| Amusement and Sports | OLI_OCCUPRATE_SPORT | 1 |
| Bartender | OLI_OCCUPRATE_BAR | 2 |
| Building and Construction | OLI_OCCUPRATE_CONSTRUCT | 3 |
| Civilian Aviation | OLI_OCCUPRATE_CIVILAVI | 16 |
| Driver | OLI_OCCUPRATE_DRIVER | 4 |
| Electrical Power Line Construction and Maintenance | OLI_OCCUPRATE_ELECTRIC | 5 |
| Fishing | OLI_OCCUPRATE_FISHING | 6 |
| High Explosives | OLI_OCCUPRATE_EXPLOSIVE | 7 |
| Laborers | OLI_OCCUPRATE_LAB | 8 |
| Liquor Industry | OLI_OCCUPRATE_LIQUOR | 9 |
| Long Shoring and Ship Loading | OLI_OCCUPRATE_LONGSHORE | 10 |
| Marine Industry | OLI_OCCUPRATE_MARINE | 11 |
| Military Aviation | OLI_OCCUPRATE_MILAVI | 17 |
| Mining And Quarrying | OLI_OCCUPRATE_MINING | 12 |
| Non-reducing military | OLI_OCCUPRATE_NONREDMILITARY | 18 |
| Oil and Natural Gas Industry | OLI_OCCUPRATE_OIL | 13 |
| Other | OLI_OTHER | 2147483647 |
| Railroads and Railways | OLI_OCCUPRATE_RAILROAD | 14 |
| Reducing military | OLI_OCCUPRATE_REDMILITARY | 19 |
| Ship Building and Dry Dock Workers | OLI_OCCUPRATE_SHIPBUILD | 15 |
| Unknown | OLI_UNKNOWN | 0 |