| Value | Category | Cases | |
|---|---|---|---|
| 1 | A lot worse | 136 | 
                                    
                                    11.3%
                                 | 
| 2 | Worse | 172 | 
                                    
                                    14.2%
                                 | 
| 3 | No effect | 141 | 
                                    
                                    11.7%
                                 | 
| 4 | Better | 98 | 
                                    
                                    8.1%
                                 | 
| 5 | A lot better | 12 | 
                                    
                                    1%
                                 | 
| 6 | Don't know | 54 | 
                                    
                                    4.5%
                                 | 
| 97 | Not Applicable | 594 | 
                                    
                                    49.2%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 99 | Missing data | 1 | 
                                    
                                    0.1%
                                 |