| Value | Category | Cases | |
|---|---|---|---|
| 0 | No credit | 44230 | 
                                    
                                    54.2%
                                 | 
| 1 | Partial credit | 3255 | 
                                    
                                    4%
                                 | 
| 2 | Full credit | 31611 | 
                                    
                                    38.7%
                                 | 
| r | Not reached | 2532 | 
                                    
                                    3.1%
                                 | 
| 7 | N/A | 267577 | |
| 9 | Missing | 37524 |