| Value | Category |
|---|---|
| 0 | |
| 1 | private lessons |
| 2 | illness |
| 3 | have to work |
| 4 | transport difficulties |
| 5 | too expensive |
| 6 | school is closed for other reason than holiday |
| 7 | bad quality of school |
| 8 | donot want to study |
| 9 | temp stop, but planning to resume |
| 10 | have help at home |
| 11 | other |