| Value | Category | 
                                    
                    
                        | 1 | COLLECTED FIREWOOD | 
                                    
                    
                        | 2 | PURCHASED FIREWOOD | 
                                    
                    
                        | 3 | GRASS | 
                                    
                    
                        | 4 | PARAFFIN | 
                                    
                    
                        | 5 | ELECTRICITY | 
                                    
                    
                        | 6 | GAS | 
                                    
                    
                        | 7 | BATTERY/DRY CELL(TORCH) | 
                                    
                    
                        | 8 | CANDLES | 
                                    
                    
                        | 9 | OTHER(SPECIFY) | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.