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["Connecticut",null,5.212]
["Hudson",null,3.725]
["Niagara","St. Lawrence",0.238]
["Ohio","Mississippi",5.015]
["Penobscot",null,3.975]
["Richelieu","St. Lawrence",0.013]
["St. John",null,2.306]
["St. Lawrence","St. Lawrence",2.563]
["Susquehanna",null,6.494]