| 1 | Employers in large organisations | 0 | 
                                                
                                                    | 2 | Higher managerial occupation | 0 | 
                                                
                                                    | 3.1 | Higher prof: traditional employees | 0 | 
                                                
                                                    | 3.2 | Higher prof: new employees | 0 | 
                                                
                                                    | 3.3 | Higher prof: traditional self-employed | 0 | 
                                                
                                                    | 3.4 | Higher prof: new'self-employed | 0 | 
                                                
                                                    | 4.1 | Lower prof&higher tech: traditional employees | 0 | 
                                                
                                                    | 4.2 | Lower prof&higher tech: new employees | 0 | 
                                                
                                                    | 4.3 | Lower prof&higher tech: traditional self-employed | 0 | 
                                                
                                                    | 4.4 | Lower prof&higher tech: new self-employed | 0 | 
                                                
                                                    | 5 | Lower managerial occupations | 0 | 
                                                
                                                    | 6 | Higher supervisory occupations | 0 | 
                                                
                                                    | 7.1 | Intermed: clerical and administrative | 0 | 
                                                
                                                    | 7.2 | Intermed: sales and services | 0 | 
                                                
                                                    | 7.3 | Intermed: technical and auxiliary | 0 | 
                                                
                                                    | 7.4 | Intermed: engineering | 0 | 
                                                
                                                    | 8.1 | Small employers: non-professional | 0 | 
                                                
                                                    | 8.2 | Small employers: agriculture | 0 | 
                                                
                                                    | 9.1 | Own account workers: non-professional | 0 | 
                                                
                                                    | 9.2 | Own account workers: agriculture | 0 | 
                                                
                                                    | 10 | Lower supervisory occupations | 0 | 
                                                
                                                    | 11.1 | Lower techn: craft | 0 | 
                                                
                                                    | 11.2 | Lower techn: process operative | 0 | 
                                                
                                                    | 12.1 | Semi-routine: sales | 0 | 
                                                
                                                    | 12.2 | Semi-routine: service | 0 | 
                                                
                                                    | 12.3 | Semi-routine: technical | 0 | 
                                                
                                                    | 12.4 | Semi-routine: operative | 0 | 
                                                
                                                    | 12.5 | Semi-routine: agriculture | 0 | 
                                                
                                                    | 12.6 | Semi-routine: clerical | 0 | 
                                                
                                                    | 12.7 | Semi-routine: childcare | 0 | 
                                                
                                                    | 13.1 | Routine: sales and service | 0 | 
                                                
                                                    | 13.2 | Routine: production | 0 | 
                                                
                                                    | 13.3 | Routine: technical | 0 | 
                                                
                                                    | 13.4 | Routine: operative | 0 | 
                                                
                                                    | 13.5 | Routine:  agriculture | 0 | 
                                                
                                                    | 14.1 | Never worked | 0 | 
                                                
                                                    | 14.2 | Long-term unemployed | 0 | 
                                                
                                                    | 15 | Full-time students | 0 | 
                                                
                                                    | 16 | Not stated or inadeq described | 0 | 
                                                
                                                    | 17 | Not classifiable for other reason | 0 | 
                                                
                                                    | 9999 | Refusal | 0 |