Value | Category | Cases | |
---|---|---|---|
-1 | Missing data | 0 |
0%
|
1 | Incorrect answer | 472 |
20%
|
2 | Correct answer | 1684 |
71.3%
|
9 | Don't know | 207 |
8.8%
|
998 | Refused | 0 |
0%
|