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["SalesRep","Region","Month","Sales"]
["Amy","North","Jan",33488]
["Amy","North","Feb",47008]
["Amy","North","Mar",32128]
["Bob","North","Jan",34736]
["Bob","North","Feb",92872]
["Bob","North","Mar",76128]
["Chuck","South","Jan",41536]
["Chuck","South","Feb",23192]
["Chuck","South","Mar",21736]
["Doug","South","Jan",44834]
["Doug","South","Feb",32002]
["Doug","South","Mar",23932]