| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Much worse | 78 | 
                                    
                                    6.5%
                                 | 
| 2 | Worse | 202 | 
                                    
                                    16.8%
                                 | 
| 3 | Same | 143 | 
                                    
                                    11.9%
                                 | 
| 4 | Better | 477 | 
                                    
                                    39.8%
                                 | 
| 5 | Much Better | 174 | 
                                    
                                    14.5%
                                 | 
| 9 | Don't know | 126 | 
                                    
                                    10.5%
                                 | 
| 98 | Refused | 0 | 
                                    
                                    0%
                                 |