SampleIdSample number- Row number assigned in the supplied sample. Original order is retained.Example: 1
DatasetGrainRecord type- One passenger journey per row. Boarding and alighting belong to the same journey.Example: PassengerJourney
ModelAsOfDateModel reference date- Reference date of the supplied model extract, not the date of every journey.Example: 2026-07-02
JourneyIdJourney reference- Identifier for this passenger journey. All 100 journey identifiers are distinct in this file.Example: 469
JourneyGroupIdJourney group reference- Journey grouping identifier supplied by the source. A group does not by itself establish a transfer or return trip.Example: 469
TripIdTrip reference- Identifier for the vehicle trip carrying this passenger. Other passengers may share a trip.Example: 22780207
CitizenIdCitizen reference- Synthetic resident identifier supplied with this journey. Separate free domain samples are not guaranteed to contain the same resident.Example: 20201984
SyntheticResidentResident name- Supplied name of the synthetic resident; not a real passenger identity.Example: Ibidun Ikenna
GenderGender- Resident gender value exactly as supplied.Example: F
DOBDate of birth- Supplied synthetic resident date of birth.Example: 1979-10-10
AgeAtJourneyAge at journey- Resident age at the journey, as supplied.Example: 42
JourneyDateJourney date- Date assigned to this journey by the source.Example: 2022-07-23
BoardedUtcBoarding time (UTC)- Boarding timestamp in UTC, preserving the original precision. No local-time conversion is applied.Example: 2022-07-23 19:28:00.000
AlightedUtcAlighting time (UTC)- Alighting timestamp in UTC, preserving the original precision. No local-time conversion is applied.Example: 2022-07-23 20:21:00.000
JourneyDurationMinutesJourney duration (minutes)- Elapsed minutes for this passenger journey, as supplied.Example: 53
FareLocalPassenger fare (local currency)- Fare for this passenger journey in the city’s local currency. It is distinct from whole-trip revenue.Example: 40.00
PaymentMethodPayment method- Payment method supplied for this passenger journey.Example: Mobile
RouteIdRoute reference- Identifier of the supplied transport route.Example: 54
RouteCodeRoute code- Source route code, preserved as text including leading zeros.Example: 054
RouteNameRoute name- Supplied route name. A named service is not a physical road-segment identifier.Example: Ajah-Lekki Town (Danfo)
RouteTypeRoute type- Route service category supplied by the source.Example: Danfo Route
RouteStatusRoute status (source)- Route status as supplied. This field has no explicit historical effective date; do not infer status at the journey from it.Example: Active
RouteOriginRoute origin- Reference origin of the named route. It may differ from this passenger’s boarding stage.Example: Ajah Motor Park
RouteDestinationRoute destination- Reference destination of the named route. It may differ from this passenger’s alighting stage.Example: Lekki Town
RouteReferenceDistanceKmRoute reference distance (km)- Reference length of the route in kilometres, not measured passenger distance or GPS travel distance.Example: 8.90
DirectionDirection- Source direction label for the journey within its service.Example: Inbound
BoardingStageIdBoarding stage reference- Identifier of the passenger’s boarding stage.Example: 17
BoardingStageCodeBoarding stage code- Source code of the boarding stage, preserved as text.Example: STG-008
BoardingStageBoarding stage- Name supplied for the passenger’s boarding stage.Example: Ajah Motor Park
BoardingStageTypeBoarding stage type- Source category of the boarding stage.Example: Informal Motor Park
BoardingWardIdBoarding ward reference- Ward identifier supplied for the boarding stage.Example: 187
BoardingWardBoarding ward- Ward name supplied for the boarding stage.Example: Sangotedo
AlightingStageIdAlighting stage reference- Identifier of the passenger’s alighting stage.Example: 1
AlightingStageCodeAlighting stage code- Source code of the alighting stage, preserved as text.Example: STG-002
AlightingStageAlighting stage- Name supplied for the passenger’s alighting stage.Example: Obalende Motor Park
AlightingStageTypeAlighting stage type- Source category of the alighting stage.Example: Informal Motor Park
AlightingWardIdAlighting ward reference- Ward identifier supplied for the alighting stage.Example: 86
AlightingWardAlighting ward- Ward name supplied for the alighting stage.Example: Obalende
CrossWardJourneyCrosses ward boundaries- Source flag indicating different boarding and alighting wards.Example: 1
VehicleIdVehicle reference- Identifier of the public transport vehicle used for the trip.Example: 592
VehicleTypeVehicle type- Vehicle class supplied for the trip.Example: Danfo
FuelTypeFuel type- Fuel category supplied for the vehicle.Example: CNG
SeatCapacitySeat capacity- Supplied seating capacity. This is distinct from the trip’s passenger count.Example: 14
YearOfManufactureYear of manufacture- Supplied vehicle manufacture year. No exact manufacture date is inferred.Example: 2009
VehicleStatusVehicle status (source)- Vehicle status as supplied. This field has no explicit historical effective date; a decommissioned vehicle can have earlier journeys.Example: Decommissioned
OperatorIdOperator reference- Operator identifier supplied by the Lagos extract. Separate route and vehicle operator identifiers are not present.Example: 55
DriverCitizenIdDriver citizen reference- Synthetic resident identifier supplied for the driver.Example: 21627462
PassengerCountPassenger count- Passenger count for the whole vehicle trip, not the number of sample rows for this journey.Example: 10
TripRevenueLocalWhole-trip revenue (local currency)- Revenue supplied for the whole vehicle trip. Do not treat it as this passenger’s fare or sum it across repeated trip references.Example: 400.00
HouseholdIdHousehold reference- Household identifier supplied for the resident’s journey-date context. NULL means no household context is supplied.Example: 4312216
HomeWardIdHome ward reference- Home ward identifier supplied for the resident’s journey-date context.Example: 187
HomeWardAtJourneyHome ward at journey- Home ward name supplied for the journey date, where available.Example: Sangotedo
HasAsOfHouseholdContextHousehold context available- Source flag indicating household context is available for the journey date.Example: 1
ContractIdContract reference- Employment contract identifier supplied for the journey-date context, where available.Example: 45001
EmploymentStartDateEmployment start date- Start date of the supplied employment context. This is not the journey date.Example: 2020-12-26
EmploymentEndDateEmployment end date- End date of the supplied employment context. NULL is preserved without inventing an end date.Example: 2011-10-26
EmployerIdEmployer reference- Employer identifier supplied for the journey-date context, where available.Example: 8380
EmployerNameEmployer name- Synthetic employer name supplied for the journey-date context.Example: AGR Enterprises 0003287
WorkWardIdWork ward reference- Work ward identifier supplied for the journey-date context.Example: 245
WorkWardAtJourneyWork ward at journey- Work ward name supplied for the journey date, where available.Example: Lekki-Town
HasAsOfEmploymentContextEmployment context available- Source flag indicating employment context is available for the journey date.Example: 1
JourneyEndpointContextJourney endpoint context- Source classification comparing journey endpoint wards with available home and work wards. It does not establish trip purpose, a return trip or a transfer.Example: OTHER_JOURNEY
RichnessScoreSource richness score- Source-provided richness score retained unchanged. It is not a marketplace quality rating or a statistical sampling weight.Example: 8
SampleHashSource sample hash- Original source sample hash retained as text. Download integrity is recorded separately with a SHA-256 file checksum.Example: 0x00005233C859259B29B633EE0D5BB6B5A4B4F1F73B5413989A2CF0A831098B1C
