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["2015-02-19T22:45:00.000000000",null,279,1022.0]
["2015-02-19T23:00:00.000000000",null,279,1022.0]
["2015-02-19T23:15:00.000000000",null,278,6.310384]
["2015-02-19T23:30:00.000000000",null,278,6.316831]
["2015-02-19T23:45:00.000000000",null,278,6.312485]