Value | Category | Cases | |
---|---|---|---|
-1 | Missing data | 0 |
0%
|
1 | Incorrect answer | 121 |
5%
|
2 | Correct answer | 2047 |
85.3%
|
9 | Don't know | 232 |
9.7%
|
998 | Refused | 0 |
0%
|