| Value | Category | Cases | |
|---|---|---|---|
| 0 | No credit | 3319 |
2.9%
|
| 1 | No credit | 19358 |
17.1%
|
| 2 | No credit | 71892 |
63.4%
|
| 3 | Full credit | 16061 |
14.2%
|
| r | Not reached | 2690 |
2.4%
|
| 7 | N/A | 270526 | |
| 8 | Invalid | 52 | |
| 9 | Missing | 2831 |