Transport > Roads Stats: compare key data on South Korea & United States
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Definitions
- Motor vehicles > Per 1,000 people: Motor vehicles (per 1,000 people). Motor vehicles include cars, buses, and freight vehicles but do not include two-wheelers. Population refers to midyear population in the year for which data are available.
- Passenger cars > Per 1,000 people: Passenger cars (per 1,000 people). Passenger cars refer to road motor vehicles, other than two-wheelers, intended for the carriage of passengers and designed to seat no more than nine people (including the driver).
- Roads, goods transported > Million ton-km: Roads, goods transported (million ton-km). Goods transported by road are the volume of goods transported by road vehicles, measured in millions of metric tons times kilometers traveled.
- Roads, goods transported > Million ton-km per 1000: Roads, goods transported (million ton-km). Goods transported by road are the volume of goods transported by road vehicles, measured in millions of metric tons times kilometers traveled. Figures expressed per thousand population for the same year.
- Roads, passengers carried > Million passenger-km: Roads, passengers carried (million passenger-km). Passengers carried by road are the number of passengers transported by road times kilometers traveled.
- Roads, passengers carried > Million passenger-km per 1000: Roads, passengers carried (million passenger-km). Passengers carried by road are the number of passengers transported by road times kilometers traveled. Figures expressed per thousand population for the same year.
- Roads, paved > % of total roads: Roads, paved (% of total roads). Paved roads are those surfaced with crushed stone (macadam) and hydrocarbon binder or bituminized agents, with concrete, or with cobblestones, as a percentage of all the country's roads, measured in length.
- Roads, total network > Km: Roads, total network (km). Total road network includes motorways, highways, and main or national roads, secondary or regional roads, and all other roads in a country. A motorway is a road designed and built for motor traffic that separates the traffic flowing in opposite directions.
- Roads, total network > Km per 1000: Roads, total network (km). Total road network includes motorways, highways, and main or national roads, secondary or regional roads, and all other roads in a country. A motorway is a road designed and built for motor traffic that separates the traffic flowing in opposite directions. Figures expressed per thousand population for the same year.
- Time index: Time Index is an average one way time needed to transport, in minutes.
- Traffic index: Traffic Index is a composite index of time consumed in traffic due to job commute, estimation of time consumption dissatisfaction, CO2 consumption estimation in traffic and overall inefficiencies in the traffic system.
- Vehicles > Per km of road: Vehicles (per km of road). Vehicles per kilometer of road include cars, buses, and freight vehicles but do not include two-wheelers. Roads refer to motorways, highways, main or national roads, secondary or regional roads, and other roads. A motorway is a road specially designed and built for motor traffic that separates the traffic flowing in opposite directions.
SOURCES: International Road Federation, World Road Statistics and data files.; International Road Federation, World Road Statistics and electronic files, except where noted.; International Road Federation, World Road Statistics and electronic files, except where noted. Population figures from World Bank: (1) United Nations Population Division. World Population Prospects, (2) United Nations Statistical Division. Population and Vital Statistics Report (various years), (3) Census reports and other statistical publications from national statistical offices, (4) Eurostat: Demographic Statistics, (5) Secretariat of the Pacific Community: Statistics and Demography Programme, and (6) U.S. Census Bureau: International Database.; traffic
