BACKGROUND

The data contained in the compressed file has been extracted from the DB1BCoupon data table of the "Origin and Destination Survey" database from the TranStats data library. The time period is indicated in the name of the compressed file; for example, XXX_XXXXX_2001_1 contains data of the first quarter of the year 2001.
 

RECORD LAYOUT

Below are fields in the order that they appear on the records:
ItinIDItinerary ID
MktIDMarket ID
SeqNumCoupon Sequence Number
CouponsNumber of Coupons in the Itinerary
YearYear
OriginAirportIDOrigin Airport, Airport ID. An identification number assigned by US DOT to identify a unique airport. Use this field for airport analysis across a range of years because an airport can change its airport code and airport codes can be reused.
OriginAirportSeqIDOrigin Airport, Airport Sequence ID. An identification number assigned by US DOT to identify a unique airport at a given point of time. Airport attributes, such as airport name or coordinates, may change over time.
OriginCityMarketIDOrigin Airport, City Market ID. City Market ID is an identification number assigned by US DOT to identify a city market. Use this field to consolidate airports serving the same city market.
QuarterQuarter (1-4)
OriginOrigin Airport Code
OriginCountryOrigin Airport, Country Code
OriginStateFipsOrigin Airport, State FIPS Code
OriginStateOrigin Airport, State Code
OriginStateNameOrigin State Name
OriginWacOrigin Airport, World Area Code
DestAirportIDDestination Airport, Airport ID. An identification number assigned by US DOT to identify a unique airport. Use this field for airport analysis across a range of years because an airport can change its airport code and airport codes can be reused.
DestAirportSeqIDDestination Airport, Airport Sequence ID. An identification number assigned by US DOT to identify a unique airport at a given point of time. Airport attributes, such as airport name or coordinates, may change over time.
DestCityMarketIDDestination Airport, City Market ID. City Market ID is an identification number assigned by US DOT to identify a city market. Use this field to consolidate airports serving the same city market.
DestDestination Airport Code
DestCountryDestination Airport, Country Code
DestStateFipsDestination Airport, State FIPS Code
DestStateDestination Airport, State Code
DestStateNameDestination State Name
DestWacDestination Airport, World Area Code
BreakTrip Break Code
CouponTypeCoupon Type Code
TkCarrierTicketing Carrier Code
OpCarrierOperating Carrier Code
RPCarrierReporting Carrier Code
PassengersNumber of Passengers
FareClassFare Class Code. Value Is Defined By Carriers And May Not Follow The Same Standard. Not Recommended For Analysis.
DistanceCoupon Distance
DistanceGroupDistance Group, in 500 Mile Intervals
GatewayGateway Indicator (1=Yes)
ItinGeoTypeItinerary Geography Type
CouponGeoTypeCoupon Geography Type