| Value | Category | Cases | |
|---|---|---|---|
| -99 | 1 | 
                                    
                                    0.7%
                                 | |
| 1 | Not at all | 2 | 
                                    
                                    1.5%
                                 | 
| 2 | 3 | 
                                    
                                    2.2%
                                 | |
| 3 | 6 | 
                                    
                                    4.5%
                                 | |
| 4 | 3 | 
                                    
                                    2.2%
                                 | |
| 5 | 18 | 
                                    
                                    13.4%
                                 | |
| 6 | 10 | 
                                    
                                    7.5%
                                 | |
| 7 | 23 | 
                                    
                                    17.2%
                                 | |
| 8 | 30 | 
                                    
                                    22.4%
                                 | |
| 9 | 11 | 
                                    
                                    8.2%
                                 | |
| 10 | Very much | 19 | 
                                    
                                    14.2%
                                 | 
| 11 | Don't know | 8 | 
                                    
                                    6%
                                 |