| Value | Category | 
                                    
                    
                        | -9 | Don't know | 
                                    
                    
                        | -7 | Legal skip | 
                                    
                    
                        | -6 | Unfinished questionnaire | 
                                    
                    
                        | -5 | No answer | 
                                    
                    
                        | -3 | Interviewer error | 
                                    
                    
                        | 41 | agriculture, livestock, fishing, etc. | 
                                    
                    
                        | 42 | auto or home appliance repair | 
                                    
                    
                        | 43 | building and construction trade | 
                                    
                    
                        | 44 | manufacturing (e.g. mechanic, skilled operator) | 
                                    
                    
                        | 45 | information technology (e.g. computer software, database, programming, networking, repair) | 
                                    
                    
                        | 46 | other engineering, science or architecture | 
                                    
                    
                        | 47 | business management, bookkeeping/accounting, finance, etc. | 
                                    
                    
                        | 48 | health services (e.g. nurse, pharmacy, paramedic, technician, lab worker, medical assistant) | 
                                    
                    
                        | 49 | education | 
                                    
                    
                        | 50 | legal services (e.g. legal assistant, paralegal) | 
                                    
                    
                        | 51 | secretarial, clerical, general office | 
                                    
                    
                        | 52 | hair dressing, cosmetology | 
                                    
                    
                        | 53 | restaurant, culinary arts, hotel, tourism | 
                                    
                    
                        | 54 | public order and safety (e.g. police, army, fire services, etc.) | 
                                    
                    
                        | 55 | language study | 
                                    
                    
                        | 59 | other | 
                                    
                    
                        | Sysmiss |  | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.