Transport > Air transport Stats: compare key data on Bulgaria & Romania
Definitions
- Freight > Million ton-km: Air freight is the volume of freight, express, and diplomatic bags carried on each flight stage (operation of an aircraft from takeoff to its next landing), measured in metric tons times kilometers traveled."
- Freight > Million tons per km: Air freight is the volume of freight, express, and diplomatic bags carried on each flight stage (operation of an aircraft from takeoff to its next landing), measured in metric tons times kilometers traveled.
- Passengers carried: Air passengers carried include both domestic and international aircraft passengers of air carriers registered in the country.
- Passengers carried > Per capita: Air passengers carried include both domestic and international aircraft passengers of air carriers registered in the country. Per capita figures expressed per 1,000 population.
- Registered carrier departures worldwide: Registered carrier departures worldwide are domestic takeoffs and takeoffs abroad of air carriers registered in the country.
- Registered carrier departures worldwide > Per capita: Registered carrier departures worldwide are domestic takeoffs and takeoffs abroad of air carriers registered in the country. Per capita figures expressed per 1,000 population.
SOURCES: International Civil Aviation Organisation, Civil Aviation Statistics of the World and ICAO staff estimates.; World Development Indicators database
