| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Industrial activities | 43 | 12219 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 2 | Waste burning | 189 | 53750 | 
                                                                 
                                    
                                    7.2%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 3 | Transportation | 65 | 17819 | 
                                                                 
                                    
                                    2.4%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 4 | Construction | 7 | 2296 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                            
                        
                        
                            
                    
| 5 | Others (specify | 27 | 7254 | 
                                                                 
                                    
                                    1%
                                 
                                                             | 
                            
                        
                        
                            
                    
| Sysmiss | 2362 | 651167 |