Statistical Terms Glossary

A passenger ship intended to provide passengers with a full tourist experience. All passengers have cabins. Facilities for entertainment aboard are included.

Capacity of the engine cylinder as certified by the competent authority of the country of registration.

The classes of dangerous goods carried are those defined in the twenty-first revised edition of the United Nations Recommendations on the Transport of Dangerous Goods (2019):
- Class 1: Explosives;
- Class 2: Gases;
- Class 3: Flammable liquids;
- Class 4: Flammable solids, substances liable to spontaneous combustion, substances which, on contact with water, emit flammable gases;
- Class 5: Oxidizing substances and organic peroxides;
- Class 6: Toxic and infectious substances;
- Class 7: Radioactive material;
- Class 8: Corrosive substances;
- Class 9: Miscellaneous dangerous substances and articles, including environmentally hazardous substances.

The classifications of dangerous goods are those defined by the United Nations Committee of Experts on the Transport of Dangerous Goods and subsidiary bodies (ST/SG/AC.10/1/Rev.5).
There are nine classes of dangerous goods:
1. explosives;
2.gases;
3.flammable liquids;
4. flammable solids, substances liable to spontaneous combustion, substances which, on contact with water emit flammable gases;
5. oxidizing substances, organic peroxides;
6. poisonous (toxic) and infectious substances;
7. radioactive material;
8. corrosives; and,
9. miscellaneous dangerous substances.

As reported by the police or other authorities.

The date of first registration of a motor vehicle is the first-time registration of the vehicle as new in a Motor Vehicle Register, irrespective of the nationality of the register.

As reported by the police or other authorities

Unit of sound level measurement defined in ISO Standard 80000-3:2006.
- dBA (A-weighted decibel): unit of sound level measurement, which incorporates a frequency weighting approximating the characteristics of human hearing.

The difference between the displacement in tonnes of a ship on summer load-line in water with a specific gravity of 1,025 and the total weight of the ship, i.e. the displacement in tonnes of a ship without cargo, fuel, lubricating oil, ballast water, fresh water and drinking water in the tanks, usable supplies as well as passengers, crew and their possessions.

They are the people who were exposed to the traffic accident and as a result of the accident they died and the accident is verified by the police officer investigating the police and registration is done in the base records

A line specially built to allow traffic at speeds equal to or greater than 250 km/h for the main segments.
Note: High-speed lines may include connecting lines, in particular connecting segments into town centre stations located on them, on which speeds may take account of local conditions.

Transport of cargo by sea other than short sea shipping, involving intercontinental routes and/or crossing oceans.

It is the process of transporting goods to and from the docks and inside and outside warehouses, stores and yards, or stacking them within the port's borders and then shipping them from their place according to the instructions issued by the facility.

Number of aircrafts take-off from all the airports inside Iraq (Iraqi, Arab and Foreign)

The departure of any merchant ship aft er making a port call in the territory of the reporting country.

Any laden or unladen seagoing vessel which left a port in the territory of the country.

A case in which at least one wheel of a train leaves the rails.
Note: Derailments as a result of collisions are excluded. These are classified as collisions.

The detention in port under port State control of a merchant ship found to be unseaworthy.

Locomotive, the main source of power of which is a diesel engine, irrespective of the type of transmission installed. However, diesel-electric locomotives equipped to derive power from an overhead wire or from a conductor rail are classed as electric locomotives.

A mail pouch used by governments to send official letters and dispatches.

Passengers who, after a short stop, continue their journey on the same aircraft on a flight having the same flight number as the flight on which they arrived. Passengers who change aircraft because of technical problems but continue on a flight with the same flight number are also counted as direct transit passengers.

Distance is defined as the length of the travelled track.

An aircraft landing at an airport other than the one in the aircraft’s flight plan because of operational or technical difficulties either on the aircraft or at the destination airport.
Note: Diversions may be caused by passenger misbehaviour, aircraft technical problems, bad weather conditions, accidents or other emergencies at the planned destination airport.

A part of port for anchoring ships and boats.

An airport that handles domestic flights within the same country, mostly it has one runway and has limited services

An airport not designated to handle international traffic.

A flight having exclusively domestic flight stages, all using the same flight number.

A flight stage flown between points within the domestic boundaries of a State.

The movement of aircraft between Iraqi airports (Baghdad, Erbil, Sulaymaniyah, Basra, Najaf, Mosul) only

A person involved in a road transport injury accident who was driving a road vehicle at the time of the accident.