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"The population of the United States living in urban areas is growing faster than the national rate. At last count, more than four in five Americans lived in a metropolitan area, an increase of over"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.aol.com/article/2013/01/15/the-best-and-worst-run-cities-in-america/20429192/?gen=1>