| Value | Category | Cases | |
|---|---|---|---|
| 0 | No credit | 36861 | 
                                    
                                    59.5%
                                 | 
| 1 | Partial credit | 10286 | 
                                    
                                    16.6%
                                 | 
| 2 | Full credit | 13606 | 
                                    
                                    22%
                                 | 
| r | Not reached | 1224 | 
                                    
                                    2%
                                 | 
| 7 | N/A | 301519 | |
| 9 | Missing | 23233 |