| Value | Category | Cases | |
|---|---|---|---|
| -9 | DO NOT KNOW | 8 | 
                                                                 
                                    
                                    1.3%
                                 
                                                             | 
                                                        
                    
| 1 | Not relevant (None) | 33 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    
| 2 | Only one | 23 | 
                                                                 
                                    
                                    3.7%
                                 
                                                             | 
                                                        
                    
| 3 | 2 to 5 | 306 | 
                                                                 
                                    
                                    48.9%
                                 
                                                             | 
                                                        
                    
| 4 | More than 5 | 256 | 
                                                                 
                                    
                                    40.9%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 127 |