| Value | Category | Cases | |
|---|---|---|---|
| 1 | Correct answer | 1929 |
43.9%
|
| 2 | Wrong answer | 1074 |
24.5%
|
| 8 | Don't know | 1371 |
31.2%
|
| 9 | No answer | 17 |
0.4%
|