| Value | Category | Cases | |
|---|---|---|---|
| B | No credit | 46014 | 
                                    
                                    53.1%
                                 | 
| C | No credit | 22572 | 
                                    
                                    26%
                                 | 
| G | Partial credit | 1699 | 
                                    
                                    2%
                                 | 
| H | Partial credit | 6076 | 
                                    
                                    7%
                                 | 
| O | Full credit | 5938 | 
                                    
                                    6.8%
                                 | 
| r | Not reached | 4394 | 
                                    
                                    5.1%
                                 | 
| 7 | N/A | 269949 | |
| 9 | Missing | 30087 |