| Value | Category | Cases | |
|---|---|---|---|
| 1 | Non-border | 1108 | 
                                    
                                    23%
                                 | 
| 2 | North | 1640 | 
                                    
                                    34.1%
                                 | 
| 3 | South | 2055 | 
                                    
                                    42.7%
                                 | 
| Missing value | 7 | 
                                    
                                    0.1%
                                 |