| Name | Description | Type | Additional information |
|---|---|---|---|
| PortID | integer |
None. |
|
| Activity | string |
None. |
|
| GradeID | integer |
None. |
|
| ShipType | string |
None. |
|
| StartDate | date |
None. |
|
| EndDate | date |
None. |
|
| CountryName | string |
None. |
|
| CargoID | integer |
None. |
|
| CargoGroupID | integer |
None. |
|
| CargoSubGroupID | integer |
None. |