Value | Category |
---|---|
10 | part. corr. |
11 | part. corr. |
19 | other part. corr. |
20 | corr. response |
21 | corr. response |
22 | corr. response |
29 | other corr. response |
70 | incor. response |
71 | incor. response |
72 | incor. response |
79 | other incor. response |
90 | crossed out,... |
98 | not admin. |
99 | missing |
101 | .A |