Transport > Merchant marine > Total Stats: compare key data on United States & Yemen
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Definitions
- Dwt: Dwt=Deadweight tonnage, a measure of the capacity of a cargo ship
- Dwt > Per $ GDP: Dwt=Deadweight tonnage, a measure of the capacity of a cargo ship Per $ GDP figures expressed per million $ gross domestic product
- Dwt > Per capita: Dwt=Deadweight tonnage, a measure of the capacity of a cargo ship Per capita figures expressed per 1,000 population.
- Dwt per capita: Dwt=Deadweight tonnage, a measure of the capacity of a cargo ship. Figures expressed per capita for the same year.
- GRT: GRT=Gross Register Tonnage
- GRT > Per $ GDP: GRT=Gross Register Tonnage Per $ GDP figures expressed per million $ gross domestic product
- GRT > Per capita: GRT=Gross Register Tonnage Per capita figures expressed per 1,000 population.
- GRT per capita: GRT=Gross Register Tonnage. Figures expressed per capita for the same year.
- Per $ GDP: 1000 GRT or over Per $ GDP figures expressed per 1 billion $ gross domestic product.
- Per capita: 1000 GRT or over Per capita figures expressed per 1 million population.
SOURCES: All CIA World Factbooks 18 December 2003 to 18 December 2008; All CIA World Factbooks 18 December 2003 to 18 December 2008. 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.; CIA World Factbooks 18 December 2003 to 28 March 2011
