| Field Name | Description |
|---|
| FileId | File Identification | |
| HhId | Household Identification Number | |
| TripId | Trip Identification Number | |
| Trips | Trips | |
| HouseholdTripWeight | Household Trip Weight | |
| TrParty | Travelers in Travel Party | |
| TprTyHousehold | Household Members in Travel Party | |
| TrPrTyAd | Adult Household Members in the Travel Party | |
| TrPrTyCh | Children Under 18 Years in the Travel Party | |
| TrPrTyNh | Non-Household Members in the Travel Party | |
| TrPrType | Travel Party Type | |
| LeaveYear | Departure Year | |
| ReturnYear | Return Year | |
| ReturnQuarter | Return Quarter | |
| Weekend | Weekend Trip | |
| NiteAway | Nights Away from Home | |
| NiteFrnd | Nights Away from Home in Friends or Relatives Home | |
| NiteHotel | Nights Away from Home in Hotel, Motel, Bed and Breakfast, or Resort | |
| NiteRent | Nights Away from Home in Rented Cabin, Condominium, or Vacation Home | |
| NiteOwn | Nights Away from Home in Owned Cabin, Condominium, Vacation Home, or Timeshare | |
| NiteTrailer | Nights Away from Home in Camper, Trailer, or Recreational Vehicle | |
| NiteCorporate | Nights Away from Home in Corporate-Owned Housing | |
| NiteConference | Nights Away from Home in Conference Center | |
| NiteMilitary | Nights Away from Home in Military Housing | |
| NiteDorm | Nights Away from Home in Dormitory | |
| NitePassenger | Nights Away from Home as Passenger in Car, Plane, Cruise Ship, Train, etc. | |
| NitePark | Nights Away from Home in Parked Automobile, Van, Station Wagon, etc. | |
| NiteSpa | Nights Away from Home in Health Spa or Health Resort | |
| NiteCamp | Nights Away from Home in Work or Recreational Camp, Tent, etc. | |
| NiteHostel | Nights Away from Home in Youth Hostel | |
| NiteShel | Nights Away from Home in YMCA or Shelter | |
| NiteOthr | Nights Away from Home in Other Type of Lodging | |
| NiteDest | Nights at Destination | |
| LodgDest | Type of Lodging at Destination | |
| TransOriginDest | Principal Transportation from Origin to Destination | |
| FlightOriginDest | Regularly Scheduled or Charter Flight from Origin to Destination | |
| CarierOriginDest | U.S. or Foreign Carrier from Origin to Destination | |
| TrainToStation | Transportation to Origin Airport/Station/Terminal | |
| GcdToStation | Great Circle Distance (GCD) to Airport/Station/Terminal | |
| RouteDistanceToStation | Route Distance to Airport/Station/Terminal | |
| TransportFromStation | Transportation from Airport/Station/Terminal at Destination | |
| Vacation | Vacation Trip | |
| Reason | Reason for Trip | |
| TransportDestOrigin | Principal Transportation from Destination to Origin | |
| FlightDestOrigin | Regularly Scheduled or Charter Flight from Destination to Origin | |
| CarrierDestOrigin | U.S. or Foreign Carrier from Destination to Origin | |
| GcdOriginDest | Great Circle Distance from Origin to Destination | |
| GcdUsOriginDest | Great Circle Distance from Origin to Destination, U.S. Portion | |
| GCDInternationalOriginDest | Great Circle Distance from Origin to Destination, International Portion | |
| RouteDistanceUsOriginDest | Route Distance from Origin to Destination, U.S. Portion | |
| GcdDestOrigin | Great Circle Distance from Destination to Origin | |
| GcdUsDestOrigin | Great Circle Distance from Destination to Origin, U.S. Portion | |
| GCDInternationalDestOrigin | Great Circle Distance from Destination to Origin, International Portion | |
| RouteDistanceUsDestOrigin | Route Distance from Destination to Origin, U.S. Portion | |
| GCDRoundTrip | Great Circle Distance, Round Trip | |
| GCDUsRoundTrip | Great Circle Distance, Round Trip, U.S. Portion | |
| GCDInternationalRoundTrip | Great Circle Distance, Round Trip, International Portion | |
| RouteDistanceUsRoundTrip | Route Round-Trip Distance, U.S. Portion | |
| InternationalDestFlag | U.S./International Destination Flag | |
| StopSo | Stops to Destination | |
| StopFrom | Stops from Destination | |
| SideTrps | Side Trips | |
| EditTrParty | Edit/Imputation of Travelers in the Travel Party | |
| EditTprTyHousehold | Edit/Imputation of Household Members in the Travel Party | |
| EditTprTyA | Edit/Imputation of Adult Household Members in the Travel Party | |
| EditTprTyC | Edit/Imputation of Children Under 18 Years in the Travel Party | |
| EditTprTyN | Edit/Imputation of Non-Household Members in the Travel Party | |
| EditTrPrType | Edit/Imputation of Travel Party Type | |
| EditLeaveYear | Edit/Imputation of Departure Year | |
| EditReturnYear | Edit/Imputation of Return Year | |
| EditReturnQuarter | Edit/Imputation of Return Quarter | |
| EditWeekend | Edit/Imputation of Weekend Trip | |
| EditNiteAway | Edit/Imputation of Nights Away from Home | |
| EditNiteDest | Edit/Imputation of Nights at Destination | |
| EditLodge | Edit/Imputation of Lodging at Destination | |
| EditTransportOriginDest | Edit/Imputation of Principal Transportation from Origin to Destination | |
| EditFlightOriginDest | Edit/Imputation of Regularly Scheduled or Charter Flight from Origin to Destinat | |
| EditCarrierOriginDest | Edit/Imputation of U.S. or Foreign Carrier from Origin to Destination | |
| EditTrainToStation | Edit/Imputation of Transportation to Origin Airport/Terminal/Station | |
| EditTransportFromStation | Edit/Imputation of Transportation from Airport/Station/Terminal at Destination | |
| EditVacation | Edit/Imputation of Vacation Trip | |
| EditReason | Edit/Imputation of Reason for Trip | |
| EditTransportDestOrigin | Edit/Imputation of Principal Transportation from Destination to Origin | |
| EditFlightDestOrigin | Edit/Imputation of Regularly Scheduled or Charter Flight from Destination to Ori | |
| EditCarrierDestOrigin | Edit/Imputation of U.S. or Foreign Carrier from Destination to Origin | |
