| Value | Category | 
                                    
                    
                        | 1 |  | 
                                    
                    
                        | 1.5 |  | 
                                    
                    
                        | 3 |  | 
                                    
                    
                        | 5 |  | 
                                    
                    
                        | 5.8 |  | 
                                    
                    
                        | 8 |  | 
                                    
                    
                        | 10 |  | 
                                    
                    
                        | 13 |  | 
                                    
                    
                        | 15 |  | 
                                    
                    
                        | 16 |  | 
                                    
                    
                        | 18 |  | 
                                    
                    
                        | 20 |  | 
                                    
                    
                        | 25 |  | 
                                    
                    
                        | 28 |  | 
                                    
                    
                        | 28 |  | 
                                    
                    
                        | 30 |  | 
                                    
                    
                        | 45 |  | 
                                    
                    
                        | 50 |  | 
                                    
                    
                        | 60 |  | 
                                    
                    
                        | 64 |  | 
                                    
                    
                        | 65 |  | 
                                    
                    
                        | 68 |  | 
                                    
                    
                        | 90 |  | 
                                    
                    
                        | 120 |  | 
                                    
                    
                        | 9999998 | REFUSAL | 
                                    
                    
                        | 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.