| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes, improved | 7514 | 
                                    
                                    13.2%
                                 | 
| 2 | yes, worsened | 2048 | 
                                    
                                    3.6%
                                 | 
| 3 | no change | 37619 | 
                                    
                                    66%
                                 | 
| 4 | dont know | 9843 | 
                                    
                                    17.3%
                                 |