| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 1 | 
                                    
                                    0.1%
                                 | 
| 1 | Very badly | 500 | 
                                    
                                    41.7%
                                 | 
| 2 | Fairly badly | 358 | 
                                    
                                    29.8%
                                 | 
| 3 | Fairly well | 234 | 
                                    
                                    19.5%
                                 | 
| 4 | Very well | 93 | 
                                    
                                    7.8%
                                 | 
| 7 | Not applicable | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don't know | 14 | 
                                    
                                    1.2%
                                 | 
| 998 | Refused | 0 | 
                                    
                                    0%
                                 |