| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much worse | 50 | 
                                    
                                    4.2%
                                 | 
| 2 | Worse | 95 | 
                                    
                                    7.9%
                                 | 
| 3 | Same | 122 | 
                                    
                                    10.2%
                                 | 
| 4 | Better | 368 | 
                                    
                                    30.7%
                                 | 
| 5 | Much better | 148 | 
                                    
                                    12.3%
                                 | 
| 6 | Don't know | 349 | 
                                    
                                    29.1%
                                 | 
| 98 | Refused | 6 | 
                                    
                                    0.5%
                                 | 
| 99 | Missing data | 62 | 
                                    
                                    5.2%
                                 |