| Value | Category |
|---|---|
| 10 | minimally corr. |
| 11 | minimally corr. |
| 12 | minimally corr. |
| 13 | minimally corr. |
| 20 | partially corr. |
| 29 | other part. correct |
| 30 | corr. response |
| 31 | corr. response |
| 70 | incorrect response |
| 79 | other incor. response |
| 90 | crossed out, ... |
| 98 | not admin. |
| 99 | blank(missing) |
| 101 | .A |