| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 49 | 
                                                                 
                                    
                                    11.7%
                                 
                                                             | 
                                                        
                    
| 2 | 28 | 
                                                                 
                                    
                                    6.7%
                                 
                                                             | 
                                                        
                    |
| 3 | 36 | 
                                                                 
                                    
                                    8.6%
                                 
                                                             | 
                                                        
                    |
| 4 | 28 | 
                                                                 
                                    
                                    6.7%
                                 
                                                             | 
                                                        
                    |
| 5 | 59 | 
                                                                 
                                    
                                    14.1%
                                 
                                                             | 
                                                        
                    |
| 6 | 42 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    |
| 7 | 41 | 
                                                                 
                                    
                                    9.8%
                                 
                                                             | 
                                                        
                    |
| 8 | 42 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    |
| 9 | 21 | 
                                                                 
                                    
                                    5%
                                 
                                                             | 
                                                        
                    |
| 10 | Extremely familiar | 73 | 
                                                                 
                                    
                                    17.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 11 |