| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                    
                                    0%
                                 | 
| 0 | Much Worse | 52 | 
                                    
                                    4.3%
                                 | 
| 1 | Worse | 183 | 
                                    
                                    15.3%
                                 | 
| 2 | Same | 399 | 
                                    
                                    33.3%
                                 | 
| 3 | Better | 389 | 
                                    
                                    32.4%
                                 | 
| 4 | Much Better | 160 | 
                                    
                                    13.3%
                                 | 
| 8 | Refused | 0 | 
                                    
                                    0%
                                 | 
| 9 | Don’t know | 17 | 
                                    
                                    1.4%
                                 |