| Value | Category |
|---|---|
| 1 | these are the official work hours |
| 2 | no work available the rest of the time |
| 3 | pay is not enough |
| 4 | do not want to work the rest of the time |
| 5 | temporary absence from work while still attached to the job |
| 6 | working conditions require |
| 7 | health status/old age |
| 8 | take care of children and home |
| 9 | study |
| Sysmiss |