| Value | Category | Cases | |
|---|---|---|---|
| -7 | Not applicable | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | Title Deed | 131 | 
                                                                 
                                    
                                    16.4%
                                 
                                                             | 
                                                        
                    
| 2 | Certificate | 108 | 
                                                                 
                                    
                                    13.5%
                                 
                                                             | 
                                                        
                    
| 97 | Other, specify | 559 | 
                                                                 
                                    
                                    70.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 809 |