| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing data | 0 |
0%
|
| 1 | Incorrect answer | 692 |
57.7%
|
| 2 | Correct answer | 352 |
29.3%
|
| 9 | Dont know | 156 |
13%
|
| 998 | Refused | 0 |
0%
|