| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 1995 | 
                                    
                                    8.5%
                                 | 
| 2 | Good | 10597 | 
                                    
                                    45.2%
                                 | 
| 3 | Regular | 9798 | 
                                    
                                    41.7%
                                 | 
| 4 | Bad | 988 | 
                                    
                                    4.2%
                                 | 
| 5 | Very bad | 91 | 
                                    
                                    0.4%
                                 | 
| Sysmiss | 1458 |