| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 130 |
8.7%
|
| -1 | Dont know | 219 |
14.6%
|
| 5 | 345 |
23%
|
|
| 8 | 280 |
18.7%
|
|
| 364011 | IRN: F | 234 |
15.6%
|
| 364012 | IRN: R | 291 |
19.4%
|