| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 6 | 
                                    
                                    2.1%
                                 | 
| 2 | 6 | 
                                    
                                    2.1%
                                 | |
| 3 | 23 | 
                                    
                                    7.9%
                                 | |
| 4 | 29 | 
                                    
                                    9.9%
                                 | |
| 5 | 55 | 
                                    
                                    18.8%
                                 | |
| 6 | 34 | 
                                    
                                    11.6%
                                 | |
| 7 | 44 | 
                                    
                                    15.1%
                                 | |
| 8 | 25 | 
                                    
                                    8.6%
                                 | |
| 9 | 27 | 
                                    
                                    9.2%
                                 | |
| 10 | Very much | 24 | 
                                    
                                    8.2%
                                 | 
| 11 | Don't know | 19 | 
                                    
                                    6.5%
                                 | 
| Sysmiss | 9 |