| Value | Category | Cases | |
|---|---|---|---|
| 00 | No credit | 38062 | 
                                    
                                    68.8%
                                 | 
| 11 | Partial credit | 2353 | 
                                    
                                    4.3%
                                 | 
| 12 | Partial credit | 4282 | 
                                    
                                    7.7%
                                 | 
| 21 | Full credit | 10619 | 
                                    
                                    19.2%
                                 | 
| 97 | N/A | 301696 | |
| 99 | Missing | 29717 |