Question: How many tons of mail and cargo depart from the station that is adjacent to Naval Support Activity Hampton Roads?
Related documents: [0]  [DOC] Naval Support Activity Hampton Roads (NSA HR) is a United States Navy Echelon 4 regional support commander that is responsible to Navy Region Mid-Atlantic for the operation and maintenance of the installation of the same name that it is headquartered on. Adjacent to, but separate from Naval Station Norfolk, NSA Hampton Roads has the largest concentration of fleet headquarters administrative and communication facilities outside of Washington, D.C., including the headquarters for United States Fleet Forces Command , Naval Reserve Forces Command and United States Marine Corps Forces Command, along with components of the Joint Chiefs of Staff, and the Joint Forces Staff College. NSA Hampton Roads is also home to NATO Supreme Allied Commander, Atlantic [END] 
[1]  [DOC] Air Operations conducts over 100,000 flight operations each year, an average of 275 flights per day or one every six minutes. Over 150,000 passengers and 264,000 tons of mail and cargo depart annually on Air Mobility Command (AMC) aircraft and other AMC-chartered flights from the airfield's AMC Terminal. [END] 
Answer: 
264,000
264,000