| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | First shift (morning) | 231 | 281 |
66.8%
|
| 2 | Second shift (afternoon/evening) | 128 | 91 |
21.8%
|
| 98 | Don't know | 10 | 48 |
11.4%
|
| Sysmiss | 16757 | 6154 |