| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 1 | Much worse | 428 | 
                                    
                                    35.7%
                                 | 
| 2 | Worse | 326 | 
                                    
                                    27.2%
                                 | 
| 3 | Same | 200 | 
                                    
                                    16.7%
                                 | 
| 4 | Better | 150 | 
                                    
                                    12.5%
                                 | 
| 5 | Much better | 37 | 
                                    
                                    3.1%
                                 | 
| 8 | Refused | 1 | 
                                    
                                    0.1%
                                 | 
| 9 | Don’t know | 58 | 
                                    
                                    4.8%
                                 |