| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 10 | 
                                    
                                    1.6%
                                 | 
| 2 | 11 | 
                                    
                                    1.8%
                                 | |
| 3 | 23 | 
                                    
                                    3.8%
                                 | |
| 4 | 25 | 
                                    
                                    4.1%
                                 | |
| 5 | 89 | 
                                    
                                    14.7%
                                 | |
| 6 | 99 | 
                                    
                                    16.3%
                                 | |
| 7 | 99 | 
                                    
                                    16.3%
                                 | |
| 8 | 99 | 
                                    
                                    16.3%
                                 | |
| 9 | 57 | 
                                    
                                    9.4%
                                 | |
| 10 | Very familiar | 95 | 
                                    
                                    15.7%
                                 | 
| Sysmiss | 17 |