| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all | 6711 | 
                                    
                                    17.1%
                                 | 
| 1 | 1 | 3014 | 
                                    
                                    7.7%
                                 | 
| 2 | 2 | 5099 | 
                                    
                                    13%
                                 | 
| 3 | 3 | 6062 | 
                                    
                                    15.5%
                                 | 
| 4 | 4 | 4415 | 
                                    
                                    11.3%
                                 | 
| 5 | 5 | 5261 | 
                                    
                                    13.4%
                                 | 
| 6 | 6 | 3174 | 
                                    
                                    8.1%
                                 | 
| 7 | 7 | 2683 | 
                                    
                                    6.8%
                                 | 
| 8 | 8 | 1692 | 
                                    
                                    4.3%
                                 | 
| 9 | 9 | 503 | 
                                    
                                    1.3%
                                 | 
| 10 | Completely | 610 | 
                                    
                                    1.6%
                                 | 
| 2147483623 | Refusal | 0 | 
                                    
                                    0%
                                 | 
| 2147483624 | Don't know | 0 | 
                                    
                                    0%
                                 | 
| 2147483625 | No answer | 0 | 
                                    
                                    0%
                                 | 
| 101 | .D | 961 |