ConstThe vehicle or carriage can currently accommodate only standing passengers and has limited space for them.
The vehicle or carriage is considered empty by most measures, and has few or no passengers onboard, but is still accepting passengers.
The vehicle or carriage has a relatively small number of seats available. The amount of free seats out of the total seats available to be considered small enough to fall into this category is determined at the discretion of the feed producer.
The vehicle or carriage is considered full by most measures, but may still be allowing passengers to board.
The vehicle or carriage has a large number of seats available. The amount of free seats out of the total seats available to be considered large enough to fall into this category is determined at the discretion of the producer.
The vehicle or carriage doesn't have any occupancy data available at that time.
The vehicle or carriage is not accepting passengers, but usually accepts passengers for boarding.
The vehicle or carriage is not boardable and never accepts passengers. Useful for special vehicles or carriages (engine, maintenance carriage, etc.).
The vehicle or carriage can currently accommodate only standing passengers.
The state of passenger occupancy for the vehicle or carriage. Individual producers may not publish all OccupancyStatus values. Therefore, consumers must not assume that the OccupancyStatus values follow a linear scale. Consumers should represent OccupancyStatus values as the state indicated and intended by the producer. Likewise, producers must use OccupancyStatus values that correspond to actual vehicle occupancy states. For describing passenger occupancy levels on a linear scale, see
occupancy_percentage. This field is still experimental, and subject to change. It may be formally adopted in the future.