| Value | Category |
|---|---|
| 0 | |
| 1 | illness or injury |
| 2 | strike or stayaway |
| 3 | bad weather |
| 4 | probelms with transport |
| 5 | vacation or leave |
| 6 | study or training leave |
| 7 | maternity or parental leave |
| 8 | off-season activ |
| 9 | political unrest |
| 10 | reduct in econ actvity |
| 11 | other reason |