| Value | Category | Cases | |
|---|---|---|---|
| 1 | Much better | 737 | 
                                    
                                    3.1%
                                 | 
| 2 | Better | 4965 | 
                                    
                                    21.2%
                                 | 
| 3 | The same | 15084 | 
                                    
                                    64.3%
                                 | 
| 4 | Worse | 2598 | 
                                    
                                    11.1%
                                 | 
| 5 | Much worse | 85 | 
                                    
                                    0.4%
                                 | 
| Sysmiss | 1458 |