| Name | Description |
| TEU |
 | TEU | Twenty Foot Equivalent Unit.
|
|
| CGT |
 | CGT | Compensated Gross Tonnage
|
|
| BARREL |
 | Barrel | Liquid bulk measurement unit.
|
|
| TONNE |
 | Tonne | Dry bulk measurement unit
|
|
| PASSENGER |
 | Passenger | Item unit for the flow and use of passengers.
|
|
| VEHICLE |
 | Vehicle | Item unit for the flow and transfer of vehicles
|
|
| OTHER |
 | (other) | Value is not listed.
|
|
| NOTKNOWN |
 | (unknown) | Value is unknown.
|
|
| UNSET |
 | (unset) | Value has not been specified.
|
|