| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 5314 | 
                                    
                                    99.3%
                                 | 
| 1 | Principal combustible | 22 | 
                                    
                                    0.4%
                                 | 
| 2 | Second combustible | 15 | 
                                    
                                    0.3%
                                 |