| Value | Category | Cases | |
|---|---|---|---|
| -77 | Other, specify | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | Grass | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    
| 2 | Mud (Yomata) | 30 | 
                                                                 
                                    
                                    4.7%
                                 
                                                             | 
                                                        
                    
| 3 | Compacted earth (Yamdindo) | 20 | 
                                                                 
                                    
                                    3.1%
                                 
                                                             | 
                                                        
                    
| 4 | Mud brick (unfired) | 169 | 
                                                                 
                                    
                                    26.4%
                                 
                                                             | 
                                                        
                    
| 5 | Burnt brick | 405 | 
                                                                 
                                    
                                    63.3%
                                 
                                                             | 
                                                        
                    
| 6 | Concrete | 14 | 
                                                                 
                                    
                                    2.2%
                                 
                                                             | 
                                                        
                    
| 7 | Wood | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 8 | Iron sheets | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             |