| Value | Category | Cases | |
|---|---|---|---|
| 0 | No credit | 38586 | 
                                    
                                    33.8%
                                 | 
| 1 | Partial credit | 14579 | 
                                    
                                    12.8%
                                 | 
| 2 | Full credit | 56736 | 
                                    
                                    49.7%
                                 | 
| r | Not reached | 4185 | 
                                    
                                    3.7%
                                 | 
| 7 | N/A | 267989 | |
| 9 | Missing | 4654 |