| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Much worse | 175 | 
                                    
                                    14.6%
                                 | 
| 2 | Worse | 478 | 
                                    
                                    39.8%
                                 | 
| 3 | Same | 240 | 
                                    
                                    20%
                                 | 
| 4 | Better | 268 | 
                                    
                                    22.3%
                                 | 
| 5 | Much better | 29 | 
                                    
                                    2.4%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don’t know | 10 | 
                                    
                                    0.8%
                                 |