| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 2091 | 
                                                                 
                                    
                                    12.5%
                                 
                                                             | 
                                                        
                    
| 1 | Professional | 1033 | 
                                                                 
                                    
                                    6.2%
                                 
                                                             | 
                                                        
                    
| 2 | Executive/ Managerial | 1001 | 
                                                                 
                                    
                                    6%
                                 
                                                             | 
                                                        
                    
| 3 | Clerical/ Sales | 3088 | 
                                                                 
                                    
                                    18.5%
                                 
                                                             | 
                                                        
                    
| 4 | Tradesman/ Skilled worker | 2236 | 
                                                                 
                                    
                                    13.4%
                                 
                                                             | 
                                                        
                    
| 5 | Semi-skilled | 2387 | 
                                                                 
                                    
                                    14.3%
                                 
                                                             | 
                                                        
                    
| 6 | Unskilled | 3510 | 
                                                                 
                                    
                                    21%
                                 
                                                             | 
                                                        
                    
| 7 | Self-employed | 1141 | 
                                                                 
                                    
                                    6.8%
                                 
                                                             | 
                                                        
                    
| 8 | Housewife/pensioner/retired/student | 74 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    
| 9 | Unemployed | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 96 | Not answered | 9 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 98 | Refused | 159 | 
                                                                 
                                    
                                    1%
                                 
                                                             |