| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much worse | 65 | 
                                    
                                    5.4%
                                 | 
| 2 | Worse | 114 | 
                                    
                                    9.5%
                                 | 
| 3 | Same | 93 | 
                                    
                                    7.8%
                                 | 
| 4 | Better | 374 | 
                                    
                                    31.2%
                                 | 
| 5 | Much better | 146 | 
                                    
                                    12.2%
                                 | 
| 6 | Don't know | 342 | 
                                    
                                    28.5%
                                 | 
| 98 | Refused | 6 | 
                                    
                                    0.5%
                                 | 
| 99 | Missing data | 60 | 
                                    
                                    5%
                                 |