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| Name： |
USA |
| Trigraname： |
USA |
| Official Name： |
The United States of America |
| Capital： |
Washington D. C. |
| Continent： |
North America |
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| Establish: 1776-7-4 |
| Major cities: New York,Los Angeles,Chicago,Houston,Philadelphia,San Diego,Dallas,Phoenix,Detroit,San Antonio,Boston,San Francisco,Seattle,Denver,Atlanta,Miami |
| Currency: US dollar |
| Official languages: ENGLISH |
| Motto: In God we trust |
| Surface Area(km2): 9,629,091 |
| Highest point: Mount McKinley 6,194m |
| Neighbouring countries: Canada,Mexico |
| Neighbouring seas: Atlantic Ocean, Gulf of Mexico, Pacific Ocean |
| Population: 301,967,681 |
| GDP per capita (PPP): 45,257.33 |
| Density (inhabitants per km2): 32 |
| Average age (in years): 35.8000 |
| Life expectancy at birth (in years): 77.1400 |
| Internet code: .us |
| Number of internet users: 211,108,086 |
| Percentage of Internet Users: 69.91% |
| Time zone / Time difference with beijing: GMT-6:00 / -14.0000 |
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