| Value | Category |
|---|---|
| -5 | HT: Dropped out survey; RU,DE: Inappropriate response |
| -4 | Not asked in survey |
| -3 | Not applicable |
| -2 | No answer |
| -1 | Don´t know |
| 1 | Very much like me |
| 2 | Like me |
| 3 | Somewhat like me |
| 4 | A little like me |
| 5 | Not like me |
| 6 | Not at all like me |
| Sysmiss |