| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not familiar at all | 84 | 
                                    
                                    28.1%
                                 | 
| 2 | 31 | 
                                    
                                    10.4%
                                 | |
| 3 | 27 | 
                                    
                                    9%
                                 | |
| 4 | 23 | 
                                    
                                    7.7%
                                 | |
| 5 | 36 | 
                                    
                                    12%
                                 | |
| 6 | 24 | 
                                    
                                    8%
                                 | |
| 7 | 20 | 
                                    
                                    6.7%
                                 | |
| 8 | 14 | 
                                    
                                    4.7%
                                 | |
| 9 | 11 | 
                                    
                                    3.7%
                                 | |
| 10 | Very familiar | 27 | 
                                    
                                    9%
                                 | 
| 11 | 2 | 
                                    
                                    0.7%
                                 | |
| Sysmiss | 27 |