
                                 
                                                             | 
                                                        
                    
| 4 | Major obstacle | 29 | 
                                                                 
                                    
                                    23.4%
                                 
                                                             | 
                                                        
                    
| 5 | Very severe obstacle | 19 | 
                                                                 
                                    
                                    15.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 657 |