| Value | Category | Cases | |
|---|---|---|---|
| 1 | 14 | 
                                                                 
                                    
                                    93.3%
                                 
                                                             | 
                                                        
                    |
| 4 | 1 | 
                                                                 
                                    
                                    6.7%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | don't know | 0 | |
| Sysmiss | refusal | 0 |