| Value | Category | Cases | |
|---|---|---|---|
| 1 | outside made shift | 315201 |
38.5%
|
| 2 | Other (specify) | 42929 |
5.2%
|
| 3 | outside;built | 341043 |
41.7%
|
| 4 | None | 85982 |
10.5%
|
| 5 | Inside | 33399 |
4.1%
|
| Sysmiss | 87 |