| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 23 | 
                                    
                                    20.5%
                                 | 
| 2 | 8 | 
                                    
                                    7.1%
                                 | |
| 3 | 13 | 
                                    
                                    11.6%
                                 | |
| 4 | 15 | 
                                    
                                    13.4%
                                 | |
| 5 | 16 | 
                                    
                                    14.3%
                                 | |
| 6 | 11 | 
                                    
                                    9.8%
                                 | |
| 7 | 9 | 
                                    
                                    8%
                                 | |
| 8 | 8 | 
                                    
                                    7.1%
                                 | |
| 9 | 0 | 
                                    
                                    0%
                                 | |
| 10 | Very familiar | 9 | 
                                    
                                    8%
                                 |