| Value | Category | Cases | |
|---|---|---|---|
| 11 | Earth / sand | 120 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    
| 12 | Dung | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 21 | Wood planks | 1139 | 
                                                                 
                                    
                                    14.4%
                                 
                                                             | 
                                                        
                    
| 22 | Palm / bamboo | 3 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 31 | Parquet or polished wood | 82 | 
                                                                 
                                    
                                    1%
                                 
                                                             | 
                                                        
                    
| 32 | Vinyl or asphalt strips | 91 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| 33 | Ceramic tiles | 2772 | 
                                                                 
                                    
                                    35%
                                 
                                                             | 
                                                        
                    
| 34 | Cement | 2850 | 
                                                                 
                                    
                                    36%
                                 
                                                             | 
                                                        
                    
| 35 | Carpet | 756 | 
                                                                 
                                    
                                    9.6%
                                 
                                                             | 
                                                        
                    
| 96 | Other | 36 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    
| 99 | No response | 66 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             |