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["2015-03-01T22:45:00.000000000",null,279,1034.0]
["2015-03-01T23:00:00.000000000",null,277,0.4965888]
["2015-03-01T23:15:00.000000000",null,278,6.252544]
["2015-03-01T23:45:00.000000000",null,277,0.482016]