| Value | Category |
|---|---|
| 10 | minimally correct |
| 11 | minimally correct |
| 19 | other mini. corr. |
| 20 | partially correct |
| 21 | partially correct |
| 29 | other part. corr. |
| 30 | complete response |
| 31 | complete response |
| 70 | incorrect resp. |
| 79 | other incorrect |
| 90 | crossed out |
| 98 | not admin. |
| 99 | missing |
| 101 | .A |