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["2015-08-09T21:30:00.000000000",null,278,5.998995]
["2015-08-09T22:00:00.000000000",null,277,0.4568649]
["2015-08-09T22:30:00.000000000",null,279,1291.0]
["2015-08-09T23:00:00.000000000",null,278,6.016837]
["2015-08-09T23:30:00.000000000",null,279,1291.0]