Question: What were the five largest metropolitan areas in the United States by population in the year 2010.

1. New York-Northern New Jersey-Long Island, NY-NJ-PA (18,897,109)
2. Los Angeles-Long Beach-Santa Ana, CA (12,828,837)
3. Chicago-Joliet-Naperville, IL-IN-WI (9,461,105)
4. Dallas-Fort Worth-Arlington, TX (6,371,773)
5. Philadelphia-Camden-Wilmington, PA-NJ-DE-MD (5,965,343)

Source: U.S. Census Bureau.

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