| Value | Category | Cases | |
|---|---|---|---|
| 1 | Don't know | 512 |
42.7%
|
| 2 | Know but can't remember | 134 |
11.2%
|
| 3 | Right answer | 493 |
41.1%
|
| 4 | Wrong answer | 31 |
2.6%
|
| 5 | Could not determine | 24 |
2%
|
| 98 | Refused | 3 |
0.3%
|
| 99 | Missing data | 3 |
0.3%
|