| Value | Category | Cases | |
|---|---|---|---|
| 0 | No credit | 6665 |
1.7%
|
| 1 | No credit | 11862 |
3%
|
| 2 | No credit | 33572 |
8.4%
|
| 3 | No credit | 28777 |
7.2%
|
| 4 | Full credit | 36448 |
9.1%
|
| 7 | N/A | 276898 |
69.4%
|
| 8 | M/R | 38 |
0%
|
| 9 | Missing | 2502 |
0.6%
|
| r | Not reached | 1988 |
0.5%
|