| Value | Category |
|---|---|
| 1 | Private lessons |
| 2 | illness |
| 3 | have to work |
| 4 | transportation difficulties |
| 5 | too expensive |
| 6 | the institution is closed but for reasons other than holiday |
| 7 | low level of education |
| 8 | do not want to study |
| 9 | help is needed at home |
| 10 | other |
| Sysmiss |