| Value | Category | Cases | |
|---|---|---|---|
| -99 | 14 | 
                                    
                                    4.7%
                                 | |
| 1 | Not at all | 22 | 
                                    
                                    7.4%
                                 | 
| 2 | 24 | 
                                    
                                    8%
                                 | |
| 3 | 23 | 
                                    
                                    7.7%
                                 | |
| 4 | 26 | 
                                    
                                    8.7%
                                 | |
| 5 | 32 | 
                                    
                                    10.7%
                                 | |
| 6 | 32 | 
                                    
                                    10.7%
                                 | |
| 7 | 28 | 
                                    
                                    9.4%
                                 | |
| 8 | 21 | 
                                    
                                    7%
                                 | |
| 9 | 22 | 
                                    
                                    7.4%
                                 | |
| 10 | Very much | 26 | 
                                    
                                    8.7%
                                 | 
| 11 | Don't know | 29 | 
                                    
                                    9.7%
                                 | 
| Sysmiss | 27 |