Traffic on the northbound and southbound lanes of the110 Freeway starts to stack up during rush hour traffic on February 5, 2013 in Los Angeles, United States. - 

Americans wasted a total of $121 billion -- or an average of $818 per person -- sitting in traffic in 2011, according to a new report from the Transportation Institute at Texas A&M.

Drivers in urban areas were delayed an average of 38 hours a year by traffic congestion. Washington D.C. ranked as the most congested city, where commuters wasted 67 hours a year in traffic. Los Angeles and San Francisco were tied for number two at 61 hours. Drivers in the greater New York City area came in third, wasting 59 hours a year on the road. Boston, Houston, Atlanta, Chicago, Philadelphia and Seattle rounded out the top ten.

America's Top 15 worst cities for Traffic by hours wasted (Texas A&M):


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