| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Much worse | 151 | 
                                    
                                    12.6%
                                 | 
| 2 | Worse | 331 | 
                                    
                                    27.6%
                                 | 
| 3 | Same | 457 | 
                                    
                                    38.1%
                                 | 
| 4 | Better | 215 | 
                                    
                                    17.9%
                                 | 
| 5 | Much better | 27 | 
                                    
                                    2.3%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don’t know | 19 | 
                                    
                                    1.6%
                                 |