| Value | Category | Cases | |
|---|---|---|---|
| 0 | Within one km | 186 | 
                                                                 
                                    
                                    88.6%
                                 
                                                             | 
                                                        
                    
| 1 | 4 | 
                                                                 
                                    
                                    1.9%
                                 
                                                             | 
                                                        
                    |
| 2 | 8 | 
                                                                 
                                    
                                    3.8%
                                 
                                                             | 
                                                        
                    |
| 3 | 7 | 
                                                                 
                                    
                                    3.3%
                                 
                                                             | 
                                                        
                    |
| 4 | 3 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 5 | 2 | 
                                                                 
                                    
                                    1%
                                 
                                                             | 
                                                        
                    |
| 90 | No service | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |