| Value | Category | Cases | |
|---|---|---|---|
| 6 | 2 | 
                                                                 
                                    
                                    13.3%
                                 
                                                             | 
                                                        
                    |
| 16 | 2 | 
                                                                 
                                    
                                    13.3%
                                 
                                                             | 
                                                        
                    |
| 17 | 2 | 
                                                                 
                                    
                                    13.3%
                                 
                                                             | 
                                                        
                    |
| 19 | 1 | 
                                                                 
                                    
                                    6.7%
                                 
                                                             | 
                                                        
                    |
| 20 | 3 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    |
| 21 | 3 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    |
| 23 | 1 | 
                                                                 
                                    
                                    6.7%
                                 
                                                             | 
                                                        
                    |
| 29 | 1 | 
                                                                 
                                    
                                    6.7%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | don't know | 0 | |
| Sysmiss | refusal | 0 |