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["2015-07-10T22:00:00.000000000",null,278,6.23269]
["2015-07-10T22:30:00.000000000",null,279,1257.0]
["2015-07-10T23:15:00.000000000",null,277,0.468649]
["2015-07-10T23:30:00.000000000",null,278,6.167285]
["2015-07-10T23:45:00.000000000",null,279,1257.0]