Value | Category | Cases | |
---|---|---|---|
-1 | Missing data | 1 |
0.1%
|
1 | Incorrect answer | 153 |
12.8%
|
2 | Correct answer | 877 |
73.2%
|
9 | Don't know | 167 |
13.9%
|
998 | Refused | 0 |
0%
|