| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 22 | 
                                    
                                    3.6%
                                 | 
| 2 | Good | 50 | 
                                    
                                    8.1%
                                 | 
| 3 | Moderate | 93 | 
                                    
                                    15.1%
                                 | 
| 4 | Bad | 347 | 
                                    
                                    56.4%
                                 | 
| 5 | Very bad | 103 | 
                                    
                                    16.7%
                                 | 
| Sysmiss | 3323 |