| Value | Category | 
                                    
                    
                        | 40 | State enterprise | 
                                    
                    
                        | 50 | Local government enterprise | 
                                    
                    
                        | 60 | Budget organization | 
                                    
                    
                        | 70 | Non-profit organization | 
                                    
                    
                        | 80 | Private sector | 
                                    
                    
                        | 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.