| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all vulnerable | 3211 | 
                                                                 
                                    
                                    29.8%
                                 
                                                             | 
                                                        
                    
| 2 | Vulnerable to a small extent | 2852 | 
                                                                 
                                    
                                    26.5%
                                 
                                                             | 
                                                        
                    
| 3 | Fairly vulnerable | 1992 | 
                                                                 
                                    
                                    18.5%
                                 
                                                             | 
                                                        
                    
| 4 | Very vulnerable | 2725 | 
                                                                 
                                    
                                    25.3%
                                 
                                                             |