Value | Category | Cases | |
---|---|---|---|
-1 | Missing data | 123 |
10.3%
|
1 | Know but can't remember | 11 |
0.9%
|
2 | Incorrect guess | 214 |
17.9%
|
3 | Correct answer | 91 |
7.6%
|
9 | Don't know | 759 |
63.4%
|
998 | Refused | 0 |
0%
|