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["2015-06-23T22:45:00.000000000",null,277,0.4801226]
["2015-06-23T22:45:00.000000000",null,278,6.037975]
["2015-06-23T23:00:00.000000000",null,277,0.4741396]
["2015-06-23T23:30:00.000000000",null,277,0.474053]
["2015-06-23T23:45:00.000000000",null,279,1227.0]