| Value | Category | Cases | |
|---|---|---|---|
| A | No credit | 38062 | 
                                    
                                    62.7%
                                 | 
| G | Partial credit | 2353 | 
                                    
                                    3.9%
                                 | 
| H | Partial credit | 4282 | 
                                    
                                    7.1%
                                 | 
| O | Full credit | 10619 | 
                                    
                                    17.5%
                                 | 
| r | Not reached | 5357 | 
                                    
                                    8.8%
                                 | 
| 7 | N/A | 301768 | |
| 9 | Missing | 24288 |