| Value | Category | 
                                    
                    
                        | 1 | Rubish pit insid | 
                                    
                    
                        | 2 | Rubish pit outsi | 
                                    
                    
                        | 3 | Rubish bin | 
                                    
                    
                        | 4 | Thrown inside | 
                                    
                    
                        | 5 | Thrown Outside | 
                                    
                    
                        | 6 | Other | 
                                    
                    
                        | 9 | Not stated | 
                            
            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.