| Value | Category |
|---|---|
| 1 | This establishment's parent company or affiliated establishm |
| 2 | Large private firms (with more than 100 workers) |
| 3 | Medium private firms (with 20 to 100 workers) |
| 4 | Small private firms (with less than 20 workers) |
| 5 | Individuals |
| 6 | Government or government agencies |
| 7 | Others |
| 9 | |
| Sysmiss |