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["2014-12-17T21:45:00.000000000",null,277,0.4640161]
["2014-12-17T22:00:00.000000000",null,279,934.0]
["2014-12-17T22:15:00.000000000",null,279,934.0]
["2014-12-17T22:30:00.000000000",null,277,0.4825988]
["2014-12-17T23:00:00.000000000",null,277,0.4844744]
["2014-12-17T23:30:00.000000000",null,278,6.171402]