| Value | Category |
|---|---|
| 00 | Military |
| 01 | Legislators, senior officials, managers |
| 02 | Professionals |
| 03 | Technicians and associate professionals |
| 04 | Clerks |
| 05 | Service and sales |
| 06 | Skilled agriculture and fishing |
| 07 | Craft and related trades |
| 08 | Plant and machine operators and assemblers |
| 09 | Elementary occupations |
| 99 | NIU (not in universe) |