| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 5799 | 
                                    
                                    33.1%
                                 | 
| 2 | Very little | 5031 | 
                                    
                                    28.7%
                                 | 
| 3 | To some extent | 4523 | 
                                    
                                    25.8%
                                 | 
| 4 | A lot | 2155 | 
                                    
                                    12.3%
                                 | 
| 7 | N/A | 377 | |
| 8 | Invalid | 11 | |
| 9 | Missing | 243 |