| Value | Category | Cases | |
|---|---|---|---|
| 00 | No credit | 42177 |
10.6%
|
| 11 | Partial credit | 1605 |
0.4%
|
| 12 | Partial credit | 10160 |
2.5%
|
| 13 | Partial credit | 2083 |
0.5%
|
| 21 | Full credit | 2049 |
0.5%
|
| 22 | Full credit | 6821 |
1.7%
|
| 23 | Full credit | 1543 |
0.4%
|
| 97 | N/A | 276546 |
69.4%
|
| 99 | Missing | 55766 |
14%
|