| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 3292 | 
                                    
                                    18.8%
                                 | 
| 2 | Very little | 8875 | 
                                    
                                    50.7%
                                 | 
| 3 | To some extent | 4423 | 
                                    
                                    25.3%
                                 | 
| 4 | A lot | 904 | 
                                    
                                    5.2%
                                 | 
| 7 | N/A | 391 | |
| 8 | Invalid | 3 | |
| 9 | Missing | 251 |