| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Much worse | 76 | 
                                    
                                    6.3%
                                 | 
| 2 | Worse | 105 | 
                                    
                                    8.8%
                                 | 
| 3 | Same | 168 | 
                                    
                                    14%
                                 | 
| 4 | Better | 691 | 
                                    
                                    57.6%
                                 | 
| 5 | Much better | 104 | 
                                    
                                    8.7%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don’t know | 56 | 
                                    
                                    4.7%
                                 |